diff options
253 files changed, 1810 insertions, 1864 deletions
diff --git a/Documentation/devicetree/bindings/timer/renesas,cmt.txt b/Documentation/devicetree/bindings/timer/renesas,cmt.txt index 6ca6b9e582a0..d740989eb569 100644 --- a/Documentation/devicetree/bindings/timer/renesas,cmt.txt +++ b/Documentation/devicetree/bindings/timer/renesas,cmt.txt @@ -20,16 +20,16 @@ Required Properties: (CMT1 on sh73a0 and r8a7740) This is a fallback for the above renesas,cmt-48-* entries. - - "renesas,cmt0-r8a73a4" for the 32-bit CMT0 device included in r8a73a4. - - "renesas,cmt1-r8a73a4" for the 48-bit CMT1 device included in r8a73a4. - - "renesas,cmt0-r8a7790" for the 32-bit CMT0 device included in r8a7790. - - "renesas,cmt1-r8a7790" for the 48-bit CMT1 device included in r8a7790. - - "renesas,cmt0-r8a7791" for the 32-bit CMT0 device included in r8a7791. - - "renesas,cmt1-r8a7791" for the 48-bit CMT1 device included in r8a7791. - - "renesas,cmt0-r8a7793" for the 32-bit CMT0 device included in r8a7793. - - "renesas,cmt1-r8a7793" for the 48-bit CMT1 device included in r8a7793. - - "renesas,cmt0-r8a7794" for the 32-bit CMT0 device included in r8a7794. - - "renesas,cmt1-r8a7794" for the 48-bit CMT1 device included in r8a7794. + - "renesas,r8a73a4-cmt0" for the 32-bit CMT0 device included in r8a73a4. + - "renesas,r8a73a4-cmt1" for the 48-bit CMT1 device included in r8a73a4. + - "renesas,r8a7790-cmt0" for the 32-bit CMT0 device included in r8a7790. + - "renesas,r8a7790-cmt1" for the 48-bit CMT1 device included in r8a7790. + - "renesas,r8a7791-cmt0" for the 32-bit CMT0 device included in r8a7791. + - "renesas,r8a7791-cmt1" for the 48-bit CMT1 device included in r8a7791. + - "renesas,r8a7793-cmt0" for the 32-bit CMT0 device included in r8a7793. + - "renesas,r8a7793-cmt1" for the 48-bit CMT1 device included in r8a7793. + - "renesas,r8a7794-cmt0" for the 32-bit CMT0 device included in r8a7794. + - "renesas,r8a7794-cmt1" for the 48-bit CMT1 device included in r8a7794. - "renesas,rcar-gen2-cmt0" for 32-bit CMT0 devices included in R-Car Gen2. - "renesas,rcar-gen2-cmt1" for 48-bit CMT1 devices included in R-Car Gen2. @@ -46,7 +46,7 @@ Required Properties: Example: R8A7790 (R-Car H2) CMT0 and CMT1 nodes cmt0: timer@ffca0000 { - compatible = "renesas,cmt0-r8a7790", "renesas,rcar-gen2-cmt0"; + compatible = "renesas,r8a7790-cmt0", "renesas,rcar-gen2-cmt0"; reg = <0 0xffca0000 0 0x1004>; interrupts = <0 142 IRQ_TYPE_LEVEL_HIGH>, <0 142 IRQ_TYPE_LEVEL_HIGH>; @@ -55,7 +55,7 @@ Example: R8A7790 (R-Car H2) CMT0 and CMT1 nodes }; cmt1: timer@e6130000 { - compatible = "renesas,cmt1-r8a7790", "renesas,rcar-gen2-cmt1"; + compatible = "renesas,r8a7790-cmt1", "renesas,rcar-gen2-cmt1"; reg = <0 0xe6130000 0 0x1004>; interrupts = <0 120 IRQ_TYPE_LEVEL_HIGH>, <0 121 IRQ_TYPE_LEVEL_HIGH>, diff --git a/MAINTAINERS b/MAINTAINERS index e7aa8379b890..347f2a7e6c38 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3444,7 +3444,8 @@ M: Thomas Gleixner <tglx@linutronix.de> L: linux-kernel@vger.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/core S: Supported -F: drivers/clocksource +F: drivers/clocksource/ +F: Documentation/devicetree/bindings/timer/ CMPC ACPI DRIVER M: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index 96a3d73ef4bf..e7b350f18f5f 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -136,19 +136,14 @@ struct pci_ops dc21285_ops = { static struct timer_list serr_timer; static struct timer_list perr_timer; -static void dc21285_enable_error(unsigned long __data) +static void dc21285_enable_error(struct timer_list *timer) { - switch (__data) { - case IRQ_PCI_SERR: - del_timer(&serr_timer); - break; - - case IRQ_PCI_PERR: - del_timer(&perr_timer); - break; - } + del_timer(timer); - enable_irq(__data); + if (timer == &serr_timer) + enable_irq(IRQ_PCI_SERR); + else if (timer == &perr_timer) + enable_irq(IRQ_PCI_PERR); } /* @@ -323,13 +318,8 @@ void __init dc21285_preinit(void) *CSR_PCICMD = (*CSR_PCICMD & 0xffff) | PCICMD_ERROR_BITS; } - init_timer(&serr_timer); - init_timer(&perr_timer); - - serr_timer.data = IRQ_PCI_SERR; - serr_timer.function = dc21285_enable_error; - perr_timer.data = IRQ_PCI_PERR; - perr_timer.function = dc21285_enable_error; + timer_setup(&serr_timer, dc21285_enable_error, 0); + timer_setup(&perr_timer, dc21285_enable_error, 0); /* * We don't care if these fail. diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c index db488ecc98b5..19839bba7f17 100644 --- a/arch/arm/mach-ixp4xx/dsmg600-setup.c +++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c @@ -175,7 +175,7 @@ static int power_button_countdown; #define PBUTTON_HOLDDOWN_COUNT 4 /* 2 secs */ static void dsmg600_power_handler(unsigned long data); -static DEFINE_TIMER(dsmg600_power_timer, dsmg600_power_handler, 0, 0); +static DEFINE_TIMER(dsmg600_power_timer, dsmg600_power_handler); static void dsmg600_power_handler(unsigned long data) { diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c index 1b8170d65c74..b6d731241317 100644 --- a/arch/arm/mach-ixp4xx/nas100d-setup.c +++ b/arch/arm/mach-ixp4xx/nas100d-setup.c @@ -198,7 +198,7 @@ static int power_button_countdown; #define PBUTTON_HOLDDOWN_COUNT 4 /* 2 secs */ static void nas100d_power_handler(unsigned long data); -static DEFINE_TIMER(nas100d_power_timer, nas100d_power_handler, 0, 0); +static DEFINE_TIMER(nas100d_power_timer, nas100d_power_handler); static void nas100d_power_handler(unsigned long data) { diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index d6159f8ef0c2..df45682e99a5 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -381,14 +381,11 @@ static struct pxafb_mach_info sharp_lm8v31 = { #define MMC_POLL_RATE msecs_to_jiffies(1000) -static void lubbock_mmc_poll(unsigned long); static irq_handler_t mmc_detect_int; +static void *mmc_detect_int_data; +static struct timer_list mmc_timer; -static struct timer_list mmc_timer = { - .function = lubbock_mmc_poll, -}; - -static void lubbock_mmc_poll(unsigned long data) +static void lubbock_mmc_poll(struct timer_list *unused) { unsigned long flags; @@ -401,7 +398,7 @@ static void lubbock_mmc_poll(unsigned long data) if (LUB_IRQ_SET_CLR & (1 << 0)) mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE); else { - (void) mmc_detect_int(LUBBOCK_SD_IRQ, (void *)data); + (void) mmc_detect_int(LUBBOCK_SD_IRQ, mmc_detect_int_data); enable_irq(LUBBOCK_SD_IRQ); } } @@ -421,8 +418,8 @@ static int lubbock_mci_init(struct device *dev, { /* detect card insert/eject */ mmc_detect_int = detect_int; - init_timer(&mmc_timer); - mmc_timer.data = (unsigned long) data; + mmc_detect_int_data = data; + timer_setup(&mmc_timer, lubbock_mmc_poll, 0); return request_irq(LUBBOCK_SD_IRQ, lubbock_detect_int, 0, "lubbock-sd-detect", data); } diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c index 249b7bd5fbc4..398ba9ba2632 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.c +++ b/arch/arm/mach-pxa/sharpsl_pm.c @@ -341,7 +341,7 @@ static void sharpsl_charge_toggle(struct work_struct *private_) sharpsl_pm.charge_start_time = jiffies; } -static void sharpsl_ac_timer(unsigned long data) +static void sharpsl_ac_timer(struct timer_list *unused) { int acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN); @@ -366,7 +366,7 @@ static irqreturn_t sharpsl_ac_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static void sharpsl_chrg_full_timer(unsigned long data) +static void sharpsl_chrg_full_timer(struct timer_list *unused) { dev_dbg(sharpsl_pm.dev, "Charge Full at time: %lx\n", jiffies); @@ -841,9 +841,9 @@ static int sharpsl_pm_probe(struct platform_device *pdev) sharpsl_pm.charge_mode = CHRG_OFF; sharpsl_pm.flags = 0; - setup_timer(&sharpsl_pm.ac_timer, sharpsl_ac_timer, 0UL); + timer_setup(&sharpsl_pm.ac_timer, sharpsl_ac_timer, 0); - setup_timer(&sharpsl_pm.chrg_full_timer, sharpsl_chrg_full_timer, 0UL); + timer_setup(&sharpsl_pm.chrg_full_timer, sharpsl_chrg_full_timer, 0); led_trigger_register_simple("sharpsl-charge", &sharpsl_charge_led_trigger); diff --git a/arch/ia64/include/asm/sn/bte.h b/arch/ia64/include/asm/sn/bte.h index cc6c4dbf53af..cd71ab5faf62 100644 --- a/arch/ia64/include/asm/sn/bte.h +++ b/arch/ia64/include/asm/sn/bte.h @@ -17,6 +17,8 @@ #include <asm/sn/types.h> #include <asm/sn/shub_mmr.h> +struct nodepda_s; + #define IBCT_NOTIFY (0x1UL << 4) #define IBCT_ZFIL_MODE (0x1UL << 0) @@ -210,7 +212,7 @@ struct bteinfo_s { */ extern bte_result_t bte_copy(u64, u64, u64, u64, void *); extern bte_result_t bte_unaligned_copy(u64, u64, u64, u64); -extern void bte_error_handler(unsigned long); +extern void bte_error_handler(struct nodepda_s *); #define bte_zero(dest, len, mode, notification) \ bte_copy(0, dest, len, ((mode) | BTE_ZERO_FILL), notification) diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index 555b11180156..6115464d5f03 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -1513,7 +1513,7 @@ ia64_mca_cmc_int_caller(int cmc_irq, void *arg) * */ static void -ia64_mca_cmc_poll (unsigned long dummy) +ia64_mca_cmc_poll (struct timer_list *unused) { /* Trigger a CMC interrupt cascade */ platform_send_ipi(cpumask_first(cpu_online_mask), IA64_CMCP_VECTOR, @@ -1590,7 +1590,7 @@ ia64_mca_cpe_int_caller(int cpe_irq, void *arg) * */ static void -ia64_mca_cpe_poll (unsigned long dummy) +ia64_mca_cpe_poll (struct timer_list *unused) { /* Trigger a CPE interrupt cascade */ platform_send_ipi(cpumask_first(cpu_online_mask), IA64_CPEP_VECTOR, @@ -2098,7 +2098,7 @@ ia64_mca_late_init(void) return 0; /* Setup the CMCI/P vector and handler */ - setup_timer(&cmc_poll_timer, ia64_mca_cmc_poll, 0UL); + timer_setup(&cmc_poll_timer, ia64_mca_cmc_poll, 0); /* Unmask/enable the vector */ cmc_polling_enabled = 0; @@ -2109,7 +2109,7 @@ ia64_mca_late_init(void) #ifdef CONFIG_ACPI /* Setup the CPEI/P vector and handler */ cpe_vector = acpi_request_vector(ACPI_INTERRUPT_CPEI); - setup_timer(&cpe_poll_timer, ia64_mca_cpe_poll, 0UL); + timer_setup(&cpe_poll_timer, ia64_mca_cpe_poll, 0); { unsigned int irq; diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c index 63dc9cdc95c5..52c404b08904 100644 --- a/arch/ia64/kernel/salinfo.c +++ b/arch/ia64/kernel/salinfo.c @@ -263,7 +263,7 @@ salinfo_timeout_check(struct salinfo_data *data) } static void -salinfo_timeout (unsigned long arg) +salinfo_timeout(struct timer_list *unused) { ia64_mlogbuf_dump(); salinfo_timeout_check(salinfo_data + SAL_INFO_TYPE_MCA); @@ -623,9 +623,8 @@ salinfo_init(void) *sdir++ = salinfo_dir; - init_timer(&salinfo_timer); + timer_setup(&salinfo_timer, salinfo_timeout, 0); salinfo_timer.expires = jiffies + SALINFO_TIMER_DELAY; - salinfo_timer.function = &salinfo_timeout; add_timer(&salinfo_timer); i = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "ia64/salinfo:online", diff --git a/arch/ia64/sn/kernel/bte.c b/arch/ia64/sn/kernel/bte.c index b2eb48490754..9146192b86f5 100644 --- a/arch/ia64/sn/kernel/bte.c +++ b/arch/ia64/sn/kernel/bte.c @@ -219,7 +219,7 @@ retry_bteop: BTE_LNSTAT_LOAD(bte), *bte->most_rcnt_na) ); bte->bte_error_count++; bte->bh_error = IBLS_ERROR; - bte_error_handler((unsigned long)NODEPDA(bte->bte_cnode)); + bte_error_handler(NODEPDA(bte->bte_cnode)); *bte->most_rcnt_na = BTE_WORD_AVAILABLE; goto retry_bteop; } @@ -414,6 +414,12 @@ EXPORT_SYMBOL(bte_unaligned_copy); * Block Transfer Engine initialization functions. * ***********************************************************************/ +static void bte_recovery_timeout(struct timer_list *t) +{ + struct nodepda_s *nodepda = from_timer(nodepda, t, bte_recovery_timer); + + bte_error_handler(nodepda); +} /* * bte_init_node(nodepda, cnode) @@ -436,9 +442,7 @@ void bte_init_node(nodepda_t * mynodepda, cnodeid_t cnode) * will point at this one bte_recover structure to get the lock. */ spin_lock_init(&mynodepda->bte_recovery_lock); - init_timer(&mynodepda->bte_recovery_timer); - mynodepda->bte_recovery_timer.function = bte_error_handler; - mynodepda->bte_recovery_timer.data = (unsigned long)mynodepda; + timer_setup(&mynodepda->bte_recovery_timer, bte_recovery_timeout, 0); for (i = 0; i < BTES_PER_NODE; i++) { u64 *base_addr; diff --git a/arch/ia64/sn/kernel/bte_error.c b/arch/ia64/sn/kernel/bte_error.c index 4cb09f3f1efc..d92786c09b34 100644 --- a/arch/ia64/sn/kernel/bte_error.c +++ b/arch/ia64/sn/kernel/bte_error.c @@ -27,15 +27,12 @@ * transfers to be queued. */ -void bte_error_handler(unsigned long); - /* * Wait until all BTE related CRBs are completed * and then reset the interfaces. */ -int shub1_bte_error_handler(unsigned long _nodepda) +static int shub1_bte_error_handler(struct nodepda_s *err_nodepda) { - struct nodepda_s *err_nodepda = (struct nodepda_s *)_nodepda; struct timer_list *recovery_timer = &err_nodepda->bte_recovery_timer; nasid_t nasid; int i; @@ -131,9 +128,8 @@ int shub1_bte_error_handler(unsigned long _nodepda) * Wait until all BTE related CRBs are completed * and then reset the interfaces. */ -int shub2_bte_error_handler(unsigned long _nodepda) +static int shub2_bte_error_handler(struct nodepda_s *err_nodepda) { - struct nodepda_s *err_nodepda = (struct nodepda_s *)_nodepda; struct timer_list *recovery_timer = &err_nodepda->bte_recovery_timer; struct bteinfo_s *bte; nasid_t nasid; @@ -170,9 +166,8 @@ int shub2_bte_error_handler(unsigned long _nodepda) * Wait until all BTE related CRBs are completed * and then reset the interfaces. */ -void bte_error_handler(unsigned long _nodepda) +void bte_error_handler(struct nodepda_s *err_nodepda) { - struct nodepda_s *err_nodepda = (struct nodepda_s *)_nodepda; spinlock_t *recovery_lock = &err_nodepda->bte_recovery_lock; int i; unsigned long irq_flags; @@ -199,12 +194,12 @@ void bte_error_handler(unsigned long _nodepda) } if (is_shub1()) { - if (shub1_bte_error_handler(_nodepda)) { + if (shub1_bte_error_handler(err_nodepda)) { spin_unlock_irqrestore(recovery_lock, irq_flags); return; } } else { - if (shub2_bte_error_handler(_nodepda)) { + if (shub2_bte_error_handler(err_nodepda)) { spin_unlock_irqrestore(recovery_lock, irq_flags); return; } @@ -255,6 +250,6 @@ bte_crb_error_handler(cnodeid_t cnode, int btenum, BTE_PRINTK(("Got an error on cnode %d bte %d: HW error type 0x%x\n", bte->bte_cnode, bte->bte_num, ioe->ie_errortype)); - bte_error_handler((unsigned long) NODEPDA(cnode)); + bte_error_handler(NODEPDA(cnode)); } diff --git a/arch/ia64/sn/kernel/huberror.c b/arch/ia64/sn/kernel/huberror.c index f925dec2da92..97fa56dddf50 100644 --- a/arch/ia64/sn/kernel/huberror.c +++ b/arch/ia64/sn/kernel/huberror.c @@ -50,7 +50,7 @@ static irqreturn_t hub_eint_handler(int irq, void *arg) if ((int)ret_stuff.v0) panic("%s: Fatal TIO Error", __func__); } else - bte_error_handler((unsigned long)NODEPDA(nasid_to_cnodeid(nasid))); + bte_error_handler(NODEPDA(nasid_to_cnodeid(nasid))); return IRQ_HANDLED; } diff --git a/arch/ia64/sn/kernel/mca.c b/arch/ia64/sn/kernel/mca.c index 5b799d4deb74..bc3bd930c74c 100644 --- a/arch/ia64/sn/kernel/mca.c +++ b/arch/ia64/sn/kernel/mca.c @@ -72,7 +72,7 @@ static void sn_cpei_handler(int irq, void *devid, struct pt_regs *regs) ia64_sn_plat_cpei_handler(); } -static void sn_cpei_timer_handler(unsigned long dummy) +static void sn_cpei_timer_handler(struct timer_list *unused) { sn_cpei_handler(-1, NULL, NULL); mod_timer(&sn_cpei_timer, jiffies + CPEI_INTERVAL); @@ -80,9 +80,8 @@ static void sn_cpei_timer_handler(unsigned long dummy) void sn_init_cpei_timer(void) { - init_timer(&sn_cpei_timer); + timer_setup(&sn_cpei_timer, sn_cpei_timer_handler, 0); sn_cpei_timer.expires = jiffies + CPEI_INTERVAL; - sn_cpei_timer.function = sn_cpei_timer_handler; add_timer(&sn_cpei_timer); } diff --git a/arch/m68k/amiga/amisound.c b/arch/m68k/amiga/amisound.c index 90a60d758f8b..a23f48181fd6 100644 --- a/arch/m68k/amiga/amisound.c +++ b/arch/m68k/amiga/amisound.c @@ -66,7 +66,7 @@ void __init amiga_init_sound(void) } static void nosound( unsigned long ignored ); -static DEFINE_TIMER(sound_timer, nosound, 0, 0); +static DEFINE_TIMER(sound_timer, nosound); void amiga_mksound( unsigned int hz, unsigned int ticks ) { diff --git a/arch/m68k/mac/macboing.c b/arch/m68k/mac/macboing.c index fa2b9604fd24..d17668649641 100644 --- a/arch/m68k/mac/macboing.c +++ b/arch/m68k/mac/macboing.c @@ -57,7 +57,7 @@ static void ( *mac_special_bell )( unsigned int, unsigned int, unsigned int ); /* * our timer to start/continue/stop the bell */ -static DEFINE_TIMER(mac_sound_timer, mac_nosound, 0, 0); +static DEFINE_TIMER(mac_sound_timer, mac_nosound); /* * Sort of initialize the sound chip (called from mac_mksound on the first diff --git a/arch/mips/mti-malta/malta-display.c b/arch/mips/mti-malta/malta-display.c index d4f807191ecd..063de44675ce 100644 --- a/arch/mips/mti-malta/malta-display.c +++ b/arch/mips/mti-malta/malta-display.c @@ -36,10 +36,10 @@ void mips_display_message(const char *str) } } -static void scroll_display_message(unsigned long data); -static DEFINE_TIMER(mips_scroll_timer, scroll_display_message, HZ, 0); +static void scroll_display_message(unsigned long unused); +static DEFINE_TIMER(mips_scroll_timer, scroll_display_message); -static void scroll_display_message(unsigned long data) +static void scroll_display_message(unsigned long unused) { mips_display_message(&display_string[display_count++]); if (display_count == max_display_count) diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c index 03a39ac5ead9..c374f3ceec38 100644 --- a/arch/mips/sgi-ip22/ip22-reset.c +++ b/arch/mips/sgi-ip22/ip22-reset.c @@ -38,6 +38,7 @@ #define PANIC_FREQ (HZ / 8) static struct timer_list power_timer, blink_timer, debounce_timer; +static unsigned long blink_timer_timeout; #define MACHINE_PANICED 1 #define MACHINE_SHUTTING_DOWN 2 @@ -81,21 +82,21 @@ static void __noreturn sgi_machine_halt(void) ArcEnterInteractiveMode(); } -static void power_timeout(unsigned long data) +static void power_timeout(struct timer_list *unused) { sgi_machine_power_off(); } -static void blink_timeout(unsigned long data) +static void blink_timeout(struct timer_list *unused) { /* XXX fix this for fullhouse */ sgi_ioc_reset ^= (SGIOC_RESET_LC0OFF|SGIOC_RESET_LC1OFF); sgioc->reset = sgi_ioc_reset; - mod_timer(&blink_timer, jiffies + data); + mod_timer(&blink_timer, jiffies + blink_timer_timeout); } -static void debounce(unsigned long data) +static void debounce(struct timer_list *unused) { del_timer(&debounce_timer); if (sgint->istat1 & SGINT_ISTAT1_PWR) { @@ -128,11 +129,10 @@ static inline void power_button(void) } machine_state |= MACHINE_SHUTTING_DOWN; - blink_timer.data = POWERDOWN_FREQ; - blink_timeout(POWERDOWN_FREQ); + blink_timer_timeout = POWERDOWN_FREQ; + blink_timeout(&blink_timer); - init_timer(&power_timer); - power_timer.function = power_timeout; + timer_setup(&power_timer, power_timeout, 0); power_timer.expires = jiffies + POWERDOWN_TIMEOUT * HZ; add_timer(&power_timer); } @@ -147,8 +147,7 @@ static irqreturn_t panel_int(int irq, void *dev_id) if (sgint->istat1 & SGINT_ISTAT1_PWR) { /* Wait until interrupt goes away */ disable_irq_nosync(SGI_PANEL_IRQ); - init_timer(&debounce_timer); - debounce_timer.function = debounce; + timer_setup(&debounce_timer, debounce, 0); debounce_timer.expires = jiffies + 5; add_timer(&debounce_timer); } @@ -171,8 +170,8 @@ static int panic_event(struct notifier_block *this, unsigned long event, return NOTIFY_DONE; machine_state |= MACHINE_PANICED; - blink_timer.data = PANIC_FREQ; - blink_timeout(PANIC_FREQ); + blink_timer_timeout = PANIC_FREQ; + blink_timeout(&blink_timer); return NOTIFY_DONE; } @@ -195,8 +194,7 @@ static int __init reboot_setup(void) return res; } - init_timer(&blink_timer); - blink_timer.function = blink_timeout; + timer_setup(&blink_timer, blink_timeout, 0); atomic_notifier_chain_register(&panic_notifier_list, &panic_block); return 0; diff --git a/arch/mips/sgi-ip32/ip32-reset.c b/arch/mips/sgi-ip32/ip32-reset.c index b3b442def423..20d8637340be 100644 --- a/arch/mips/sgi-ip32/ip32-reset.c +++ b/arch/mips/sgi-ip32/ip32-reset.c @@ -38,6 +38,7 @@ extern struct platform_device ip32_rtc_device; static struct timer_list power_timer, blink_timer; +static unsigned long blink_timer_timeout; static int has_panicked, shutting_down; static __noreturn void ip32_poweroff(void *data) @@ -71,11 +72,11 @@ static void ip32_machine_restart(char *cmd) unreachable(); } -static void blink_timeout(unsigned long data) +static void blink_timeout(struct timer_list *unused) { unsigned long led = mace->perif.ctrl.misc ^ MACEISA_LED_RED; mace->perif.ctrl.misc = led; - mod_timer(&blink_timer, jiffies + data); + mod_timer(&blink_timer, jiffies + blink_timer_timeout); } static void ip32_machine_halt(void) @@ -83,7 +84,7 @@ static void ip32_machine_halt(void) ip32_poweroff(&ip32_rtc_device); } -static void power_timeout(unsigned long data) +static void power_timeout(struct timer_list *unused) { ip32_poweroff(&ip32_rtc_device); } @@ -99,11 +100,10 @@ void ip32_prepare_poweroff(void) } shutting_down = 1; - blink_timer.data = POWERDOWN_FREQ; - blink_timeout(POWERDOWN_FREQ); + blink_timer_timeout = POWERDOWN_FREQ; + blink_timeout(&blink_timer); - init_timer(&power_timer); - power_timer.function = power_timeout; + timer_setup(&power_timer, power_timeout, 0); power_timer.expires = jiffies + POWERDOWN_TIMEOUT * HZ; add_timer(&power_timer); } @@ -121,8 +121,8 @@ static int panic_event(struct notifier_block *this, unsigned long event, led = mace->perif.ctrl.misc | MACEISA_LED_GREEN; mace->perif.ctrl.misc = led; - blink_timer.data = PANIC_FREQ; - blink_timeout(PANIC_FREQ); + blink_timer_timeout = PANIC_FREQ; + blink_timeout(&blink_timer); return NOTIFY_DONE; } @@ -143,8 +143,7 @@ static __init int ip32_reboot_setup(void) _machine_halt = ip32_machine_halt; pm_power_off = ip32_machine_halt; - init_timer(&blink_timer); - blink_timer.function = blink_timeout; + timer_setup(&blink_timer, blink_timeout, 0); atomic_notifier_chain_register(&panic_notifier_list, &panic_block); return 0; diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c index 10a5ae9553fd..27a2dd616a7d 100644 --- a/arch/parisc/kernel/pdc_cons.c +++ b/arch/parisc/kernel/pdc_cons.c @@ -92,7 +92,7 @@ static int pdc_console_setup(struct console *co, char *options) #define PDC_CONS_POLL_DELAY (30 * HZ / 1000) static void pdc_console_poll(unsigned long unused); -static DEFINE_TIMER(pdc_console_timer, pdc_console_poll, 0, 0); +static DEFINE_TIMER(pdc_console_timer, pdc_console_poll); static struct tty_port tty_port; static int pdc_console_tty_open(struct tty_struct *tty, struct file *filp) diff --git a/arch/powerpc/kernel/watchdog.c b/arch/powerpc/kernel/watchdog.c index 57190f384f63..1d89163d67f2 100644 --- a/arch/powerpc/kernel/watchdog.c +++ b/arch/powerpc/kernel/watchdog.c @@ -262,9 +262,8 @@ static void wd_timer_reset(unsigned int cpu, struct timer_list *t) add_timer_on(t, cpu); } -static void wd_timer_fn(unsigned long data) +static void wd_timer_fn(struct timer_list *t) { - struct timer_list *t = this_cpu_ptr(&wd_timer); int cpu = smp_processor_id(); watchdog_timer_interrupt(cpu); @@ -288,7 +287,7 @@ static void start_watchdog_timer_on(unsigned int cpu) per_cpu(wd_timer_tb, cpu) = get_tb(); - setup_pinned_timer(t, wd_timer_fn, 0); + timer_setup(t, wd_timer_fn, TIMER_PINNED); wd_timer_reset(cpu, t); } diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index a51df9ef529d..73016451f330 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1452,7 +1452,7 @@ static void topology_schedule_update(void) schedule_work(&topology_work); } -static void topology_timer_fn(unsigned long ignored) +static void topology_timer_fn(struct timer_list *unused) { if (prrn_enabled && cpumask_weight(&cpu_associativity_changes_mask)) topology_schedule_update(); @@ -1462,14 +1462,11 @@ static void topology_timer_fn(unsigned long ignored) reset_topology_timer(); } } -static struct timer_list topology_timer = - TIMER_INITIALIZER(topology_timer_fn, 0, 0); +static struct timer_list topology_timer; static void reset_topology_timer(void) { - topology_timer.data = 0; - topology_timer.expires = jiffies + 60 * HZ; - mod_timer(&topology_timer, topology_timer.expires); + mod_timer(&topology_timer, jiffies + 60 * HZ); } #ifdef CONFIG_SMP @@ -1529,7 +1526,8 @@ int start_topology_update(void) prrn_enabled = 0; vphn_enabled = 1; setup_cpu_associativity_change_counters(); - init_timer_deferrable(&topology_timer); + timer_setup(&topology_timer, topology_timer_fn, + TIMER_DEFERRABLE); reset_topology_timer(); } } diff --git a/arch/s390/kernel/lgr.c b/arch/s390/kernel/lgr.c index ae7dff110054..bf9622f0e6b1 100644 --- a/arch/s390/kernel/lgr.c +++ b/arch/s390/kernel/lgr.c @@ -153,14 +153,13 @@ static void lgr_timer_set(void); /* * LGR timer callback */ -static void lgr_timer_fn(unsigned long ignored) +static void lgr_timer_fn(struct timer_list *unused) { lgr_info_log(); lgr_timer_set(); } -static struct timer_list lgr_timer = - TIMER_DEFERRED_INITIALIZER(lgr_timer_fn, 0, 0); +static struct timer_list lgr_timer; /* * Setup next LGR timer @@ -181,6 +180,7 @@ static int __init lgr_init(void) debug_register_view(lgr_dbf, &debug_hex_ascii_view); lgr_info_get(&lgr_info_last); debug_event(lgr_dbf, 1, &lgr_info_last, sizeof(lgr_info_last)); + timer_setup(&lgr_timer, lgr_timer_fn, TIMER_DEFERRABLE); lgr_timer_set(); return 0; } diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c index d49940fb43b1..f9b393d4a078 100644 --- a/arch/s390/kernel/topology.c +++ b/arch/s390/kernel/topology.c @@ -330,15 +330,14 @@ static void topology_flush_work(void) flush_work(&topology_work); } -static void topology_timer_fn(unsigned long ignored) +static void topology_timer_fn(struct timer_list *unused) { if (ptf(PTF_CHECK)) topology_schedule_update(); set_topology_timer(); } -static struct timer_list topology_timer = - TIMER_DEFERRED_INITIALIZER(topology_timer_fn, 0, 0); +static struct timer_list topology_timer; static atomic_t topology_poll = ATOMIC_INIT(0); @@ -638,6 +637,7 @@ static struct ctl_table topology_dir_table[] = { static int __init topology_init(void) { + timer_setup(&topology_timer, topology_timer_fn, TIMER_DEFERRABLE); if (MACHINE_HAS_TOPOLOGY) set_topology_timer(); else diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c index 829c63dbc81a..2dbdcd85b68f 100644 --- a/arch/s390/mm/cmm.c +++ b/arch/s390/mm/cmm.c @@ -56,7 +56,7 @@ static DEFINE_SPINLOCK(cmm_lock); static struct task_struct *cmm_thread_ptr; static DECLARE_WAIT_QUEUE_HEAD(cmm_thread_wait); -static DEFINE_TIMER(cmm_timer, NULL, 0, 0); +static DEFINE_TIMER(cmm_timer, NULL); static void cmm_timer_fn(unsigned long); static void cmm_set_timer(void); diff --git a/arch/sparc/kernel/led.c b/arch/sparc/kernel/led.c index e278bf52963b..519f5ba7ed7e 100644 --- a/arch/sparc/kernel/led.c +++ b/arch/sparc/kernel/led.c @@ -31,19 +31,20 @@ static inline void led_toggle(void) } static struct timer_list led_blink_timer; +static unsigned long led_blink_timer_timeout; -static void led_blink(unsigned long timeout) +static void led_blink(struct timer_list *unused) { + unsigned long timeout = led_blink_timer_timeout; + led_toggle(); /* reschedule */ if (!timeout) { /* blink according to load */ led_blink_timer.expires = jiffies + ((1 + (avenrun[0] >> FSHIFT)) * HZ); - led_blink_timer.data = 0; } else { /* blink at user specified interval */ led_blink_timer.expires = jiffies + (timeout * HZ); - led_blink_timer.data = timeout; } add_timer(&led_blink_timer); } @@ -88,9 +89,11 @@ static ssize_t led_proc_write(struct file *file, const char __user *buffer, } else if (!strcmp(buf, "toggle")) { led_toggle(); } else if ((*buf > '0') && (*buf <= '9')) { - led_blink(simple_strtoul(buf, NULL, 10)); + led_blink_timer_timeout = simple_strtoul(buf, NULL, 10); + led_blink(&led_blink_timer); } else if (!strcmp(buf, "load")) { - led_blink(0); + led_blink_timer_timeout = 0; + led_blink(&led_blink_timer); } else { auxio_set_led(AUXIO_LED_OFF); } @@ -115,8 +118,7 @@ static struct proc_dir_entry *led; static int __init led_init(void) { - init_timer(&led_blink_timer); - led_blink_timer.function = led_blink; + timer_setup(&led_blink_timer, led_blink, 0); led = proc_create("led", 0, NULL, &led_proc_fops); if (!led) diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c index 5286a4a92cf7..35c461f21815 100644 --- a/arch/x86/kernel/pci-calgary_64.c +++ b/arch/x86/kernel/pci-calgary_64.c @@ -898,10 +898,9 @@ static void calioc2_dump_error_regs(struct iommu_table *tbl) PHB_ROOT_COMPLEX_STATUS); } -static void calgary_watchdog(unsigned long data) +static void calgary_watchdog(struct timer_list *t) { - struct pci_dev *dev = (struct pci_dev *)data; - struct iommu_table *tbl = pci_iommu(dev->bus); + struct iommu_table *tbl = from_timer(tbl, t, watchdog_timer); void __iomem *bbar = tbl->bbar; u32 val32; void __iomem *target; @@ -1016,8 +1015,7 @@ static void __init calgary_enable_translation(struct pci_dev *dev) writel(cpu_to_be32(val32), target); readl(target); /* flush */ - setup_timer(&tbl->watchdog_timer, &calgary_watchdog, - (unsigned long)dev); + timer_setup(&tbl->watchdog_timer, calgary_watchdog, 0); mod_timer(&tbl->watchdog_timer, jiffies); } diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index 0140a22551c8..464c2684c4f1 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -47,15 +47,14 @@ static char *serial_name = "ISS serial driver"; * initialization for the tty structure. */ -static void rs_poll(unsigned long); +static void rs_poll(struct timer_list *); static int rs_open(struct tty_struct *tty, struct file * filp) { tty->port = &serial_port; spin_lock_bh(&timer_lock); if (tty->count == 1) { - setup_timer(&serial_timer, rs_poll, - (unsigned long)&serial_port); + timer_setup(&serial_timer, rs_poll, 0); mod_timer(&serial_timer, jiffies + SERIAL_TIMER_VALUE); } spin_unlock_bh(&timer_lock); @@ -92,9 +91,9 @@ static int rs_write(struct tty_struct * tty, return count; } -static void rs_poll(unsigned long priv) +static void rs_poll(struct timer_list *unused) { - struct tty_port *port = (struct tty_port *)priv; + struct tty_port *port = &serial_port; int i = 0; int rd = 1; unsigned char c; diff --git a/arch/xtensa/platforms/iss/network.c b/arch/xtensa/platforms/iss/network.c index 66a5d15a9e0e..6363b18e5b8c 100644 --- a/arch/xtensa/platforms/iss/network.c +++ b/arch/xtensa/platforms/iss/network.c @@ -349,9 +349,9 @@ static int iss_net_poll(void) } -static void iss_net_timer(unsigned long priv) +static void iss_net_timer(struct timer_list *t) { - struct iss_net_private *lp = (struct iss_net_private *)priv; + struct iss_net_private *lp = from_timer(lp, t, timer); iss_net_poll(); spin_lock(&lp->lock); @@ -386,10 +386,8 @@ static int iss_net_open(struct net_device *dev) spin_unlock_bh(&opened_lock); spin_lock_bh(&lp->lock); - init_timer(&lp->timer); + timer_setup(&lp->timer, iss_net_timer, 0); lp->timer_val = ISS_NET_TIMER_VALUE; - lp->timer.data = (unsigned long) lp; - lp->timer.function = iss_net_timer; mod_timer(&lp->timer, jiffies + lp->timer_val); out: @@ -482,7 +480,7 @@ static int iss_net_change_mtu(struct net_device *dev, int new_mtu) return -EINVAL; } -void iss_net_user_timer_expire(unsigned long _conn) +void iss_net_user_timer_expire(struct timer_list *unused) { } @@ -582,8 +580,7 @@ static int iss_net_configure(int index, char *init) return 1; } - init_timer(&lp->tl); - lp->tl.function = iss_net_user_timer_expire; + timer_setup(&lp->tl, iss_net_user_timer_expire, 0); return 0; diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index 3c3a37b8503b..ebaa51ba8a22 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -774,9 +774,9 @@ static void ghes_add_timer(struct ghes *ghes) add_timer(&ghes->timer); } -static void ghes_poll_func(unsigned long data) +static void ghes_poll_func(struct timer_list *t) { - struct ghes *ghes = (void *)data; + struct ghes *ghes = from_timer(ghes, t, timer); ghes_proc(ghes); if (!(ghes->flags & GHES_EXITING)) @@ -1147,8 +1147,7 @@ static int ghes_probe(struct platform_device *ghes_dev) switch (generic->notify.type) { case ACPI_HEST_NOTIFY_POLLED: - setup_deferrable_timer(&ghes->timer, ghes_poll_func, - (unsigned long)ghes); + timer_setup(&ghes->timer, ghes_poll_func, TIMER_DEFERRABLE); ghes_add_timer(ghes); break; case ACPI_HEST_NOTIFY_EXTERNAL: diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index 8b61123d2c3c..749fd94441b0 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -303,6 +303,7 @@ struct ahci_em_priv { unsigned long saved_activity; unsigned long activity; unsigned long led_state; + struct ata_link *link; }; struct ahci_port_priv { diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 3e286d86ab42..a0de7a38430c 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -968,12 +968,12 @@ static void ahci_sw_activity(struct ata_link *link) mod_timer(&emp->timer, jiffies + msecs_to_jiffies(10)); } -static void ahci_sw_activity_blink(unsigned long arg) +static void ahci_sw_activity_blink(struct timer_list *t) { - struct ata_link *link = (struct ata_link *)arg; + struct ahci_em_priv *emp = from_timer(emp, t, timer); + struct ata_link *link = emp->link; struct ata_port *ap = link->ap; - struct ahci_port_priv *pp = ap->private_data; - struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; + unsigned long led_message = emp->led_state; u32 activity_led_state; unsigned long flags; @@ -1020,7 +1020,8 @@ static void ahci_init_sw_activity(struct ata_link *link) /* init activity stats, setup timer */ emp->saved_activity = emp->activity = 0; - setup_timer(&emp->timer, ahci_sw_activity_blink, (unsigned long)link); + emp->link = link; + timer_setup(&emp->timer, ahci_sw_activity_blink, 0); /* check our blink policy and set flag for link if it's enabled */ if (emp->blink_policy) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index ee4c1ec9dca0..b8ac4902d312 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5979,9 +5979,8 @@ struct ata_port *ata_port_alloc(struct ata_host *host) INIT_LIST_HEAD(&ap->eh_done_q); init_waitqueue_head(&ap->eh_wait_q); init_completion(&ap->park_req_pending); - setup_deferrable_timer(&ap->fastdrain_timer, - ata_eh_fastdrain_timerfn, - (unsigned long)ap); + timer_setup(&ap->fastdrain_timer, ata_eh_fastdrain_timerfn, + TIMER_DEFERRABLE); ap->cbl = ATA_CBL_NONE; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index e4effef0c83f..ece6fd91a947 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -879,9 +879,9 @@ static int ata_eh_nr_in_flight(struct ata_port *ap) return nr; } -void ata_eh_fastdrain_timerfn(unsigned long arg) +void ata_eh_fastdrain_timerfn(struct timer_list *t) { - struct ata_port *ap = (void *)arg; + struct ata_port *ap = from_timer(ap, t, fastdrain_timer); unsigned long flags; int cnt; diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 839d487394b7..08a245b76417 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -154,7 +154,7 @@ extern void ata_internal_cmd_timed_out(struct ata_device *dev, u8 cmd); extern void ata_eh_acquire(struct ata_port *ap); extern void ata_eh_release(struct ata_port *ap); extern void ata_scsi_error(struct Scsi_Host *host); -extern void ata_eh_fastdrain_timerfn(unsigned long arg); +extern void ata_eh_fastdrain_timerfn(struct timer_list *t); extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc); extern void ata_dev_disable(struct ata_device *dev); extern void ata_eh_detach_dev(struct ata_device *dev); diff --git a/drivers/atm/idt77105.c b/drivers/atm/idt77105.c index 082aa02abc57..57af9fd198e4 100644 --- a/drivers/atm/idt77105.c +++ b/drivers/atm/idt77105.c @@ -49,8 +49,8 @@ static void idt77105_stats_timer_func(unsigned long); static void idt77105_restart_timer_func(unsigned long); -static DEFINE_TIMER(stats_timer, idt77105_stats_timer_func, 0, 0); -static DEFINE_TIMER(restart_timer, idt77105_restart_timer_func, 0, 0); +static DEFINE_TIMER(stats_timer, idt77105_stats_timer_func); +static DEFINE_TIMER(restart_timer, idt77105_restart_timer_func); static int start_timer = 1; static struct idt77105_priv *idt77105_all = NULL; diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c index fc72b763fdd7..ad6b582c268e 100644 --- a/drivers/atm/iphase.c +++ b/drivers/atm/iphase.c @@ -76,7 +76,7 @@ static IADEV *ia_dev[8]; static struct atm_dev *_ia_dev[8]; static int iadev_count; static void ia_led_timer(unsigned long arg); -static DEFINE_TIMER(ia_timer, ia_led_timer, 0, 0); +static DEFINE_TIMER(ia_timer, ia_led_timer); static int IA_TX_BUF = DFL_TX_BUFFERS, IA_TX_BUF_SZ = DFL_TX_BUF_SZ; static int IA_RX_BUF = DFL_RX_BUFFERS, IA_RX_BUF_SZ = DFL_RX_BUF_SZ; static uint IADebugFlag = /* IF_IADBG_ERR | IF_IADBG_CBR| IF_IADBG_INIT_ADAPTER diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c index a9020f82eea7..db040b378224 100644 --- a/drivers/auxdisplay/img-ascii-lcd.c +++ b/drivers/auxdisplay/img-ascii-lcd.c @@ -229,9 +229,9 @@ MODULE_DEVICE_TABLE(of, img_ascii_lcd_matches); * Scroll the current message along the LCD by one character, rearming the * timer if required. */ -static void img_ascii_lcd_scroll(unsigned long arg) +static void img_ascii_lcd_scroll(struct timer_list *t) { - struct img_ascii_lcd_ctx *ctx = (struct img_ascii_lcd_ctx *)arg; + struct img_ascii_lcd_ctx *ctx = from_timer(ctx, t, timer); unsigned int i, ch = ctx->scroll_pos; unsigned int num_chars = ctx->cfg->num_chars; @@ -299,7 +299,7 @@ static int img_ascii_lcd_display(struct img_ascii_lcd_ctx *ctx, ctx->scroll_pos = 0; /* update the LCD */ - img_ascii_lcd_scroll((unsigned long)ctx); + img_ascii_lcd_scroll(&ctx->timer); return 0; } @@ -395,9 +395,7 @@ static int img_ascii_lcd_probe(struct platform_device *pdev) ctx->scroll_rate = HZ / 2; /* initialise a timer for scrolling the message */ - init_timer(&ctx->timer); - ctx->timer.function = img_ascii_lcd_scroll; - ctx->timer.data = (unsigned long)ctx; + timer_setup(&ctx->timer, img_ascii_lcd_scroll, 0); platform_set_drvdata(pdev, ctx); diff --git a/drivers/auxdisplay/panel.c b/drivers/auxdisplay/panel.c index 6911acd896d9..ea7869c0d7f9 100644 --- a/drivers/auxdisplay/panel.c +++ b/drivers/auxdisplay/panel.c @@ -1396,7 +1396,7 @@ static void panel_process_inputs(void) } } -static void panel_scan_timer(void) +static void panel_scan_timer(struct timer_list *unused) { if (keypad.enabled && keypad_initialized) { if (spin_trylock_irq(&pprt_lock)) { @@ -1421,7 +1421,7 @@ static void init_scan_timer(void) if (scan_timer.function) return; /* already started */ - setup_timer(&scan_timer, (void *)&panel_scan_timer, 0); + timer_setup(&scan_timer, panel_scan_timer, 0); scan_timer.expires = jiffies + INPUT_POLL_TIME; add_timer(&scan_timer); } diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 770b1539a083..ae47b2ec84b4 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -478,9 +478,9 @@ struct dpm_watchdog { * There's not much we can do here to recover so panic() to * capture a crash-dump in pstore. */ -static void dpm_watchdog_handler(unsigned long data) +static void dpm_watchdog_handler(struct timer_list *t) { - struct dpm_watchdog *wd = (void *)data; + struct dpm_watchdog *wd = from_timer(wd, t, timer); dev_emerg(wd->dev, "**** DPM device timeout ****\n"); show_stack(wd->tsk, NULL); @@ -500,11 +500,9 @@ static void dpm_watchdog_set(struct dpm_watchdog *wd, struct device *dev) wd->dev = dev; wd->tsk = current; - init_timer_on_stack(timer); + timer_setup_on_stack(timer, dpm_watchdog_handler, 0); /* use same timeout value for both suspend and resume */ timer->expires = jiffies + HZ * CONFIG_DPM_WATCHDOG_TIMEOUT; - timer->function = dpm_watchdog_handler; - timer->data = (unsigned long)wd; add_timer(timer); } diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c index 49908c74bfcb..4e3fb9f104af 100644 --- a/drivers/block/amiflop.c +++ b/drivers/block/amiflop.c @@ -323,7 +323,7 @@ static void fd_deselect (int drive) } -static void motor_on_callback(unsigned long nr) +static void motor_on_callback(unsigned long ignored) { if (!(ciaa.pra & DSKRDY) || --on_attempts == 0) { complete_all(&motor_on_completion); @@ -344,7 +344,6 @@ static int fd_motor_on(int nr) fd_select(nr); reinit_completion(&motor_on_completion); - motor_on_timer.data = nr; mod_timer(&motor_on_timer, jiffies + HZ/2); on_attempts = 10; diff --git a/drivers/block/aoe/aoemain.c b/drivers/block/aoe/aoemain.c index 4b987c2fefbe..251482066977 100644 --- a/drivers/block/aoe/aoemain.c +++ b/drivers/block/aoe/aoemain.c @@ -15,49 +15,19 @@ MODULE_AUTHOR("Sam Hopkins <sah@coraid.com>"); MODULE_DESCRIPTION("AoE block/char driver for 2.6.2 and newer 2.6 kernels"); MODULE_VERSION(VERSION); -enum { TINIT, TRUN, TKILL }; +static struct timer_list timer; -static void -discover_timer(ulong vp) +static void discover_timer(struct timer_list *t) { - static struct timer_list t; - static volatile ulong die; - static spinlock_t lock; - ulong flags; - enum { DTIMERTICK = HZ * 60 }; /* one minute */ - - switch (vp) { - case TINIT: - init_timer(&t); - spin_lock_init(&lock); - t.data = TRUN; - t.function = discover_timer; - die = 0; - case TRUN: - spin_lock_irqsave(&lock, flags); - if (!die) { - t.expires = jiffies + DTIMERTICK; - add_timer(&t); - } - spin_unlock_irqrestore(&lock, flags); - - aoecmd_cfg(0xffff, 0xff); - return; - case TKILL: - spin_lock_irqsave(&lock, flags); - die = 1; - spin_unlock_irqrestore(&lock, flags); + mod_timer(t, jiffies + HZ * 60); /* one minute */ - del_timer_sync(&t); - default: - return; - } + aoecmd_cfg(0xffff, 0xff); } static void aoe_exit(void) { - discover_timer(TKILL); + del_timer_sync(&timer); aoenet_exit(); unregister_blkdev(AOE_MAJOR, DEVICE_NAME); @@ -93,7 +63,9 @@ aoe_init(void) goto blkreg_fail; } printk(KERN_INFO "aoe: AoE v%s initialised.\n", VERSION); - discover_timer(TINIT); + + timer_setup(&timer, discover_timer, 0); + discover_timer(&timer); return 0; blkreg_fail: aoecmd_exit(); diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c index 92da886180aa..ae596e55bcb6 100644 --- a/drivers/block/ataflop.c +++ b/drivers/block/ataflop.c @@ -373,10 +373,10 @@ static void floppy_release(struct gendisk *disk, fmode_t mode); /************************* End of Prototypes **************************/ -static DEFINE_TIMER(motor_off_timer, fd_motor_off_timer, 0, 0); -static DEFINE_TIMER(readtrack_timer, fd_readtrack_check, 0, 0); -static DEFINE_TIMER(timeout_timer, fd_times_out, 0, 0); -static DEFINE_TIMER(fd_timer, check_change, 0, 0); +static DEFINE_TIMER(motor_off_timer, fd_motor_off_timer); +static DEFINE_TIMER(readtrack_timer, fd_readtrack_check); +static DEFINE_TIMER(timeout_timer, fd_times_out); +static DEFINE_TIMER(fd_timer, check_change); static void fd_end_request_cur(blk_status_t err) { diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index 7e8589ce631c..06ecee1b528e 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -1551,8 +1551,8 @@ extern int w_restart_disk_io(struct drbd_work *, int); extern int w_send_out_of_sync(struct drbd_work *, int); extern int w_start_resync(struct drbd_work *, int); -extern void resync_timer_fn(unsigned long data); -extern void start_resync_timer_fn(unsigned long data); +extern void resync_timer_fn(struct timer_list *t); +extern void start_resync_timer_fn(struct timer_list *t); extern void drbd_endio_write_sec_final(struct drbd_peer_request *peer_req); diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 8cb3791898ae..4b4697a1f963 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -64,7 +64,7 @@ static DEFINE_MUTEX(drbd_main_mutex); static int drbd_open(struct block_device *bdev, fmode_t mode); static void drbd_release(struct gendisk *gd, fmode_t mode); -static void md_sync_timer_fn(unsigned long data); +static void md_sync_timer_fn(struct timer_list *t); static int w_bitmap_io(struct drbd_work *w, int unused); MODULE_AUTHOR("Philipp Reisner <phil@linbit.com>, " @@ -2023,14 +2023,10 @@ void drbd_init_set_defaults(struct drbd_device *device) device->unplug_work.cb = w_send_write_hint; device->bm_io_work.w.cb = w_bitmap_io; - setup_timer(&device->resync_timer, resync_timer_fn, - (unsigned long)device); - setup_timer(&device->md_sync_timer, md_sync_timer_fn, - (unsigned long)device); - setup_timer(&device->start_resync_timer, start_resync_timer_fn, - (unsigned long)device); - setup_timer(&device->request_timer, request_timer_fn, - (unsigned long)device); + timer_setup(&device->resync_timer, resync_timer_fn, 0); + timer_setup(&device->md_sync_timer, md_sync_timer_fn, 0); + timer_setup(&device->start_resync_timer, start_resync_timer_fn, 0); + timer_setup(&device->request_timer, request_timer_fn, 0); init_waitqueue_head(&device->misc_wait); init_waitqueue_head(&device->state_wait); @@ -3721,9 +3717,9 @@ int drbd_md_test_flag(struct drbd_backing_dev *bdev, int flag) return (bdev->md.flags & flag) != 0; } -static void md_sync_timer_fn(unsigned long data) +static void md_sync_timer_fn(struct timer_list *t) { - struct drbd_device *device = (struct drbd_device *) data; + struct drbd_device *device = from_timer(device, t, md_sync_timer); drbd_device_post_work(device, MD_SYNC); } diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index 796eaf347dc0..cb2fa63f6bc0 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -5056,7 +5056,7 @@ static int drbd_disconnected(struct drbd_peer_device *peer_device) wake_up(&device->misc_wait); del_timer_sync(&device->resync_timer); - resync_timer_fn((unsigned long)device); + resync_timer_fn(&device->resync_timer); /* wait for all w_e_end_data_req, w_e_end_rsdata_req, w_send_barrier, * w_make_resync_request etc. which may still be on the worker queue diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index de8566e55334..a500e738d929 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -1714,9 +1714,9 @@ static bool net_timeout_reached(struct drbd_request *net_req, * to expire twice (worst case) to become effective. Good enough. */ -void request_timer_fn(unsigned long data) +void request_timer_fn(struct timer_list *t) { - struct drbd_device *device = (struct drbd_device *) data; + struct drbd_device *device = from_timer(device, t, request_timer); struct drbd_connection *connection = first_peer_device(device)->connection; struct drbd_request *req_read, *req_write, *req_peer; /* oldest request */ struct net_conf *nc; diff --git a/drivers/block/drbd/drbd_req.h b/drivers/block/drbd/drbd_req.h index a2254f825601..cb97b3b30962 100644 --- a/drivers/block/drbd/drbd_req.h +++ b/drivers/block/drbd/drbd_req.h @@ -294,7 +294,7 @@ extern int __req_mod(struct drbd_request *req, enum drbd_req_event what, struct bio_and_error *m); extern void complete_master_bio(struct drbd_device *device, struct bio_and_error *m); -extern void request_timer_fn(unsigned long data); +extern void request_timer_fn(struct timer_list *t); extern void tl_restart(struct drbd_connection *connection, enum drbd_req_event what); extern void _tl_restart(struct drbd_connection *connection, enum drbd_req_event what); extern void tl_abort_disk_io(struct drbd_device *device); diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c index 03471b3fce86..1476cb3439f4 100644 --- a/drivers/block/drbd/drbd_worker.c +++ b/drivers/block/drbd/drbd_worker.c @@ -457,9 +457,9 @@ int w_resync_timer(struct drbd_work *w, int cancel) return 0; } -void resync_timer_fn(unsigned long data) +void resync_timer_fn(struct timer_list *t) { - struct drbd_device *device = (struct drbd_device *) data; + struct drbd_device *device = from_timer(device, t, resync_timer); drbd_queue_work_if_unqueued( &first_peer_device(device)->connection->sender_work, @@ -1705,9 +1705,9 @@ void drbd_rs_controller_reset(struct drbd_device *device) rcu_read_unlock(); } -void start_resync_timer_fn(unsigned long data) +void start_resync_timer_fn(struct timer_list *t) { - struct drbd_device *device = (struct drbd_device *) data; + struct drbd_device *device = from_timer(device, t, start_resync_timer); drbd_device_post_work(device, RS_START); } diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c index 58471394beb9..1a0385ed6417 100644 --- a/drivers/char/dtlk.c +++ b/drivers/char/dtlk.c @@ -84,7 +84,7 @@ static int dtlk_has_indexing; static unsigned int dtlk_portlist[] = {0x25e, 0x29e, 0x2de, 0x31e, 0x35e, 0x39e, 0}; static wait_queue_head_t dtlk_process_list; -static DEFINE_TIMER(dtlk_timer, dtlk_timer_tick, 0, 0); +static DEFINE_TIMER(dtlk_timer, dtlk_timer_tick); /* prototypes for file_operations struct */ static ssize_t dtlk_read(struct file *, char __user *, diff --git a/drivers/char/hangcheck-timer.c b/drivers/char/hangcheck-timer.c index 5406b90bf626..5b8db2ed844d 100644 --- a/drivers/char/hangcheck-timer.c +++ b/drivers/char/hangcheck-timer.c @@ -124,7 +124,7 @@ static unsigned long long hangcheck_tsc, hangcheck_tsc_margin; static void hangcheck_fire(unsigned long); -static DEFINE_TIMER(hangcheck_ticktock, hangcheck_fire, 0, 0); +static DEFINE_TIMER(hangcheck_ticktock, hangcheck_fire); static void hangcheck_fire(unsigned long data) { diff --git a/drivers/char/hw_random/xgene-rng.c b/drivers/char/hw_random/xgene-rng.c index 3c77645405e5..71755790c32b 100644 --- a/drivers/char/hw_random/xgene-rng.c +++ b/drivers/char/hw_random/xgene-rng.c @@ -100,9 +100,9 @@ struct xgene_rng_dev { struct clk *clk; }; -static void xgene_rng_expired_timer(unsigned long arg) +static void xgene_rng_expired_timer(struct timer_list *t) { - struct xgene_rng_dev *ctx = (struct xgene_rng_dev *) arg; + struct xgene_rng_dev *ctx = from_timer(ctx, t, failure_timer); /* Clear failure counter as timer expired */ disable_irq(ctx->irq); @@ -113,8 +113,6 @@ static void xgene_rng_expired_timer(unsigned long arg) static void xgene_rng_start_timer(struct xgene_rng_dev *ctx) { - ctx->failure_timer.data = (unsigned long) ctx; - ctx->failure_timer.function = xgene_rng_expired_timer; ctx->failure_timer.expires = jiffies + 120 * HZ; add_timer(&ctx->failure_timer); } @@ -292,7 +290,7 @@ static int xgene_rng_init(struct hwrng *rng) struct xgene_rng_dev *ctx = (struct xgene_rng_dev *) rng->priv; ctx->failure_cnt = 0; - init_timer(&ctx->failure_timer); + timer_setup(&ctx->failure_timer, xgene_rng_expired_timer, 0); ctx->revision = readl(ctx->csr_base + RNG_EIP_REV); diff --git a/drivers/char/nwbutton.c b/drivers/char/nwbutton.c index e6d0d271c58c..44006ed9558f 100644 --- a/drivers/char/nwbutton.c +++ b/drivers/char/nwbutton.c @@ -27,7 +27,7 @@ static void button_sequence_finished (unsigned long parameters); static int button_press_count; /* The count of button presses */ /* Times for the end of a sequence */ -static DEFINE_TIMER(button_timer, button_sequence_finished, 0, 0); +static DEFINE_TIMER(button_timer, button_sequence_finished); static DECLARE_WAIT_QUEUE_HEAD(button_wait_queue); /* Used for blocking read */ static char button_output_buffer[32]; /* Stores data to write out of device */ static int bcount; /* The number of bytes in the buffer */ diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index 974d48927b07..616871e68e09 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -137,7 +137,7 @@ static DECLARE_WAIT_QUEUE_HEAD(rtc_wait); #ifdef RTC_IRQ static void rtc_dropped_irq(unsigned long data); -static DEFINE_TIMER(rtc_irq_timer, rtc_dropped_irq, 0, 0); +static DEFINE_TIMER(rtc_irq_timer, rtc_dropped_irq); #endif static ssize_t rtc_read(struct file *file, char __user *buf, diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c index 6210bff46341..8eeb4190207d 100644 --- a/drivers/char/tlclk.c +++ b/drivers/char/tlclk.c @@ -184,9 +184,8 @@ static unsigned int telclk_interrupt; static int int_events; /* Event that generate a interrupt */ static int got_event; /* if events processing have been done */ -static void switchover_timeout(unsigned long data); -static struct timer_list switchover_timer = - TIMER_INITIALIZER(switchover_timeout , 0, 0); +static void switchover_timeout(struct timer_list *t); +static struct timer_list switchover_timer; static unsigned long tlclk_timer_data; static struct tlclk_alarms *alarm_events; @@ -805,7 +804,7 @@ static int __init tlclk_init(void) goto out3; } - init_timer(&switchover_timer); + timer_setup(&switchover_timer, switchover_timeout, 0); ret = misc_register(&tlclk_miscdev); if (ret < 0) { @@ -855,9 +854,9 @@ static void __exit tlclk_cleanup(void) } -static void switchover_timeout(unsigned long data) +static void switchover_timeout(struct timer_list *unused) { - unsigned long flags = *(unsigned long *) data; + unsigned long flags = tlclk_timer_data; if ((flags & 1)) { if ((inb(TLCLK_REG1) & 0x08) != (flags & 0x08)) @@ -922,7 +921,6 @@ static irqreturn_t tlclk_interrupt(int irq, void *dev_id) /* TIMEOUT in ~10ms */ switchover_timer.expires = jiffies + msecs_to_jiffies(10); tlclk_timer_data = inb(TLCLK_REG1); - switchover_timer.data = (unsigned long) &tlclk_timer_data; mod_timer(&switchover_timer, switchover_timer.expires); } else { got_event = 1; diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index cc6062049170..c729a88007d0 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -1,9 +1,8 @@ menu "Clock Source drivers" - depends on !ARCH_USES_GETTIMEOFFSET + depends on GENERIC_CLOCKEVENTS config TIMER_OF bool - depends on GENERIC_CLOCKEVENTS select TIMER_PROBE config TIMER_ACPI @@ -30,21 +29,18 @@ config CLKSRC_MMIO config BCM2835_TIMER bool "BCM2835 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables the support for the BCM2835 timer driver. config BCM_KONA_TIMER bool "BCM mobile timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables the support for the BCM Kona mobile timer driver. config DIGICOLOR_TIMER bool "Digicolor timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO depends on HAS_IOMEM help @@ -52,7 +48,6 @@ config DIGICOLOR_TIMER config DW_APB_TIMER bool "DW APB timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS help Enables the support for the dw_apb timer. @@ -63,7 +58,6 @@ config DW_APB_TIMER_OF config FTTMR010_TIMER bool "Faraday Technology timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM select CLKSRC_MMIO select TIMER_OF @@ -90,7 +84,6 @@ config ARMADA_370_XP_TIMER config MESON6_TIMER bool "Meson6 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables the support for the Meson6 timer driver. @@ -105,14 +98,12 @@ config ORION_TIMER config OWL_TIMER bool "Owl timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables the support for the Actions Semi Owl timer driver. config SUN4I_TIMER bool "Sun4i timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM select CLKSRC_MMIO select TIMER_OF @@ -135,7 +126,6 @@ config TEGRA_TIMER config VT8500_TIMER bool "VT8500 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM help Enables support for the VT8500 driver. @@ -148,7 +138,6 @@ config CADENCE_TTC_TIMER config ASM9260_TIMER bool "ASM9260 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO select TIMER_OF help @@ -171,28 +160,24 @@ config CLKSRC_NOMADIK_MTU_SCHED_CLOCK config CLKSRC_DBX500_PRCMU bool "Clocksource PRCMU Timer" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM help Use the always on PRCMU Timer as clocksource config CLPS711X_TIMER bool "Cirrus logic timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables support for the Cirrus Logic PS711 timer. config ATLAS7_TIMER bool "Atlas7 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables support for the Atlas7 timer. config MXS_TIMER bool "Mxs timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO select STMP_DEVICE help @@ -200,14 +185,12 @@ config MXS_TIMER config PRIMA2_TIMER bool "Prima2 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables support for the Prima2 timer. config U300_TIMER bool "U300 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on ARM select CLKSRC_MMIO help @@ -215,14 +198,12 @@ config U300_TIMER config NSPIRE_TIMER bool "NSpire timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables support for the Nspire timer. config KEYSTONE_TIMER bool "Keystone timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on ARM || ARM64 select CLKSRC_MMIO help @@ -230,7 +211,6 @@ config KEYSTONE_TIMER config INTEGRATOR_AP_TIMER bool "Integrator-ap timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables support for the Integrator-ap timer. @@ -253,7 +233,7 @@ config CLKSRC_EFM32 config CLKSRC_LPC32XX bool "Clocksource for LPC32XX" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM depends on ARM select CLKSRC_MMIO select TIMER_OF @@ -262,7 +242,7 @@ config CLKSRC_LPC32XX config CLKSRC_PISTACHIO bool "Clocksource for Pistachio SoC" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM select TIMER_OF help Enables the clocksource for the Pistachio SoC. @@ -298,7 +278,6 @@ config CLKSRC_MPS2 config ARC_TIMERS bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select TIMER_OF help These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores @@ -307,7 +286,6 @@ config ARC_TIMERS config ARC_TIMERS_64BIT bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on ARC_TIMERS select TIMER_OF help @@ -407,7 +385,6 @@ config ATMEL_PIT config ATMEL_ST bool "Atmel ST timer support" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select TIMER_OF select MFD_SYSCON help @@ -426,7 +403,6 @@ config CLKSRC_EXYNOS_MCT config CLKSRC_SAMSUNG_PWM bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM help This is a new clocksource driver for the PWM timer found in @@ -436,7 +412,6 @@ config CLKSRC_SAMSUNG_PWM config FSL_FTM_TIMER bool "Freescale FlexTimer Module driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM select CLKSRC_MMIO help @@ -450,7 +425,6 @@ config VF_PIT_TIMER config OXNAS_RPS_TIMER bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select TIMER_OF select CLKSRC_MMIO help @@ -461,7 +435,7 @@ config SYS_SUPPORTS_SH_CMT config MTK_TIMER bool "Mediatek timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM select TIMER_OF select CLKSRC_MMIO help @@ -479,7 +453,6 @@ config SYS_SUPPORTS_EM_STI config CLKSRC_JCORE_PIT bool "J-Core PIT timer driver" if COMPILE_TEST depends on OF - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM select CLKSRC_MMIO help @@ -488,7 +461,6 @@ config CLKSRC_JCORE_PIT config SH_TIMER_CMT bool "Renesas CMT timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM default SYS_SUPPORTS_SH_CMT help @@ -498,7 +470,6 @@ config SH_TIMER_CMT config SH_TIMER_MTU2 bool "Renesas MTU2 timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM default SYS_SUPPORTS_SH_MTU2 help @@ -508,14 +479,12 @@ config SH_TIMER_MTU2 config RENESAS_OSTM bool "Renesas OSTM timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS select CLKSRC_MMIO help Enables the support for the Renesas OSTM. config SH_TIMER_TMU bool "Renesas TMU timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM default SYS_SUPPORTS_SH_TMU help @@ -525,7 +494,7 @@ config SH_TIMER_TMU config EM_TIMER_STI bool "Renesas STI timer driver" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM default SYS_SUPPORTS_EM_STI help This enables build of a clocksource and clockevent driver for @@ -566,7 +535,6 @@ config CLKSRC_TANGO_XTAL config CLKSRC_PXA bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS depends on HAS_IOMEM select CLKSRC_MMIO help @@ -575,20 +543,20 @@ config CLKSRC_PXA config H8300_TMR8 bool "Clockevent timer for the H8300 platform" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM help This enables the 8 bits timer for the H8300 platform. config H8300_TMR16 bool "Clockevent timer for the H83069 platform" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM help This enables the 16 bits timer for the H8300 platform with the H83069 cpu. config H8300_TPU bool "Clocksource for the H8300 platform" if COMPILE_TEST - depends on GENERIC_CLOCKEVENTS && HAS_IOMEM + depends on HAS_IOMEM help This enables the clocksource for the H8300 platform with the H8S2678 cpu. @@ -600,7 +568,7 @@ config CLKSRC_IMX_GPT config CLKSRC_IMX_TPM bool "Clocksource using i.MX TPM" if COMPILE_TEST - depends on ARM && CLKDEV_LOOKUP && GENERIC_CLOCKEVENTS + depends on ARM && CLKDEV_LOOKUP select CLKSRC_MMIO help Enable this option to use IMX Timer/PWM Module (TPM) timer as diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index fd4b7f684bd0..0ecf5beb56ec 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -299,8 +299,7 @@ static u64 notrace arm64_858921_read_cntvct_el0(void) #endif #ifdef CONFIG_ARM_ARCH_TIMER_OOL_WORKAROUND -DEFINE_PER_CPU(const struct arch_timer_erratum_workaround *, - timer_unstable_counter_workaround); +DEFINE_PER_CPU(const struct arch_timer_erratum_workaround *, timer_unstable_counter_workaround); EXPORT_SYMBOL_GPL(timer_unstable_counter_workaround); DEFINE_STATIC_KEY_FALSE(arch_timer_read_ool_enabled); @@ -1268,10 +1267,6 @@ arch_timer_mem_find_best_frame(struct arch_timer_mem *timer_mem) iounmap(cntctlbase); - if (!best_frame) - pr_err("Unable to find a suitable frame in timer @ %pa\n", - &timer_mem->cntctlbase); - return best_frame; } @@ -1372,6 +1367,8 @@ static int __init arch_timer_mem_of_init(struct device_node *np) frame = arch_timer_mem_find_best_frame(timer_mem); if (!frame) { + pr_err("Unable to find a suitable frame in timer @ %pa\n", + &timer_mem->cntctlbase); ret = -EINVAL; goto out; } @@ -1420,7 +1417,7 @@ arch_timer_mem_verify_cntfrq(struct arch_timer_mem *timer_mem) static int __init arch_timer_mem_acpi_init(int platform_timer_count) { struct arch_timer_mem *timers, *timer; - struct arch_timer_mem_frame *frame; + struct arch_timer_mem_frame *frame, *best_frame = NULL; int timer_count, i, ret = 0; timers = kcalloc(platform_timer_count, sizeof(*timers), @@ -1432,14 +1429,6 @@ static int __init arch_timer_mem_acpi_init(int platform_timer_count) if (ret || !timer_count) goto out; - for (i = 0; i < timer_count; i++) { - ret = arch_timer_mem_verify_cntfrq(&timers[i]); - if (ret) { - pr_err("Disabling MMIO timers due to CNTFRQ mismatch\n"); - goto out; - } - } - /* * While unlikely, it's theoretically possible that none of the frames * in a timer expose the combination of feature we want. @@ -1448,12 +1437,26 @@ static int __init arch_timer_mem_acpi_init(int platform_timer_count) timer = &timers[i]; frame = arch_timer_mem_find_best_frame(timer); - if (frame) - break; + if (!best_frame) + best_frame = frame; + + ret = arch_timer_mem_verify_cntfrq(timer); + if (ret) { + pr_err("Disabling MMIO timers due to CNTFRQ mismatch\n"); + goto out; + } + + if (!best_frame) /* implies !frame */ + /* + * Only complain about missing suitable frames if we + * haven't already found one in a previous iteration. + */ + pr_err("Unable to find a suitable frame in timer @ %pa\n", + &timer->cntctlbase); } - if (frame) - ret = arch_timer_mem_frame_register(frame); + if (best_frame) + ret = arch_timer_mem_frame_register(best_frame); out: kfree(timers); return ret; diff --git a/drivers/clocksource/mips-gic-timer.c b/drivers/clocksource/mips-gic-timer.c index ae3167c28b12..a04808a21d4e 100644 --- a/drivers/clocksource/mips-gic-timer.c +++ b/drivers/clocksource/mips-gic-timer.c @@ -39,16 +39,18 @@ static u64 notrace gic_read_count(void) static int gic_next_event(unsigned long delta, struct clock_event_device *evt) { - unsigned long flags; + int cpu = cpumask_first(evt->cpumask); u64 cnt; int res; cnt = gic_read_count(); cnt += (u64)delta; - local_irq_save(flags); - write_gic_vl_other(mips_cm_vp_id(cpumask_first(evt->cpumask))); - write_gic_vo_compare(cnt); - local_irq_restore(flags); + if (cpu == raw_smp_processor_id()) { + write_gic_vl_compare(cnt); + } else { + write_gic_vl_other(mips_cm_vp_id(cpu)); + write_gic_vo_compare(cnt); + } res = ((int)(gic_read_count() - cnt) >= 0) ? -ETIME : 0; return res; } diff --git a/drivers/clocksource/owl-timer.c b/drivers/clocksource/owl-timer.c index d19c53c11094..c68630565079 100644 --- a/drivers/clocksource/owl-timer.c +++ b/drivers/clocksource/owl-timer.c @@ -125,7 +125,7 @@ static int __init owl_timer_init(struct device_node *node) owl_timer_base = of_io_request_and_map(node, 0, "owl-timer"); if (IS_ERR(owl_timer_base)) { - pr_err("Can't map timer registers"); + pr_err("Can't map timer registers\n"); return PTR_ERR(owl_timer_base); } @@ -134,7 +134,7 @@ static int __init owl_timer_init(struct device_node *node) timer1_irq = of_irq_get_byname(node, "timer1"); if (timer1_irq <= 0) { - pr_err("Can't parse timer1 IRQ"); + pr_err("Can't parse timer1 IRQ\n"); return -EINVAL; } diff --git a/drivers/clocksource/rockchip_timer.c b/drivers/clocksource/rockchip_timer.c index c27f4c850d83..33f370dbd0d6 100644 --- a/drivers/clocksource/rockchip_timer.c +++ b/drivers/clocksource/rockchip_timer.c @@ -274,7 +274,7 @@ static int __init rk_clksrc_init(struct device_node *np) TIMER_NAME, rk_clksrc->freq, 250, 32, clocksource_mmio_readl_down); if (ret) { - pr_err("Failed to register clocksource"); + pr_err("Failed to register clocksource\n"); goto out_clocksource; } diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c index e09e8bf0bb9b..70b3cf8e23d0 100644 --- a/drivers/clocksource/sh_cmt.c +++ b/drivers/clocksource/sh_cmt.c @@ -25,6 +25,7 @@ #include <linux/irq.h> #include <linux/module.h> #include <linux/of.h> +#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/pm_domain.h> #include <linux/pm_runtime.h> @@ -39,16 +40,16 @@ struct sh_cmt_device; * SoC but also on the particular instance. The following table lists the main * characteristics of those flavours. * - * 16B 32B 32B-F 48B 48B-2 + * 16B 32B 32B-F 48B R-Car Gen2 * ----------------------------------------------------------------------------- * Channels 2 1/4 1 6 2/8 * Control Width 16 16 16 16 32 * Counter Width 16 32 32 32/48 32/48 * Shared Start/Stop Y Y Y Y N * - * The 48-bit gen2 version has a per-channel start/stop register located in the - * channel registers block. All other versions have a shared start/stop register - * located in the global space. + * The r8a73a4 / R-Car Gen2 version has a per-channel start/stop register + * located in the channel registers block. All other versions have a shared + * start/stop register located in the global space. * * Channels are indexed from 0 to N-1 in the documentation. The channel index * infers the start/stop bit position in the control register and the channel @@ -66,14 +67,16 @@ struct sh_cmt_device; enum sh_cmt_model { SH_CMT_16BIT, SH_CMT_32BIT, - SH_CMT_32BIT_FAST, SH_CMT_48BIT, - SH_CMT_48BIT_GEN2, + SH_CMT0_RCAR_GEN2, + SH_CMT1_RCAR_GEN2, }; struct sh_cmt_info { enum sh_cmt_model model; + unsigned int channels_mask; + unsigned long width; /* 16 or 32 bit version of hardware block */ unsigned long overflow_bit; unsigned long clear_bits; @@ -200,18 +203,20 @@ static const struct sh_cmt_info sh_cmt_info[] = { .read_count = sh_cmt_read32, .write_count = sh_cmt_write32, }, - [SH_CMT_32BIT_FAST] = { - .model = SH_CMT_32BIT_FAST, + [SH_CMT_48BIT] = { + .model = SH_CMT_48BIT, + .channels_mask = 0x3f, .width = 32, .overflow_bit = SH_CMT32_CMCSR_CMF, .clear_bits = ~(SH_CMT32_CMCSR_CMF | SH_CMT32_CMCSR_OVF), - .read_control = sh_cmt_read16, - .write_control = sh_cmt_write16, + .read_control = sh_cmt_read32, + .write_control = sh_cmt_write32, .read_count = sh_cmt_read32, .write_count = sh_cmt_write32, }, - [SH_CMT_48BIT] = { - .model = SH_CMT_48BIT, + [SH_CMT0_RCAR_GEN2] = { + .model = SH_CMT0_RCAR_GEN2, + .channels_mask = 0x60, .width = 32, .overflow_bit = SH_CMT32_CMCSR_CMF, .clear_bits = ~(SH_CMT32_CMCSR_CMF | SH_CMT32_CMCSR_OVF), @@ -220,8 +225,9 @@ static const struct sh_cmt_info sh_cmt_info[] = { .read_count = sh_cmt_read32, .write_count = sh_cmt_write32, }, - [SH_CMT_48BIT_GEN2] = { - .model = SH_CMT_48BIT_GEN2, + [SH_CMT1_RCAR_GEN2] = { + .model = SH_CMT1_RCAR_GEN2, + .channels_mask = 0xff, .width = 32, .overflow_bit = SH_CMT32_CMCSR_CMF, .clear_bits = ~(SH_CMT32_CMCSR_CMF | SH_CMT32_CMCSR_OVF), @@ -859,6 +865,7 @@ static int sh_cmt_setup_channel(struct sh_cmt_channel *ch, unsigned int index, ch->cmt = cmt; ch->index = index; ch->hwidx = hwidx; + ch->timer_bit = hwidx; /* * Compute the address of the channel control register block. For the @@ -873,16 +880,11 @@ static int sh_cmt_setup_channel(struct sh_cmt_channel *ch, unsigned int index, case SH_CMT_48BIT: ch->ioctrl = cmt->mapbase + 0x10 + ch->hwidx * 0x10; break; - case SH_CMT_32BIT_FAST: - /* - * The 32-bit "fast" timer has a single channel at hwidx 5 but - * is located at offset 0x40 instead of 0x60 for some reason. - */ - ch->ioctrl = cmt->mapbase + 0x40; - break; - case SH_CMT_48BIT_GEN2: + case SH_CMT0_RCAR_GEN2: + case SH_CMT1_RCAR_GEN2: ch->iostart = cmt->mapbase + ch->hwidx * 0x100; ch->ioctrl = ch->iostart + 0x10; + ch->timer_bit = 0; break; } @@ -894,8 +896,6 @@ static int sh_cmt_setup_channel(struct sh_cmt_channel *ch, unsigned int index, ch->match_value = ch->max_match_value; raw_spin_lock_init(&ch->lock); - ch->timer_bit = cmt->info->model == SH_CMT_48BIT_GEN2 ? 0 : ch->hwidx; - ret = sh_cmt_register(ch, dev_name(&cmt->pdev->dev), clockevent, clocksource); if (ret) { @@ -935,22 +935,18 @@ static const struct platform_device_id sh_cmt_id_table[] = { MODULE_DEVICE_TABLE(platform, sh_cmt_id_table); static const struct of_device_id sh_cmt_of_table[] __maybe_unused = { - { .compatible = "renesas,cmt-32", .data = &sh_cmt_info[SH_CMT_32BIT] }, - { .compatible = "renesas,cmt-32-fast", .data = &sh_cmt_info[SH_CMT_32BIT_FAST] }, { .compatible = "renesas,cmt-48", .data = &sh_cmt_info[SH_CMT_48BIT] }, - { .compatible = "renesas,cmt-48-gen2", .data = &sh_cmt_info[SH_CMT_48BIT_GEN2] }, + { + /* deprecated, preserved for backward compatibility */ + .compatible = "renesas,cmt-48-gen2", + .data = &sh_cmt_info[SH_CMT0_RCAR_GEN2] + }, + { .compatible = "renesas,rcar-gen2-cmt0", .data = &sh_cmt_info[SH_CMT0_RCAR_GEN2] }, + { .compatible = "renesas,rcar-gen2-cmt1", .data = &sh_cmt_info[SH_CMT1_RCAR_GEN2] }, { } }; MODULE_DEVICE_TABLE(of, sh_cmt_of_table); -static int sh_cmt_parse_dt(struct sh_cmt_device *cmt) -{ - struct device_node *np = cmt->pdev->dev.of_node; - - return of_property_read_u32(np, "renesas,channels-mask", - &cmt->hw_channels); -} - static int sh_cmt_setup(struct sh_cmt_device *cmt, struct platform_device *pdev) { unsigned int mask; @@ -961,14 +957,8 @@ static int sh_cmt_setup(struct sh_cmt_device *cmt, struct platform_device *pdev) raw_spin_lock_init(&cmt->lock); if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) { - const struct of_device_id *id; - - id = of_match_node(sh_cmt_of_table, pdev->dev.of_node); - cmt->info = id->data; - - ret = sh_cmt_parse_dt(cmt); - if (ret < 0) - return ret; + cmt->info = of_device_get_match_data(&pdev->dev); + cmt->hw_channels = cmt->info->channels_mask; } else if (pdev->dev.platform_data) { struct sh_timer_config *cfg = pdev->dev.platform_data; const struct platform_device_id *id = pdev->id_entry; diff --git a/drivers/clocksource/timer-fttmr010.c b/drivers/clocksource/timer-fttmr010.c index cdf23b628688..c020038ebfab 100644 --- a/drivers/clocksource/timer-fttmr010.c +++ b/drivers/clocksource/timer-fttmr010.c @@ -264,14 +264,14 @@ static int __init fttmr010_common_init(struct device_node *np, bool is_aspeed) fttmr010->base = of_iomap(np, 0); if (!fttmr010->base) { - pr_err("Can't remap registers"); + pr_err("Can't remap registers\n"); ret = -ENXIO; goto out_free; } /* IRQ for timer 1 */ irq = irq_of_parse_and_map(np, 0); if (irq <= 0) { - pr_err("Can't parse IRQ"); + pr_err("Can't parse IRQ\n"); ret = -EINVAL; goto out_unmap; } diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c index c79122d8e10d..7c64a5c1bfc1 100644 --- a/drivers/clocksource/timer-of.c +++ b/drivers/clocksource/timer-of.c @@ -176,3 +176,15 @@ out_fail: timer_base_exit(&to->of_base); return ret; } + +void timer_of_exit(struct timer_of *to) +{ + if (to->flags & TIMER_OF_IRQ) + timer_irq_exit(&to->of_irq); + + if (to->flags & TIMER_OF_CLOCK) + timer_clk_exit(&to->of_clk); + + if (to->flags & TIMER_OF_BASE) + timer_base_exit(&to->of_base); +} diff --git a/drivers/clocksource/timer-of.h b/drivers/clocksource/timer-of.h index c6d995ab93d5..43f5ba3f8979 100644 --- a/drivers/clocksource/timer-of.h +++ b/drivers/clocksource/timer-of.h @@ -67,4 +67,7 @@ static inline unsigned long timer_of_period(struct timer_of *to) extern int __init timer_of_init(struct device_node *np, struct timer_of *to); + +extern void timer_of_exit(struct timer_of *to); + #endif diff --git a/drivers/cpufreq/powernv-cpufreq.c b/drivers/cpufreq/powernv-cpufreq.c index 3ff5160451b4..b6d7c4c98d0a 100644 --- a/drivers/cpufreq/powernv-cpufreq.c +++ b/drivers/cpufreq/powernv-cpufreq.c @@ -90,6 +90,7 @@ struct global_pstate_info { int last_gpstate_idx; spinlock_t gpstate_lock; struct timer_list timer; + struct cpufreq_policy *policy; }; static struct cpufreq_frequency_table powernv_freqs[POWERNV_MAX_PSTATES+1]; @@ -625,10 +626,10 @@ static inline void queue_gpstate_timer(struct global_pstate_info *gpstates) * according quadratic equation. Queues a new timer if it is still not equal * to local pstate */ -void gpstate_timer_handler(unsigned long data) +void gpstate_timer_handler(struct timer_list *t) { - struct cpufreq_policy *policy = (struct cpufreq_policy *)data; - struct global_pstate_info *gpstates = policy->driver_data; + struct global_pstate_info *gpstates = from_timer(gpstates, t, timer); + struct cpufreq_policy *policy = gpstates->policy; int gpstate_idx, lpstate_idx; unsigned long val; unsigned int time_diff = jiffies_to_msecs(jiffies) @@ -800,9 +801,9 @@ static int powernv_cpufreq_cpu_init(struct cpufreq_policy *policy) policy->driver_data = gpstates; /* initialize timer */ - init_timer_pinned_deferrable(&gpstates->timer); - gpstates->timer.data = (unsigned long)policy; - gpstates->timer.function = gpstate_timer_handler; + gpstates->policy = policy; + timer_setup(&gpstates->timer, gpstate_timer_handler, + TIMER_PINNED | TIMER_DEFERRABLE); gpstates->timer.expires = jiffies + msecs_to_jiffies(GPSTATE_TIMER_INTERVAL); spin_lock_init(&gpstates->gpstate_lock); diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c index 0f9754e07719..456278440863 100644 --- a/drivers/crypto/axis/artpec6_crypto.c +++ b/drivers/crypto/axis/artpec6_crypto.c @@ -2072,9 +2072,9 @@ static void artpec6_crypto_process_queue(struct artpec6_crypto *ac) del_timer(&ac->timer); } -static void artpec6_crypto_timeout(unsigned long data) +static void artpec6_crypto_timeout(struct timer_list *t) { - struct artpec6_crypto *ac = (struct artpec6_crypto *) data; + struct artpec6_crypto *ac = from_timer(ac, t, timer); dev_info_ratelimited(artpec6_crypto_dev, "timeout\n"); @@ -3063,7 +3063,7 @@ static int artpec6_crypto_probe(struct platform_device *pdev) spin_lock_init(&ac->queue_lock); INIT_LIST_HEAD(&ac->queue); INIT_LIST_HEAD(&ac->pending); - setup_timer(&ac->timer, artpec6_crypto_timeout, (unsigned long) ac); + timer_setup(&ac->timer, artpec6_crypto_timeout, 0); ac->base = base; diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index bf25f415eea6..0eb2706f23c8 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -149,7 +149,7 @@ struct mv_req_hash_ctx { int count_add; }; -static void mv_completion_timer_callback(unsigned long unused) +static void mv_completion_timer_callback(struct timer_list *unused) { int active = readl(cpg->reg + SEC_ACCEL_CMD) & SEC_CMD_EN_SEC_ACCL0; @@ -167,7 +167,7 @@ static void mv_completion_timer_callback(unsigned long unused) static void mv_setup_timer(void) { - setup_timer(&cpg->completion_timer, &mv_completion_timer_callback, 0); + timer_setup(&cpg->completion_timer, mv_completion_timer_callback, 0); mod_timer(&cpg->completion_timer, jiffies + msecs_to_jiffies(MV_CESA_EXPIRE)); } diff --git a/drivers/crypto/picoxcell_crypto.c b/drivers/crypto/picoxcell_crypto.c index b6f14844702e..5a6dc53b2b9d 100644 --- a/drivers/crypto/picoxcell_crypto.c +++ b/drivers/crypto/picoxcell_crypto.c @@ -1125,9 +1125,9 @@ static irqreturn_t spacc_spacc_irq(int irq, void *dev) return IRQ_HANDLED; } -static void spacc_packet_timeout(unsigned long data) +static void spacc_packet_timeout(struct timer_list *t) { - struct spacc_engine *engine = (struct spacc_engine *)data; + struct spacc_engine *engine = from_timer(engine, t, packet_timeout); spacc_process_done(engine); } @@ -1714,8 +1714,7 @@ static int spacc_probe(struct platform_device *pdev) writel(SPA_IRQ_EN_STAT_EN | SPA_IRQ_EN_GLBL_EN, engine->regs + SPA_IRQ_EN_REG_OFFSET); - setup_timer(&engine->packet_timeout, spacc_packet_timeout, - (unsigned long)engine); + timer_setup(&engine->packet_timeout, spacc_packet_timeout, 0); INIT_LIST_HEAD(&engine->pending); INIT_LIST_HEAD(&engine->completed); diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index d6a09b9cd8cc..4372f9e4b0da 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -137,9 +137,9 @@ int fw_cancel_transaction(struct fw_card *card, } EXPORT_SYMBOL(fw_cancel_transaction); -static void split_transaction_timeout_callback(unsigned long data) +static void split_transaction_timeout_callback(struct timer_list *timer) { - struct fw_transaction *t = (struct fw_transaction *)data; + struct fw_transaction *t = from_timer(t, timer, split_timeout_timer); struct fw_card *card = t->card; unsigned long flags; @@ -373,8 +373,8 @@ void fw_send_request(struct fw_card *card, struct fw_transaction *t, int tcode, t->tlabel = tlabel; t->card = card; t->is_split_transaction = false; - setup_timer(&t->split_timeout_timer, - split_transaction_timeout_callback, (unsigned long)t); + timer_setup(&t->split_timeout_timer, + split_transaction_timeout_callback, 0); t->callback = callback; t->callback_data = callback_data; @@ -423,7 +423,7 @@ int fw_run_transaction(struct fw_card *card, int tcode, int destination_id, struct transaction_callback_data d; struct fw_transaction t; - init_timer_on_stack(&t.split_timeout_timer); + timer_setup_on_stack(&t.split_timeout_timer, NULL, 0); init_completion(&d.done); d.payload = payload; fw_send_request(card, &t, tcode, destination_id, generation, speed, diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index fc9a6a83dfc7..4b152e0d31a6 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -975,9 +975,9 @@ static void hangcheck_timer_reset(struct etnaviv_gpu *gpu) round_jiffies_up(jiffies + DRM_ETNAVIV_HANGCHECK_JIFFIES)); } -static void hangcheck_handler(unsigned long data) +static void hangcheck_handler(struct timer_list *t) { - struct etnaviv_gpu *gpu = (struct etnaviv_gpu *)data; + struct etnaviv_gpu *gpu = from_timer(gpu, t, hangcheck_timer); u32 fence = gpu->completed_fence; bool progress = false; @@ -1648,8 +1648,7 @@ static int etnaviv_gpu_bind(struct device *dev, struct device *master, INIT_WORK(&gpu->recover_work, recover_worker); init_waitqueue_head(&gpu->fence_event); - setup_deferrable_timer(&gpu->hangcheck_timer, hangcheck_handler, - (unsigned long)gpu); + timer_setup(&gpu->hangcheck_timer, hangcheck_handler, TIMER_DEFERRABLE); priv->gpu[priv->num_gpus++] = gpu; diff --git a/drivers/gpu/drm/gma500/psb_lid.c b/drivers/gpu/drm/gma500/psb_lid.c index 1d2ebb5e530f..be6dda58fcae 100644 --- a/drivers/gpu/drm/gma500/psb_lid.c +++ b/drivers/gpu/drm/gma500/psb_lid.c @@ -23,9 +23,9 @@ #include "psb_intel_reg.h" #include <linux/spinlock.h> -static void psb_lid_timer_func(unsigned long data) +static void psb_lid_timer_func(struct timer_list *t) { - struct drm_psb_private * dev_priv = (struct drm_psb_private *)data; + struct drm_psb_private *dev_priv = from_timer(dev_priv, t, lid_timer); struct drm_device *dev = (struct drm_device *)dev_priv->dev; struct timer_list *lid_timer = &dev_priv->lid_timer; unsigned long irq_flags; @@ -77,10 +77,8 @@ void psb_lid_timer_init(struct drm_psb_private *dev_priv) spin_lock_init(&dev_priv->lid_lock); spin_lock_irqsave(&dev_priv->lid_lock, irq_flags); - init_timer(lid_timer); + timer_setup(lid_timer, psb_lid_timer_func, 0); - lid_timer->data = (unsigned long)dev_priv; - lid_timer->function = psb_lid_timer_func; lid_timer->expires = jiffies + PSB_LID_DELAY; add_timer(lid_timer); diff --git a/drivers/hsi/clients/ssi_protocol.c b/drivers/hsi/clients/ssi_protocol.c index 93d28c0ec8bf..9b167bc6eee4 100644 --- a/drivers/hsi/clients/ssi_protocol.c +++ b/drivers/hsi/clients/ssi_protocol.c @@ -464,10 +464,10 @@ static void ssip_error(struct hsi_client *cl) hsi_async_read(cl, msg); } -static void ssip_keep_alive(unsigned long data) +static void ssip_keep_alive(struct timer_list *t) { - struct hsi_client *cl = (struct hsi_client *)data; - struct ssi_protocol *ssi = hsi_client_drvdata(cl); + struct ssi_protocol *ssi = from_timer(ssi, t, keep_alive); + struct hsi_client *cl = ssi->cl; dev_dbg(&cl->device, "Keep alive kick in: m(%d) r(%d) s(%d)\n", ssi->main_state, ssi->recv_state, ssi->send_state); @@ -490,9 +490,19 @@ static void ssip_keep_alive(unsigned long data) spin_unlock(&ssi->lock); } -static void ssip_wd(unsigned long data) +static void ssip_rx_wd(struct timer_list *t) +{ + struct ssi_protocol *ssi = from_timer(ssi, t, rx_wd); + struct hsi_client *cl = ssi->cl; + + dev_err(&cl->device, "Watchdog trigerred\n"); + ssip_error(cl); +} + +static void ssip_tx_wd(struct timer_list *t) { - struct hsi_client *cl = (struct hsi_client *)data; + struct ssi_protocol *ssi = from_timer(ssi, t, tx_wd); + struct hsi_client *cl = ssi->cl; dev_err(&cl->device, "Watchdog trigerred\n"); ssip_error(cl); @@ -1084,15 +1094,9 @@ static int ssi_protocol_probe(struct device *dev) } spin_lock_init(&ssi->lock); - init_timer_deferrable(&ssi->rx_wd); - init_timer_deferrable(&ssi->tx_wd); - init_timer(&ssi->keep_alive); - ssi->rx_wd.data = (unsigned long)cl; - ssi->rx_wd.function = ssip_wd; - ssi->tx_wd.data = (unsigned long)cl; - ssi->tx_wd.function = ssip_wd; - ssi->keep_alive.data = (unsigned long)cl; - ssi->keep_alive.function = ssip_keep_alive; + timer_setup(&ssi->rx_wd, ssip_rx_wd, TIMER_DEFERRABLE); + timer_setup(&ssi->tx_wd, ssip_tx_wd, TIMER_DEFERRABLE); + timer_setup(&ssi->keep_alive, ssip_keep_alive, 0); INIT_LIST_HEAD(&ssi->txqueue); INIT_LIST_HEAD(&ssi->cmdqueue); atomic_set(&ssi->tx_usecnt, 0); diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 3a234701d92c..6f25da56a169 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -611,9 +611,9 @@ static int drive_is_ready(ide_drive_t *drive) * logic that wants cleaning up. */ -void ide_timer_expiry (unsigned long data) +void ide_timer_expiry (struct timer_list *t) { - ide_hwif_t *hwif = (ide_hwif_t *)data; + ide_hwif_t *hwif = from_timer(hwif, t, timer); ide_drive_t *uninitialized_var(drive); ide_handler_t *handler; unsigned long flags; diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index eaf39e5db08b..17fd55af4d92 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -1184,7 +1184,7 @@ static void ide_init_port_data(ide_hwif_t *hwif, unsigned int index) spin_lock_init(&hwif->lock); - setup_timer(&hwif->timer, &ide_timer_expiry, (unsigned long)hwif); + timer_setup(&hwif->timer, ide_timer_expiry, 0); init_completion(&hwif->gendev_rel_comp); diff --git a/drivers/input/touchscreen/s3c2410_ts.c b/drivers/input/touchscreen/s3c2410_ts.c index 3b3db8c868e0..d3265b6b58b8 100644 --- a/drivers/input/touchscreen/s3c2410_ts.c +++ b/drivers/input/touchscreen/s3c2410_ts.c @@ -145,7 +145,7 @@ static void touch_timer_fire(unsigned long data) } } -static DEFINE_TIMER(touch_timer, touch_timer_fire, 0, 0); +static DEFINE_TIMER(touch_timer, touch_timer_fire); /** * stylus_irq - touchscreen stylus event interrupt diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c index ea9bdc85a21d..899ec1f4c833 100644 --- a/drivers/macintosh/smu.c +++ b/drivers/macintosh/smu.c @@ -103,7 +103,7 @@ static DEFINE_MUTEX(smu_part_access); static int smu_irq_inited; static unsigned long smu_cmdbuf_abs; -static void smu_i2c_retry(unsigned long data); +static void smu_i2c_retry(struct timer_list *t); /* * SMU driver low level stuff @@ -582,9 +582,7 @@ static int smu_late_init(void) if (!smu) return 0; - init_timer(&smu->i2c_timer); - smu->i2c_timer.function = smu_i2c_retry; - smu->i2c_timer.data = (unsigned long)smu; + timer_setup(&smu->i2c_timer, smu_i2c_retry, 0); if (smu->db_node) { smu->db_irq = irq_of_parse_and_map(smu->db_node, 0); @@ -755,7 +753,7 @@ static void smu_i2c_complete_command(struct smu_i2c_cmd *cmd, int fail) } -static void smu_i2c_retry(unsigned long data) +static void smu_i2c_retry(struct timer_list *unused) { struct smu_i2c_cmd *cmd = smu->cmd_i2c_cur; @@ -795,7 +793,7 @@ static void smu_i2c_low_completion(struct smu_cmd *scmd, void *misc) BUG_ON(cmd != smu->cmd_i2c_cur); if (!smu_irq_inited) { mdelay(5); - smu_i2c_retry(0); + smu_i2c_retry(NULL); return; } mod_timer(&smu->i2c_timer, jiffies + msecs_to_jiffies(5)); diff --git a/drivers/mailbox/mailbox-altera.c b/drivers/mailbox/mailbox-altera.c index bb682c926b0a..bcb29df9549e 100644 --- a/drivers/mailbox/mailbox-altera.c +++ b/drivers/mailbox/mailbox-altera.c @@ -57,6 +57,7 @@ struct altera_mbox { /* If the controller supports only RX polling mode */ struct timer_list rxpoll_timer; + struct mbox_chan *chan; }; static struct altera_mbox *mbox_chan_to_altera_mbox(struct mbox_chan *chan) @@ -138,12 +139,11 @@ static void altera_mbox_rx_data(struct mbox_chan *chan) } } -static void altera_mbox_poll_rx(unsigned long data) +static void altera_mbox_poll_rx(struct timer_list *t) { - struct mbox_chan *chan = (struct mbox_chan *)data; - struct altera_mbox *mbox = mbox_chan_to_altera_mbox(chan); + struct altera_mbox *mbox = from_timer(mbox, t, rxpoll_timer); - altera_mbox_rx_data(chan); + altera_mbox_rx_data(mbox->chan); mod_timer(&mbox->rxpoll_timer, jiffies + msecs_to_jiffies(MBOX_POLLING_MS)); @@ -206,8 +206,8 @@ static int altera_mbox_startup_receiver(struct mbox_chan *chan) polling: /* Setup polling timer */ - setup_timer(&mbox->rxpoll_timer, altera_mbox_poll_rx, - (unsigned long)chan); + mbox->chan = chan; + timer_setup(&mbox->rxpoll_timer, altera_mbox_poll_rx, 0); mod_timer(&mbox->rxpoll_timer, jiffies + msecs_to_jiffies(MBOX_POLLING_MS)); diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index ad5b25b89699..8289ee482f49 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -330,10 +330,10 @@ static void pvr2_hdw_state_log_state(struct pvr2_hdw *); static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl); static int pvr2_hdw_commit_setup(struct pvr2_hdw *hdw); static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw); -static void pvr2_hdw_quiescent_timeout(unsigned long); -static void pvr2_hdw_decoder_stabilization_timeout(unsigned long); -static void pvr2_hdw_encoder_wait_timeout(unsigned long); -static void pvr2_hdw_encoder_run_timeout(unsigned long); +static void pvr2_hdw_quiescent_timeout(struct timer_list *); +static void pvr2_hdw_decoder_stabilization_timeout(struct timer_list *); +static void pvr2_hdw_encoder_wait_timeout(struct timer_list *); +static void pvr2_hdw_encoder_run_timeout(struct timer_list *); static int pvr2_issue_simple_cmd(struct pvr2_hdw *,u32); static int pvr2_send_request_ex(struct pvr2_hdw *hdw, unsigned int timeout,int probe_fl, @@ -2373,18 +2373,15 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf, } if (!hdw) goto fail; - setup_timer(&hdw->quiescent_timer, pvr2_hdw_quiescent_timeout, - (unsigned long)hdw); + timer_setup(&hdw->quiescent_timer, pvr2_hdw_quiescent_timeout, 0); - setup_timer(&hdw->decoder_stabilization_timer, - pvr2_hdw_decoder_stabilization_timeout, - (unsigned long)hdw); + timer_setup(&hdw->decoder_stabilization_timer, + pvr2_hdw_decoder_stabilization_timeout, 0); - setup_timer(&hdw->encoder_wait_timer, pvr2_hdw_encoder_wait_timeout, - (unsigned long)hdw); + timer_setup(&hdw->encoder_wait_timer, pvr2_hdw_encoder_wait_timeout, + 0); - setup_timer(&hdw->encoder_run_timer, pvr2_hdw_encoder_run_timeout, - (unsigned long)hdw); + timer_setup(&hdw->encoder_run_timer, pvr2_hdw_encoder_run_timeout, 0); hdw->master_state = PVR2_STATE_DEAD; @@ -3539,10 +3536,16 @@ static void pvr2_ctl_read_complete(struct urb *urb) complete(&hdw->ctl_done); } +struct hdw_timer { + struct timer_list timer; + struct pvr2_hdw *hdw; +}; -static void pvr2_ctl_timeout(unsigned long data) +static void pvr2_ctl_timeout(struct timer_list *t) { - struct pvr2_hdw *hdw = (struct pvr2_hdw *)data; + struct hdw_timer *timer = from_timer(timer, t, timer); + struct pvr2_hdw *hdw = timer->hdw; + if (hdw->ctl_write_pend_flag || hdw->ctl_read_pend_flag) { hdw->ctl_timeout_flag = !0; if (hdw->ctl_write_pend_flag) @@ -3564,7 +3567,10 @@ static int pvr2_send_request_ex(struct pvr2_hdw *hdw, { unsigned int idx; int status = 0; - struct timer_list timer; + struct hdw_timer timer = { + .hdw = hdw, + }; + if (!hdw->ctl_lock_held) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "Attempted to execute control transfer without lock!!"); @@ -3621,8 +3627,8 @@ static int pvr2_send_request_ex(struct pvr2_hdw *hdw, hdw->ctl_timeout_flag = 0; hdw->ctl_write_pend_flag = 0; hdw->ctl_read_pend_flag = 0; - setup_timer(&timer, pvr2_ctl_timeout, (unsigned long)hdw); - timer.expires = jiffies + timeout; + timer_setup_on_stack(&timer.timer, pvr2_ctl_timeout, 0); + timer.timer.expires = jiffies + timeout; if (write_len && write_data) { hdw->cmd_debug_state = 2; @@ -3677,7 +3683,7 @@ status); } /* Start timer */ - add_timer(&timer); + add_timer(&timer.timer); /* Now wait for all I/O to complete */ hdw->cmd_debug_state = 4; @@ -3687,7 +3693,7 @@ status); hdw->cmd_debug_state = 5; /* Stop timer */ - del_timer_sync(&timer); + del_timer_sync(&timer.timer); hdw->cmd_debug_state = 6; status = 0; @@ -3769,6 +3775,8 @@ status); if ((status < 0) && (!probe_fl)) { pvr2_hdw_render_useless(hdw); } + destroy_timer_on_stack(&timer.timer); + return status; } @@ -4366,9 +4374,9 @@ static int state_eval_encoder_run(struct pvr2_hdw *hdw) /* Timeout function for quiescent timer. */ -static void pvr2_hdw_quiescent_timeout(unsigned long data) +static void pvr2_hdw_quiescent_timeout(struct timer_list *t) { - struct pvr2_hdw *hdw = (struct pvr2_hdw *)data; + struct pvr2_hdw *hdw = from_timer(hdw, t, quiescent_timer); hdw->state_decoder_quiescent = !0; trace_stbit("state_decoder_quiescent",hdw->state_decoder_quiescent); hdw->state_stale = !0; @@ -4377,9 +4385,9 @@ static void pvr2_hdw_quiescent_timeout(unsigned long data) /* Timeout function for decoder stabilization timer. */ -static void pvr2_hdw_decoder_stabilization_timeout(unsigned long data) +static void pvr2_hdw_decoder_stabilization_timeout(struct timer_list *t) { - struct pvr2_hdw *hdw = (struct pvr2_hdw *)data; + struct pvr2_hdw *hdw = from_timer(hdw, t, decoder_stabilization_timer); hdw->state_decoder_ready = !0; trace_stbit("state_decoder_ready", hdw->state_decoder_ready); hdw->state_stale = !0; @@ -4388,9 +4396,9 @@ static void pvr2_hdw_decoder_stabilization_timeout(unsigned long data) /* Timeout function for encoder wait timer. */ -static void pvr2_hdw_encoder_wait_timeout(unsigned long data) +static void pvr2_hdw_encoder_wait_timeout(struct timer_list *t) { - struct pvr2_hdw *hdw = (struct pvr2_hdw *)data; + struct pvr2_hdw *hdw = from_timer(hdw, t, encoder_wait_timer); hdw->state_encoder_waitok = !0; trace_stbit("state_encoder_waitok",hdw->state_encoder_waitok); hdw->state_stale = !0; @@ -4399,9 +4407,9 @@ static void pvr2_hdw_encoder_wait_timeout(unsigned long data) /* Timeout function for encoder run timer. */ -static void pvr2_hdw_encoder_run_timeout(unsigned long data) +static void pvr2_hdw_encoder_run_timeout(struct timer_list *t) { - struct pvr2_hdw *hdw = (struct pvr2_hdw *)data; + struct pvr2_hdw *hdw = from_timer(hdw, t, encoder_run_timer); if (!hdw->state_encoder_runok) { hdw->state_encoder_runok = !0; trace_stbit("state_encoder_runok",hdw->state_encoder_runok); diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c index 48db922075e2..bcdca9fbef51 100644 --- a/drivers/memstick/host/jmb38x_ms.c +++ b/drivers/memstick/host/jmb38x_ms.c @@ -59,6 +59,7 @@ struct jmb38x_ms_host { unsigned int block_pos; unsigned long timeout_jiffies; struct timer_list timer; + struct memstick_host *msh; struct memstick_request *req; unsigned char cmd_flags; unsigned char io_pos; @@ -592,10 +593,10 @@ static irqreturn_t jmb38x_ms_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static void jmb38x_ms_abort(unsigned long data) +static void jmb38x_ms_abort(struct timer_list *t) { - struct memstick_host *msh = (struct memstick_host *)data; - struct jmb38x_ms_host *host = memstick_priv(msh); + struct jmb38x_ms_host *host = from_timer(host, t, timer); + struct memstick_host *msh = host->msh; unsigned long flags; dev_dbg(&host->chip->pdev->dev, "abort\n"); @@ -878,6 +879,7 @@ static struct memstick_host *jmb38x_ms_alloc_host(struct jmb38x_ms *jm, int cnt) return NULL; host = memstick_priv(msh); + host->msh = msh; host->chip = jm; host->addr = ioremap(pci_resource_start(jm->pdev, cnt), pci_resource_len(jm->pdev, cnt)); @@ -897,7 +899,7 @@ static struct memstick_host *jmb38x_ms_alloc_host(struct jmb38x_ms *jm, int cnt) msh->caps = MEMSTICK_CAP_PAR4 | MEMSTICK_CAP_PAR8; - setup_timer(&host->timer, jmb38x_ms_abort, (unsigned long)msh); + timer_setup(&host->timer, jmb38x_ms_abort, 0); if (!request_irq(host->irq, jmb38x_ms_isr, IRQF_SHARED, host->host_id, msh)) diff --git a/drivers/memstick/host/r592.c b/drivers/memstick/host/r592.c index d5cfb503b9d6..627d6e62fe31 100644 --- a/drivers/memstick/host/r592.c +++ b/drivers/memstick/host/r592.c @@ -616,9 +616,9 @@ static void r592_update_card_detect(struct r592_device *dev) } /* Timer routine that fires 1 second after last card detection event, */ -static void r592_detect_timer(long unsigned int data) +static void r592_detect_timer(struct timer_list *t) { - struct r592_device *dev = (struct r592_device *)data; + struct r592_device *dev = from_timer(dev, t, detect_timer); r592_update_card_detect(dev); memstick_detect_change(dev->host); } @@ -770,8 +770,7 @@ static int r592_probe(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&dev->io_thread_lock); init_completion(&dev->dma_done); INIT_KFIFO(dev->pio_fifo); - setup_timer(&dev->detect_timer, - r592_detect_timer, (long unsigned int)dev); + timer_setup(&dev->detect_timer, r592_detect_timer, 0); /* Host initialization */ host->caps = MEMSTICK_CAP_PAR4; diff --git a/drivers/memstick/host/tifm_ms.c b/drivers/memstick/host/tifm_ms.c index 7bafa72f8f57..bed205849d02 100644 --- a/drivers/memstick/host/tifm_ms.c +++ b/drivers/memstick/host/tifm_ms.c @@ -538,9 +538,9 @@ static int tifm_ms_set_param(struct memstick_host *msh, return 0; } -static void tifm_ms_abort(unsigned long data) +static void tifm_ms_abort(struct timer_list *t) { - struct tifm_ms *host = (struct tifm_ms *)data; + struct tifm_ms *host = from_timer(host, t, timer); dev_dbg(&host->dev->dev, "status %x\n", readl(host->dev->addr + SOCK_MS_STATUS)); @@ -575,7 +575,7 @@ static int tifm_ms_probe(struct tifm_dev *sock) host->dev = sock; host->timeout_jiffies = msecs_to_jiffies(1000); - setup_timer(&host->timer, tifm_ms_abort, (unsigned long)host); + timer_setup(&host->timer, tifm_ms_abort, 0); tasklet_init(&host->notify, tifm_ms_req_tasklet, (unsigned long)msh); msh->request = tifm_ms_submit_req; diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c index 7f327121e6d7..0c775d6fcf59 100644 --- a/drivers/misc/sgi-xp/xpc_main.c +++ b/drivers/misc/sgi-xp/xpc_main.c @@ -172,9 +172,9 @@ struct xpc_arch_operations xpc_arch_ops; * Timer function to enforce the timelimit on the partition disengage. */ static void -xpc_timeout_partition_disengage(unsigned long data) +xpc_timeout_partition_disengage(struct timer_list *t) { - struct xpc_partition *part = (struct xpc_partition *)data; + struct xpc_partition *part = from_timer(part, t, disengage_timer); DBUG_ON(time_is_after_jiffies(part->disengage_timeout)); @@ -190,7 +190,7 @@ xpc_timeout_partition_disengage(unsigned long data) * specify when the next timeout should occur. */ static void -xpc_hb_beater(unsigned long dummy) +xpc_hb_beater(struct timer_list *unused) { xpc_arch_ops.increment_heartbeat(); @@ -205,8 +205,7 @@ static void xpc_start_hb_beater(void) { xpc_arch_ops.heartbeat_init(); - init_timer(&xpc_hb_timer); - xpc_hb_timer.function = xpc_hb_beater; + timer_setup(&xpc_hb_timer, xpc_hb_beater, 0); xpc_hb_beater(0); } @@ -931,10 +930,8 @@ xpc_setup_partitions(void) part->act_state = XPC_P_AS_INACTIVE; XPC_SET_REASON(part, 0, 0); - init_timer(&part->disengage_timer); - part->disengage_timer.function = - xpc_timeout_partition_disengage; - part->disengage_timer.data = (unsigned long)part; + timer_setup(&part->disengage_timer, + xpc_timeout_partition_disengage, 0); part->setup_state = XPC_P_SS_UNSET; init_waitqueue_head(&part->teardown_wq); diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c index 7d71c04fc938..5a12d2a54049 100644 --- a/drivers/misc/sgi-xp/xpc_sn2.c +++ b/drivers/misc/sgi-xp/xpc_sn2.c @@ -323,16 +323,16 @@ xpc_handle_notify_IRQ_sn2(int irq, void *dev_id) * was received. */ static void -xpc_check_for_dropped_notify_IRQ_sn2(struct xpc_partition *part) +xpc_check_for_dropped_notify_IRQ_sn2(struct timer_list *t) { - struct xpc_partition_sn2 *part_sn2 = &part->sn.sn2; + struct xpc_partition *part = + from_timer(part, t, sn.sn2.dropped_notify_IRQ_timer); if (xpc_part_ref(part)) { xpc_check_for_sent_chctl_flags_sn2(part); - part_sn2->dropped_notify_IRQ_timer.expires = jiffies + - XPC_DROPPED_NOTIFY_IRQ_WAIT_INTERVAL; - add_timer(&part_sn2->dropped_notify_IRQ_timer); + t->expires = jiffies + XPC_DROPPED_NOTIFY_IRQ_WAIT_INTERVAL; + add_timer(t); xpc_part_deref(part); } } @@ -1232,10 +1232,7 @@ xpc_setup_ch_structures_sn2(struct xpc_partition *part) /* Setup a timer to check for dropped notify IRQs */ timer = &part_sn2->dropped_notify_IRQ_timer; - init_timer(timer); - timer->function = - (void (*)(unsigned long))xpc_check_for_dropped_notify_IRQ_sn2; - timer->data = (unsigned long)part; + timer_setup(timer, xpc_check_for_dropped_notify_IRQ_sn2, 0); timer->expires = jiffies + XPC_DROPPED_NOTIFY_IRQ_WAIT_INTERVAL; add_timer(timer); diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c index 1cbca8e5741e..b6e2bfd7d2d6 100644 --- a/drivers/net/cris/eth_v10.c +++ b/drivers/net/cris/eth_v10.c @@ -166,8 +166,8 @@ static unsigned int network_rec_config_shadow = 0; static unsigned int network_tr_ctrl_shadow = 0; /* Network speed indication. */ -static DEFINE_TIMER(speed_timer, NULL, 0, 0); -static DEFINE_TIMER(clear_led_timer, NULL, 0, 0); +static DEFINE_TIMER(speed_timer, NULL); +static DEFINE_TIMER(clear_led_timer, NULL); static int current_speed; /* Speed read from transceiver */ static int current_speed_selection; /* Speed selected by user */ static unsigned long led_next_time; @@ -175,7 +175,7 @@ static int led_active; static int rx_queue_len; /* Duplex */ -static DEFINE_TIMER(duplex_timer, NULL, 0, 0); +static DEFINE_TIMER(duplex_timer, NULL); static int full_duplex; static enum duplex current_duplex; diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c index 9feec7009443..29fea74bff2e 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c @@ -4725,9 +4725,9 @@ static const struct net_device_ops qlge_netdev_ops = { .ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid, }; -static void ql_timer(unsigned long data) +static void ql_timer(struct timer_list *t) { - struct ql_adapter *qdev = (struct ql_adapter *)data; + struct ql_adapter *qdev = from_timer(qdev, t, timer); u32 var = 0; var = ql_read32(qdev, STS); @@ -4806,11 +4806,8 @@ static int qlge_probe(struct pci_dev *pdev, /* Start up the timer to trigger EEH if * the bus goes dead */ - init_timer_deferrable(&qdev->timer); - qdev->timer.data = (unsigned long)qdev; - qdev->timer.function = ql_timer; - qdev->timer.expires = jiffies + (5*HZ); - add_timer(&qdev->timer); + timer_setup(&qdev->timer, ql_timer, TIMER_DEFERRABLE); + mod_timer(&qdev->timer, jiffies + (5*HZ)); ql_link_off(qdev); ql_display_dev_info(ndev); atomic_set(&qdev->lb_count, 0); diff --git a/drivers/net/ethernet/tile/tilepro.c b/drivers/net/ethernet/tile/tilepro.c index 49ccee4b9aec..56d06282fbde 100644 --- a/drivers/net/ethernet/tile/tilepro.c +++ b/drivers/net/ethernet/tile/tilepro.c @@ -608,9 +608,9 @@ static void tile_net_schedule_egress_timer(struct tile_net_cpu *info) * ISSUE: Maybe instead track number of expected completions, and free * only that many, resetting to zero if "pending" is ever false. */ -static void tile_net_handle_egress_timer(unsigned long arg) +static void tile_net_handle_egress_timer(struct timer_list *t) { - struct tile_net_cpu *info = (struct tile_net_cpu *)arg; + struct tile_net_cpu *info = from_timer(info, t, egress_timer); struct net_device *dev = info->napi.dev; /* The timer is no longer scheduled. */ @@ -1004,9 +1004,8 @@ static void tile_net_register(void *dev_ptr) BUG(); /* Initialize the egress timer. */ - init_timer_pinned(&info->egress_timer); - info->egress_timer.data = (long)info; - info->egress_timer.function = tile_net_handle_egress_timer; + timer_setup(&info->egress_timer, tile_net_handle_egress_timer, + TIMER_PINNED); u64_stats_init(&info->stats.syncp); diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index 7a7c5224a336..104f71fa9c5e 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -157,7 +157,7 @@ static struct net_device *yam_devs[NR_PORTS]; static struct yam_mcs *yam_data; -static DEFINE_TIMER(yam_timer, NULL, 0, 0); +static DEFINE_TIMER(yam_timer, NULL); /* --------------------------------------------------------------------- */ diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index d7c49cf1d5e9..3247d2feda07 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -2325,9 +2325,9 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) } /* Walk the forwarding table and purge stale entries */ -static void vxlan_cleanup(unsigned long arg) +static void vxlan_cleanup(struct timer_list *t) { - struct vxlan_dev *vxlan = (struct vxlan_dev *) arg; + struct vxlan_dev *vxlan = from_timer(vxlan, t, age_timer); unsigned long next_timer = jiffies + FDB_AGE_INTERVAL; unsigned int h; @@ -2647,9 +2647,7 @@ static void vxlan_setup(struct net_device *dev) INIT_LIST_HEAD(&vxlan->next); spin_lock_init(&vxlan->hash_lock); - init_timer_deferrable(&vxlan->age_timer); - vxlan->age_timer.function = vxlan_cleanup; - vxlan->age_timer.data = (unsigned long) vxlan; + timer_setup(&vxlan->age_timer, vxlan_cleanup, TIMER_DEFERRABLE); vxlan->dev = dev; diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index a408abc25512..f4b0ab34f048 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -276,8 +276,6 @@ static void cisco_timer(unsigned long arg) spin_unlock(&st->lock); st->timer.expires = jiffies + st->settings.interval * HZ; - st->timer.function = cisco_timer; - st->timer.data = arg; add_timer(&st->timer); } diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 78596e42a3f3..07f265fa2826 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -644,8 +644,6 @@ static void fr_timer(unsigned long arg) state(hdlc)->settings.t391 * HZ; } - state(hdlc)->timer.function = fr_timer; - state(hdlc)->timer.data = arg; add_timer(&state(hdlc)->timer); } diff --git a/drivers/net/wireless/ath/ath6kl/recovery.c b/drivers/net/wireless/ath/ath6kl/recovery.c index 3a8d5e97dc8e..c09e40c9010f 100644 --- a/drivers/net/wireless/ath/ath6kl/recovery.c +++ b/drivers/net/wireless/ath/ath6kl/recovery.c @@ -60,9 +60,9 @@ void ath6kl_recovery_hb_event(struct ath6kl *ar, u32 cookie) ar->fw_recovery.hb_pending = false; } -static void ath6kl_recovery_hb_timer(unsigned long data) +static void ath6kl_recovery_hb_timer(struct timer_list *t) { - struct ath6kl *ar = (struct ath6kl *) data; + struct ath6kl *ar = from_timer(ar, t, fw_recovery.hb_timer); int err; if (test_bit(RECOVERY_CLEANUP, &ar->flag) || @@ -104,9 +104,8 @@ void ath6kl_recovery_init(struct ath6kl *ar) recovery->seq_num = 0; recovery->hb_misscnt = 0; ar->fw_recovery.hb_pending = false; - ar->fw_recovery.hb_timer.function = ath6kl_recovery_hb_timer; - ar->fw_recovery.hb_timer.data = (unsigned long) ar; - init_timer_deferrable(&ar->fw_recovery.hb_timer); + timer_setup(&ar->fw_recovery.hb_timer, ath6kl_recovery_hb_timer, + TIMER_DEFERRABLE); if (ar->fw_recovery.hb_poll) mod_timer(&ar->fw_recovery.hb_timer, jiffies + diff --git a/drivers/net/wireless/atmel/at76c50x-usb.c b/drivers/net/wireless/atmel/at76c50x-usb.c index 94bf01f8b2a8..ede89d4ffc88 100644 --- a/drivers/net/wireless/atmel/at76c50x-usb.c +++ b/drivers/net/wireless/atmel/at76c50x-usb.c @@ -519,7 +519,7 @@ exit: /* LED trigger */ static int tx_activity; static void at76_ledtrig_tx_timerfunc(unsigned long data); -static DEFINE_TIMER(ledtrig_tx_timer, at76_ledtrig_tx_timerfunc, 0, 0); +static DEFINE_TIMER(ledtrig_tx_timer, at76_ledtrig_tx_timerfunc); DEFINE_LED_TRIGGER(ledtrig_tx); static void at76_ledtrig_tx_timerfunc(unsigned long data) diff --git a/drivers/parport/ieee1284.c b/drivers/parport/ieee1284.c index 74cc6dd982d2..2d1a5c737c6e 100644 --- a/drivers/parport/ieee1284.c +++ b/drivers/parport/ieee1284.c @@ -44,10 +44,11 @@ static void parport_ieee1284_wakeup (struct parport *port) up (&port->physport->ieee1284.irq); } -static struct parport *port_from_cookie[PARPORT_MAX]; -static void timeout_waiting_on_port (unsigned long cookie) +static void timeout_waiting_on_port (struct timer_list *t) { - parport_ieee1284_wakeup (port_from_cookie[cookie % PARPORT_MAX]); + struct parport *port = from_timer(port, t, timer); + + parport_ieee1284_wakeup (port); } /** @@ -69,27 +70,19 @@ static void timeout_waiting_on_port (unsigned long cookie) int parport_wait_event (struct parport *port, signed long timeout) { int ret; - struct timer_list timer; if (!port->physport->cad->timeout) /* Zero timeout is special, and we can't down() the semaphore. */ return 1; - init_timer_on_stack(&timer); - timer.expires = jiffies + timeout; - timer.function = timeout_waiting_on_port; - port_from_cookie[port->number % PARPORT_MAX] = port; - timer.data = port->number; - - add_timer (&timer); + timer_setup(&port->timer, timeout_waiting_on_port, 0); + mod_timer(&port->timer, jiffies + timeout); ret = down_interruptible (&port->physport->ieee1284.irq); - if (!del_timer_sync(&timer) && !ret) + if (!del_timer_sync(&port->timer) && !ret) /* Timed out. */ ret = 1; - destroy_timer_on_stack(&timer); - return ret; } diff --git a/drivers/pcmcia/bcm63xx_pcmcia.c b/drivers/pcmcia/bcm63xx_pcmcia.c index 0802e0bc7d0c..16f573173471 100644 --- a/drivers/pcmcia/bcm63xx_pcmcia.c +++ b/drivers/pcmcia/bcm63xx_pcmcia.c @@ -263,12 +263,12 @@ static int bcm63xx_pcmcia_get_status(struct pcmcia_socket *sock, /* * socket polling timer callback */ -static void bcm63xx_pcmcia_poll(unsigned long data) +static void bcm63xx_pcmcia_poll(struct timer_list *t) { struct bcm63xx_pcmcia_socket *skt; unsigned int stat, events; - skt = (struct bcm63xx_pcmcia_socket *)data; + skt = from_timer(skt, t, timer); spin_lock_bh(&skt->lock); @@ -392,7 +392,7 @@ static int bcm63xx_drv_pcmcia_probe(struct platform_device *pdev) sock->map_size = resource_size(skt->common_res); /* initialize polling timer */ - setup_timer(&skt->timer, bcm63xx_pcmcia_poll, (unsigned long)skt); + timer_setup(&skt->timer, bcm63xx_pcmcia_poll, 0); /* initialize pcmcia control register, drive VS[12] to 0, * leave CB IDSEL to the old value since it is set by the PCI diff --git a/drivers/pcmcia/bfin_cf_pcmcia.c b/drivers/pcmcia/bfin_cf_pcmcia.c index 8b0923fd76c6..00a296d431ba 100644 --- a/drivers/pcmcia/bfin_cf_pcmcia.c +++ b/drivers/pcmcia/bfin_cf_pcmcia.c @@ -86,9 +86,9 @@ static int bfin_cf_ss_init(struct pcmcia_socket *s) } /* the timer is primarily to kick this socket's pccardd */ -static void bfin_cf_timer(unsigned long _cf) +static void bfin_cf_timer(struct timer_list *t) { - struct bfin_cf_socket *cf = (void *)_cf; + struct bfin_cf_socket *cf = from_timer(cf, t, timer); unsigned short present = bfin_cf_present(cf->cd_pfx); if (present != cf->present) { @@ -227,7 +227,7 @@ static int bfin_cf_probe(struct platform_device *pdev) cf->cd_pfx = cd_pfx; - setup_timer(&cf->timer, bfin_cf_timer, (unsigned long)cf); + timer_setup(&cf->timer, bfin_cf_timer, 0); cf->pdev = pdev; platform_set_drvdata(pdev, cf); diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c index fb38cc01859f..891ccea2cccb 100644 --- a/drivers/pcmcia/i82365.c +++ b/drivers/pcmcia/i82365.c @@ -875,7 +875,7 @@ static irqreturn_t pcic_interrupt(int irq, void *dev) return IRQ_RETVAL(handled); } /* pcic_interrupt */ -static void pcic_interrupt_wrapper(u_long data) +static void pcic_interrupt_wrapper(struct timer_list *unused) { pcic_interrupt(0, NULL); poll_timer.expires = jiffies + poll_interval; @@ -1289,9 +1289,7 @@ static int __init init_i82365(void) /* Finally, schedule a polling interrupt */ if (poll_interval != 0) { - poll_timer.function = pcic_interrupt_wrapper; - poll_timer.data = 0; - init_timer(&poll_timer); + timer_setup(&poll_timer, pcic_interrupt_wrapper, 0); poll_timer.expires = jiffies + poll_interval; add_timer(&poll_timer); } diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index 4e2f501e5548..c2a17a79f0b2 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -80,9 +80,9 @@ static int omap_cf_ss_init(struct pcmcia_socket *s) } /* the timer is primarily to kick this socket's pccardd */ -static void omap_cf_timer(unsigned long _cf) +static void omap_cf_timer(struct timer_list *t) { - struct omap_cf_socket *cf = (void *) _cf; + struct omap_cf_socket *cf = from_timer(cf, t, timer); unsigned present = omap_cf_present(); if (present != cf->present) { @@ -102,7 +102,9 @@ static void omap_cf_timer(unsigned long _cf) */ static irqreturn_t omap_cf_irq(int irq, void *_cf) { - omap_cf_timer((unsigned long)_cf); + struct omap_cf_socket *cf = (struct omap_cf_socket *)_cf; + + omap_cf_timer(&cf->timer); return IRQ_HANDLED; } @@ -220,7 +222,7 @@ static int __init omap_cf_probe(struct platform_device *pdev) cf = kzalloc(sizeof *cf, GFP_KERNEL); if (!cf) return -ENOMEM; - setup_timer(&cf->timer, omap_cf_timer, (unsigned long)cf); + timer_setup(&cf->timer, omap_cf_timer, 0); cf->pdev = pdev; platform_set_drvdata(pdev, cf); diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index 0f70b4d58f9e..959ae3e65ef8 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -234,9 +234,9 @@ static irqreturn_t pd6729_interrupt(int irq, void *dev) /* socket functions */ -static void pd6729_interrupt_wrapper(unsigned long data) +static void pd6729_interrupt_wrapper(struct timer_list *t) { - struct pd6729_socket *socket = (struct pd6729_socket *) data; + struct pd6729_socket *socket = from_timer(socket, t, poll_timer); pd6729_interrupt(0, (void *)socket); mod_timer(&socket->poll_timer, jiffies + HZ); @@ -707,8 +707,7 @@ static int pd6729_pci_probe(struct pci_dev *dev, } } else { /* poll Card status change */ - setup_timer(&socket->poll_timer, pd6729_interrupt_wrapper, - (unsigned long)socket); + timer_setup(&socket->poll_timer, pd6729_interrupt_wrapper, 0); mod_timer(&socket->poll_timer, jiffies + HZ); } diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index b6b316de055c..764650eb8897 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -456,9 +456,9 @@ static void soc_common_check_status(struct soc_pcmcia_socket *skt) } /* Let's poll for events in addition to IRQs since IRQ only is unreliable... */ -static void soc_common_pcmcia_poll_event(unsigned long dummy) +static void soc_common_pcmcia_poll_event(struct timer_list *t) { - struct soc_pcmcia_socket *skt = (struct soc_pcmcia_socket *)dummy; + struct soc_pcmcia_socket *skt = from_timer(skt, t, poll_timer); debug(skt, 4, "polling for events\n"); mod_timer(&skt->poll_timer, jiffies + SOC_PCMCIA_POLL_PERIOD); @@ -794,8 +794,7 @@ int soc_pcmcia_add_one(struct soc_pcmcia_socket *skt) skt->cs_state = dead_socket; - setup_timer(&skt->poll_timer, soc_common_pcmcia_poll_event, - (unsigned long)skt); + timer_setup(&skt->poll_timer, soc_common_pcmcia_poll_event, 0); skt->poll_timer.expires = jiffies + SOC_PCMCIA_POLL_PERIOD; ret = request_resource(&iomem_resource, &skt->res_skt); diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c index a1ac72d51d70..1a0e3f098759 100644 --- a/drivers/pcmcia/tcic.c +++ b/drivers/pcmcia/tcic.c @@ -98,7 +98,7 @@ module_param(cycle_time, int, 0444); /*====================================================================*/ static irqreturn_t tcic_interrupt(int irq, void *dev); -static void tcic_timer(u_long data); +static void tcic_timer(struct timer_list *unused); static struct pccard_operations tcic_operations; struct tcic_socket { @@ -435,9 +435,7 @@ static int __init init_tcic(void) } /* Set up polling */ - poll_timer.function = &tcic_timer; - poll_timer.data = 0; - init_timer(&poll_timer); + timer_setup(&poll_timer, &tcic_timer, 0); /* Build interrupt mask */ printk(KERN_CONT ", %d sockets\n", sockets); @@ -583,7 +581,7 @@ static irqreturn_t tcic_interrupt(int irq, void *dev) return IRQ_HANDLED; } /* tcic_interrupt */ -static void tcic_timer(u_long data) +static void tcic_timer(struct timer_list *unused) { pr_debug("tcic_timer()\n"); tcic_timer_pending = 0; diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index 5d6d9b1549bc..ab3da2262f0f 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -534,9 +534,9 @@ static irqreturn_t yenta_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static void yenta_interrupt_wrapper(unsigned long data) +static void yenta_interrupt_wrapper(struct timer_list *t) { - struct yenta_socket *socket = (struct yenta_socket *) data; + struct yenta_socket *socket = from_timer(socket, t, poll_timer); yenta_interrupt(0, (void *)socket); socket->poll_timer.expires = jiffies + HZ; @@ -1233,8 +1233,7 @@ static int yenta_probe(struct pci_dev *dev, const struct pci_device_id *id) if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, IRQF_SHARED, "yenta", socket)) { /* No IRQ or request_irq failed. Poll */ socket->cb_irq = 0; /* But zero is a valid IRQ number. */ - setup_timer(&socket->poll_timer, yenta_interrupt_wrapper, - (unsigned long)socket); + timer_setup(&socket->poll_timer, yenta_interrupt_wrapper, 0); mod_timer(&socket->poll_timer, jiffies + HZ); dev_info(&dev->dev, "no PCI IRQ, CardBus support disabled for this socket.\n"); diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c index adbf1a9e089e..ca44e6977cf2 100644 --- a/drivers/ras/cec.c +++ b/drivers/ras/cec.c @@ -169,11 +169,9 @@ static void cec_mod_timer(struct timer_list *t, unsigned long interval) mod_timer(t, round_jiffies(iv)); } -static void cec_timer_fn(unsigned long data) +static void cec_timer_fn(struct timer_list *unused) { - struct ce_array *ca = (struct ce_array *)data; - - do_spring_cleaning(ca); + do_spring_cleaning(&ce_arr); cec_mod_timer(&cec_timer, timer_interval); } @@ -510,7 +508,7 @@ void __init cec_init(void) if (create_debugfs_nodes()) return; - setup_timer(&cec_timer, cec_timer_fn, (unsigned long)&ce_arr); + timer_setup(&cec_timer, cec_timer_fn, 0); cec_mod_timer(&cec_timer, CEC_TIMER_DEFAULT_INTERVAL); pr_info("Correctable Errors collector initialized.\n"); diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c index 2ed970d61da1..722d683e0b0f 100644 --- a/drivers/rtc/class.c +++ b/drivers/rtc/class.c @@ -161,6 +161,9 @@ static struct rtc_device *rtc_allocate_device(void) device_initialize(&rtc->dev); + /* Drivers can revise this default after allocating the device. */ + rtc->set_offset_nsec = NSEC_PER_SEC / 2; + rtc->irq_freq = 1; rtc->max_user_freq = 64; rtc->dev.class = rtc_class; diff --git a/drivers/rtc/systohc.c b/drivers/rtc/systohc.c index b4a68ffcd06b..0c177647ea6c 100644 --- a/drivers/rtc/systohc.c +++ b/drivers/rtc/systohc.c @@ -10,6 +10,7 @@ /** * rtc_set_ntp_time - Save NTP synchronized time to the RTC * @now: Current time of day + * @target_nsec: pointer for desired now->tv_nsec value * * Replacement for the NTP platform function update_persistent_clock64 * that stores time for later retrieval by rtc_hctosys. @@ -18,30 +19,52 @@ * possible at all, and various other -errno for specific temporary failure * cases. * + * -EPROTO is returned if now.tv_nsec is not close enough to *target_nsec. + ( * If temporary failure is indicated the caller should try again 'soon' */ -int rtc_set_ntp_time(struct timespec64 now) +int rtc_set_ntp_time(struct timespec64 now, unsigned long *target_nsec) { struct rtc_device *rtc; struct rtc_time tm; + struct timespec64 to_set; int err = -ENODEV; - - if (now.tv_nsec < (NSEC_PER_SEC >> 1)) - rtc_time64_to_tm(now.tv_sec, &tm); - else - rtc_time64_to_tm(now.tv_sec + 1, &tm); + bool ok; rtc = rtc_class_open(CONFIG_RTC_SYSTOHC_DEVICE); - if (rtc) { - /* rtc_hctosys exclusively uses UTC, so we call set_time here, - * not set_mmss. */ - if (rtc->ops && - (rtc->ops->set_time || - rtc->ops->set_mmss64 || - rtc->ops->set_mmss)) - err = rtc_set_time(rtc, &tm); - rtc_class_close(rtc); + if (!rtc) + goto out_err; + + if (!rtc->ops || (!rtc->ops->set_time && !rtc->ops->set_mmss64 && + !rtc->ops->set_mmss)) + goto out_close; + + /* Compute the value of tv_nsec we require the caller to supply in + * now.tv_nsec. This is the value such that (now + + * set_offset_nsec).tv_nsec == 0. + */ + set_normalized_timespec64(&to_set, 0, -rtc->set_offset_nsec); + *target_nsec = to_set.tv_nsec; + + /* The ntp code must call this with the correct value in tv_nsec, if + * it does not we update target_nsec and return EPROTO to make the ntp + * code try again later. + */ + ok = rtc_tv_nsec_ok(rtc->set_offset_nsec, &to_set, &now); + if (!ok) { + err = -EPROTO; + goto out_close; } + rtc_time64_to_tm(to_set.tv_sec, &tm); + + /* rtc_hctosys exclusively uses UTC, so we call set_time here, not + * set_mmss. + */ + err = rtc_set_time(rtc, &tm); + +out_close: + rtc_class_close(rtc); +out_err: return err; } diff --git a/drivers/s390/char/tape.h b/drivers/s390/char/tape.h index 997b25f6e4cc..8bec5f9ea92c 100644 --- a/drivers/s390/char/tape.h +++ b/drivers/s390/char/tape.h @@ -129,6 +129,7 @@ struct tape_request { int options; /* options for execution. */ int retries; /* retry counter for error recovery. */ int rescnt; /* residual count from devstat. */ + struct timer_list timer; /* timer for std_assign_timeout(). */ /* Callback for delivering final status. */ void (*callback)(struct tape_request *, void *); diff --git a/drivers/s390/char/tape_std.c b/drivers/s390/char/tape_std.c index 7caba0cc8b2a..1f5fab617b67 100644 --- a/drivers/s390/char/tape_std.c +++ b/drivers/s390/char/tape_std.c @@ -33,14 +33,12 @@ * tape_std_assign */ static void -tape_std_assign_timeout(unsigned long data) +tape_std_assign_timeout(struct timer_list *t) { - struct tape_request * request; - struct tape_device * device; + struct tape_request * request = from_timer(request, t, timer); + struct tape_device * device = request->device; int rc; - request = (struct tape_request *) data; - device = request->device; BUG_ON(!device); DBF_EVENT(3, "%08x: Assignment timeout. Device busy.\n", @@ -71,16 +69,12 @@ tape_std_assign(struct tape_device *device) * to another host (actually this shouldn't happen but it does). * So we set up a timeout for this call. */ - init_timer_on_stack(&timeout); - timeout.function = tape_std_assign_timeout; - timeout.data = (unsigned long) request; - timeout.expires = jiffies + 2 * HZ; - add_timer(&timeout); + timer_setup(&request->timer, tape_std_assign_timeout, 0); + mod_timer(&timeout, jiffies + 2 * HZ); rc = tape_do_io_interruptible(device, request); - del_timer_sync(&timeout); - destroy_timer_on_stack(&timeout); + del_timer_sync(&request->timer); if (rc != 0) { DBF_EVENT(3, "%08x: assign failed - device might be busy\n", diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c index 0bf7b7356f10..e131a03262ad 100644 --- a/drivers/s390/net/lcs.c +++ b/drivers/s390/net/lcs.c @@ -834,13 +834,13 @@ lcs_notify_lancmd_waiters(struct lcs_card *card, struct lcs_cmd *cmd) * Emit buffer of a lan command. */ static void -lcs_lancmd_timeout(unsigned long data) +lcs_lancmd_timeout(struct timer_list *t) { - struct lcs_reply *reply, *list_reply, *r; + struct lcs_reply *reply = from_timer(reply, t, timer); + struct lcs_reply *list_reply, *r; unsigned long flags; LCS_DBF_TEXT(4, trace, "timeout"); - reply = (struct lcs_reply *) data; spin_lock_irqsave(&reply->card->lock, flags); list_for_each_entry_safe(list_reply, r, &reply->card->lancmd_waiters,list) { @@ -864,7 +864,6 @@ lcs_send_lancmd(struct lcs_card *card, struct lcs_buffer *buffer, { struct lcs_reply *reply; struct lcs_cmd *cmd; - struct timer_list timer; unsigned long flags; int rc; @@ -885,14 +884,10 @@ lcs_send_lancmd(struct lcs_card *card, struct lcs_buffer *buffer, rc = lcs_ready_buffer(&card->write, buffer); if (rc) return rc; - init_timer_on_stack(&timer); - timer.function = lcs_lancmd_timeout; - timer.data = (unsigned long) reply; - timer.expires = jiffies + HZ*card->lancmd_timeout; - add_timer(&timer); + timer_setup(&reply->timer, lcs_lancmd_timeout, 0); + mod_timer(&reply->timer, jiffies + HZ * card->lancmd_timeout); wait_event(reply->wait_q, reply->received); - del_timer_sync(&timer); - destroy_timer_on_stack(&timer); + del_timer_sync(&reply->timer); LCS_DBF_TEXT_(4, trace, "rc:%d",reply->rc); rc = reply->rc; lcs_put_reply(reply); diff --git a/drivers/s390/net/lcs.h b/drivers/s390/net/lcs.h index f94d8f6dd7a8..fbc8b90b1f85 100644 --- a/drivers/s390/net/lcs.h +++ b/drivers/s390/net/lcs.h @@ -276,6 +276,7 @@ struct lcs_reply { void (*callback)(struct lcs_card *, struct lcs_cmd *); wait_queue_head_t wait_q; struct lcs_card *card; + struct timer_list timer; int received; int rc; }; diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h index d47b527b25dd..31f2bb9d7146 100644 --- a/drivers/scsi/aic7xxx/aic79xx.h +++ b/drivers/scsi/aic7xxx/aic79xx.h @@ -1046,8 +1046,6 @@ typedef enum { typedef uint8_t ahd_mode_state; -typedef void ahd_callback_t (void *); - struct ahd_completion { uint16_t tag; @@ -1122,8 +1120,7 @@ struct ahd_softc { /* * Timer handles for timer driven callbacks. */ - ahd_timer_t reset_timer; - ahd_timer_t stat_timer; + struct timer_list stat_timer; /* * Statistics. diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c index 95d8f25cbcca..b560f396ee99 100644 --- a/drivers/scsi/aic7xxx/aic79xx_core.c +++ b/drivers/scsi/aic7xxx/aic79xx_core.c @@ -207,7 +207,7 @@ static void ahd_add_scb_to_free_list(struct ahd_softc *ahd, static u_int ahd_rem_wscb(struct ahd_softc *ahd, u_int scbid, u_int prev, u_int next, u_int tid); static void ahd_reset_current_bus(struct ahd_softc *ahd); -static ahd_callback_t ahd_stat_timer; +static void ahd_stat_timer(struct timer_list *t); #ifdef AHD_DUMP_SEQ static void ahd_dumpseq(struct ahd_softc *ahd); #endif @@ -6104,8 +6104,7 @@ ahd_alloc(void *platform_arg, char *name) ahd->bugs = AHD_BUGNONE; ahd->flags = AHD_SPCHK_ENB_A|AHD_RESET_BUS_A|AHD_TERM_ENB_A | AHD_EXTENDED_TRANS_A|AHD_STPWLEVEL_A; - ahd_timer_init(&ahd->reset_timer); - ahd_timer_init(&ahd->stat_timer); + timer_setup(&ahd->stat_timer, ahd_stat_timer, 0); ahd->int_coalescing_timer = AHD_INT_COALESCING_TIMER_DEFAULT; ahd->int_coalescing_maxcmds = AHD_INT_COALESCING_MAXCMDS_DEFAULT; ahd->int_coalescing_mincmds = AHD_INT_COALESCING_MINCMDS_DEFAULT; @@ -6235,8 +6234,7 @@ ahd_shutdown(void *arg) /* * Stop periodic timer callbacks. */ - ahd_timer_stop(&ahd->reset_timer); - ahd_timer_stop(&ahd->stat_timer); + del_timer_sync(&ahd->stat_timer); /* This will reset most registers to 0, but not all */ ahd_reset(ahd, /*reinit*/FALSE); @@ -7039,20 +7037,11 @@ static const char *termstat_strings[] = { }; /***************************** Timer Facilities *******************************/ -#define ahd_timer_init init_timer -#define ahd_timer_stop del_timer_sync -typedef void ahd_linux_callback_t (u_long); - static void -ahd_timer_reset(ahd_timer_t *timer, int usec, ahd_callback_t *func, void *arg) +ahd_timer_reset(struct timer_list *timer, int usec) { - struct ahd_softc *ahd; - - ahd = (struct ahd_softc *)arg; del_timer(timer); - timer->data = (u_long)arg; timer->expires = jiffies + (usec * HZ)/1000000; - timer->function = (ahd_linux_callback_t*)func; add_timer(timer); } @@ -7279,8 +7268,7 @@ ahd_init(struct ahd_softc *ahd) } init_done: ahd_restart(ahd); - ahd_timer_reset(&ahd->stat_timer, AHD_STAT_UPDATE_US, - ahd_stat_timer, ahd); + ahd_timer_reset(&ahd->stat_timer, AHD_STAT_UPDATE_US); return (0); } @@ -8878,9 +8866,9 @@ ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset) /**************************** Statistics Processing ***************************/ static void -ahd_stat_timer(void *arg) +ahd_stat_timer(struct timer_list *t) { - struct ahd_softc *ahd = arg; + struct ahd_softc *ahd = from_timer(ahd, t, stat_timer); u_long s; int enint_coal; @@ -8907,8 +8895,7 @@ ahd_stat_timer(void *arg) ahd->cmdcmplt_bucket = (ahd->cmdcmplt_bucket+1) & (AHD_STAT_BUCKETS-1); ahd->cmdcmplt_total -= ahd->cmdcmplt_counts[ahd->cmdcmplt_bucket]; ahd->cmdcmplt_counts[ahd->cmdcmplt_bucket] = 0; - ahd_timer_reset(&ahd->stat_timer, AHD_STAT_UPDATE_US, - ahd_stat_timer, ahd); + ahd_timer_reset(&ahd->stat_timer, AHD_STAT_UPDATE_US); ahd_unlock(ahd, &s); } diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h index 728193a42e6e..8a8b7ae7aed3 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.h +++ b/drivers/scsi/aic7xxx/aic79xx_osm.h @@ -203,9 +203,6 @@ int ahd_dmamap_unload(struct ahd_softc *, bus_dma_tag_t, bus_dmamap_t); */ #define ahd_dmamap_sync(ahd, dma_tag, dmamap, offset, len, op) -/************************** Timer DataStructures ******************************/ -typedef struct timer_list ahd_timer_t; - /********************************** Includes **********************************/ #ifdef CONFIG_AIC79XX_REG_PRETTY_PRINT #define AIC_DEBUG_REGISTERS 1 @@ -214,10 +211,6 @@ typedef struct timer_list ahd_timer_t; #endif #include "aic79xx.h" -/***************************** Timer Facilities *******************************/ -#define ahd_timer_init init_timer -#define ahd_timer_stop del_timer_sync - /***************************** SMP support ************************************/ #include <linux/spinlock.h> diff --git a/drivers/scsi/aic94xx/aic94xx_hwi.c b/drivers/scsi/aic94xx/aic94xx_hwi.c index f2671a8fa7e3..7cbc7213b2b2 100644 --- a/drivers/scsi/aic94xx/aic94xx_hwi.c +++ b/drivers/scsi/aic94xx/aic94xx_hwi.c @@ -1178,8 +1178,7 @@ static void asd_start_scb_timers(struct list_head *list) struct asd_ascb *ascb; list_for_each_entry(ascb, list, list) { if (!ascb->uldd_timer) { - ascb->timer.data = (unsigned long) ascb; - ascb->timer.function = asd_ascb_timedout; + ascb->timer.function = (TIMER_FUNC_TYPE)asd_ascb_timedout; ascb->timer.expires = jiffies + AIC94XX_SCB_TIMEOUT; add_timer(&ascb->timer); } diff --git a/drivers/scsi/aic94xx/aic94xx_hwi.h b/drivers/scsi/aic94xx/aic94xx_hwi.h index 8c1c28239e93..8f147e720cfd 100644 --- a/drivers/scsi/aic94xx/aic94xx_hwi.h +++ b/drivers/scsi/aic94xx/aic94xx_hwi.h @@ -291,8 +291,7 @@ static inline void asd_init_ascb(struct asd_ha_struct *asd_ha, INIT_LIST_HEAD(&ascb->list); ascb->scb = ascb->dma_scb.vaddr; ascb->ha = asd_ha; - ascb->timer.function = NULL; - init_timer(&ascb->timer); + timer_setup(&ascb->timer, NULL, 0); ascb->tc_index = -1; } @@ -392,7 +391,7 @@ void asd_control_led(struct asd_ha_struct *asd_ha, int phy_id, int op); void asd_turn_led(struct asd_ha_struct *asd_ha, int phy_id, int op); int asd_enable_phys(struct asd_ha_struct *asd_ha, const u8 phy_mask); -void asd_ascb_timedout(unsigned long data); +void asd_ascb_timedout(struct timer_list *t); int asd_chip_hardrst(struct asd_ha_struct *asd_ha); #endif diff --git a/drivers/scsi/aic94xx/aic94xx_scb.c b/drivers/scsi/aic94xx/aic94xx_scb.c index fdac7c2fef37..22873ce8bbfa 100644 --- a/drivers/scsi/aic94xx/aic94xx_scb.c +++ b/drivers/scsi/aic94xx/aic94xx_scb.c @@ -866,12 +866,12 @@ void asd_build_initiate_link_adm_task(struct asd_ascb *ascb, int phy_id, * Upper layers can implement their own timeout function, say to free * resources they have with this SCB, and then call this one at the * end of their timeout function. To do this, one should initialize - * the ascb->timer.{function, data, expires} prior to calling the post + * the ascb->timer.{function, expires} prior to calling the post * function. The timer is started by the post function. */ -void asd_ascb_timedout(unsigned long data) +void asd_ascb_timedout(struct timer_list *t) { - struct asd_ascb *ascb = (void *) data; + struct asd_ascb *ascb = from_timer(ascb, t, timer); struct asd_seq_data *seq = &ascb->ha->seq; unsigned long flags; diff --git a/drivers/scsi/aic94xx/aic94xx_tmf.c b/drivers/scsi/aic94xx/aic94xx_tmf.c index d4c35df3d4ae..4637119c09d8 100644 --- a/drivers/scsi/aic94xx/aic94xx_tmf.c +++ b/drivers/scsi/aic94xx/aic94xx_tmf.c @@ -35,15 +35,14 @@ static int asd_enqueue_internal(struct asd_ascb *ascb, void (*tasklet_complete)(struct asd_ascb *, struct done_list_struct *), - void (*timed_out)(unsigned long)) + void (*timed_out)(struct timer_list *t)) { int res; ascb->tasklet_complete = tasklet_complete; ascb->uldd_timer = 1; - ascb->timer.data = (unsigned long) ascb; - ascb->timer.function = timed_out; + ascb->timer.function = (TIMER_FUNC_TYPE)timed_out; ascb->timer.expires = jiffies + AIC94XX_SCB_TIMEOUT; add_timer(&ascb->timer); @@ -87,9 +86,9 @@ static void asd_clear_nexus_tasklet_complete(struct asd_ascb *ascb, asd_ascb_free(ascb); } -static void asd_clear_nexus_timedout(unsigned long data) +static void asd_clear_nexus_timedout(struct timer_list *t) { - struct asd_ascb *ascb = (void *)data; + struct asd_ascb *ascb = from_timer(ascb, t, timer); struct tasklet_completion_status *tcs = ascb->uldd_task; ASD_DPRINTK("%s: here\n", __func__); @@ -261,9 +260,9 @@ static int asd_clear_nexus_index(struct sas_task *task) /* ---------- TMFs ---------- */ -static void asd_tmf_timedout(unsigned long data) +static void asd_tmf_timedout(struct timer_list *t) { - struct asd_ascb *ascb = (void *) data; + struct asd_ascb *ascb = from_timer(ascb, t, timer); struct tasklet_completion_status *tcs = ascb->uldd_task; ASD_DPRINTK("tmf timed out\n"); diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index b4542e7e2ad5..d8bd6f2c9c83 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -5230,12 +5230,11 @@ static void beiscsi_eqd_update_work(struct work_struct *work) msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL)); } -static void beiscsi_hw_tpe_check(unsigned long ptr) +static void beiscsi_hw_tpe_check(struct timer_list *t) { - struct beiscsi_hba *phba; + struct beiscsi_hba *phba = from_timer(phba, t, hw_check); u32 wait; - phba = (struct beiscsi_hba *)ptr; /* if not TPE, do nothing */ if (!beiscsi_detect_tpe(phba)) return; @@ -5248,11 +5247,10 @@ static void beiscsi_hw_tpe_check(unsigned long ptr) msecs_to_jiffies(wait)); } -static void beiscsi_hw_health_check(unsigned long ptr) +static void beiscsi_hw_health_check(struct timer_list *t) { - struct beiscsi_hba *phba; + struct beiscsi_hba *phba = from_timer(phba, t, hw_check); - phba = (struct beiscsi_hba *)ptr; beiscsi_detect_ue(phba); if (beiscsi_detect_ue(phba)) { __beiscsi_log(phba, KERN_ERR, @@ -5264,7 +5262,7 @@ static void beiscsi_hw_health_check(unsigned long ptr) if (!test_bit(BEISCSI_HBA_UER_SUPP, &phba->state)) return; /* modify this timer to check TPE */ - phba->hw_check.function = beiscsi_hw_tpe_check; + phba->hw_check.function = (TIMER_FUNC_TYPE)beiscsi_hw_tpe_check; } mod_timer(&phba->hw_check, @@ -5351,7 +5349,7 @@ static int beiscsi_enable_port(struct beiscsi_hba *phba) * Timer function gets modified for TPE detection. * Always reinit to do health check first. */ - phba->hw_check.function = beiscsi_hw_health_check; + phba->hw_check.function = (TIMER_FUNC_TYPE)beiscsi_hw_health_check; mod_timer(&phba->hw_check, jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL)); return 0; @@ -5708,9 +5706,7 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev, * Start UE detection here. UE before this will cause stall in probe * and eventually fail the probe. */ - init_timer(&phba->hw_check); - phba->hw_check.function = beiscsi_hw_health_check; - phba->hw_check.data = (unsigned long)phba; + timer_setup(&phba->hw_check, beiscsi_hw_health_check, 0); mod_timer(&phba->hw_check, jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL)); beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 6844ba361616..e6b9de7d41ac 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -823,7 +823,7 @@ static int bnx2fc_net_config(struct fc_lport *lport, struct net_device *netdev) skb_queue_head_init(&port->fcoe_pending_queue); port->fcoe_pending_queue_active = 0; - setup_timer(&port->timer, fcoe_queue_timer, (unsigned long) lport); + timer_setup(&port->timer, fcoe_queue_timer, 0); fcoe_link_speed_update(lport); @@ -845,9 +845,9 @@ static int bnx2fc_net_config(struct fc_lport *lport, struct net_device *netdev) return 0; } -static void bnx2fc_destroy_timer(unsigned long data) +static void bnx2fc_destroy_timer(struct timer_list *t) { - struct bnx2fc_hba *hba = (struct bnx2fc_hba *)data; + struct bnx2fc_hba *hba = from_timer(hba, t, destroy_timer); printk(KERN_ERR PFX "ERROR:bnx2fc_destroy_timer - " "Destroy compl not received!!\n"); @@ -1946,11 +1946,10 @@ static void bnx2fc_fw_destroy(struct bnx2fc_hba *hba) { if (test_and_clear_bit(BNX2FC_FLAG_FW_INIT_DONE, &hba->flags)) { if (bnx2fc_send_fw_fcoe_destroy_msg(hba) == 0) { - init_timer(&hba->destroy_timer); + timer_setup(&hba->destroy_timer, bnx2fc_destroy_timer, + 0); hba->destroy_timer.expires = BNX2FC_FW_TIMEOUT + jiffies; - hba->destroy_timer.function = bnx2fc_destroy_timer; - hba->destroy_timer.data = (unsigned long)hba; add_timer(&hba->destroy_timer); wait_event_interruptible(hba->destroy_wait, test_bit(BNX2FC_FLAG_DESTROY_CMPL, diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h index 89ef1a1678d1..663a63d4dae4 100644 --- a/drivers/scsi/bnx2i/bnx2i.h +++ b/drivers/scsi/bnx2i/bnx2i.h @@ -858,7 +858,7 @@ extern int bnx2i_alloc_qp_resc(struct bnx2i_hba *hba, struct bnx2i_endpoint *ep); extern void bnx2i_free_qp_resc(struct bnx2i_hba *hba, struct bnx2i_endpoint *ep); -extern void bnx2i_ep_ofld_timer(unsigned long data); +extern void bnx2i_ep_ofld_timer(struct timer_list *t); extern struct bnx2i_endpoint *bnx2i_find_ep_in_ofld_list( struct bnx2i_hba *hba, u32 iscsi_cid); extern struct bnx2i_endpoint *bnx2i_find_ep_in_destroy_list( diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index 42921dbba927..61a93994d5ed 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -698,9 +698,9 @@ void bnx2i_update_iscsi_conn(struct iscsi_conn *conn) * * routine to handle connection offload/destroy request timeout */ -void bnx2i_ep_ofld_timer(unsigned long data) +void bnx2i_ep_ofld_timer(struct timer_list *t) { - struct bnx2i_endpoint *ep = (struct bnx2i_endpoint *) data; + struct bnx2i_endpoint *ep = from_timer(ep, t, ofld_timer); if (ep->state == EP_STATE_OFLD_START) { printk(KERN_ALERT "ofld_timer: CONN_OFLD timeout\n"); diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index 03c104b47f31..de0a507577ef 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -1611,9 +1611,8 @@ static int bnx2i_conn_start(struct iscsi_cls_conn *cls_conn) * this should normally not sleep for a long time so it should * not disrupt the caller. */ + timer_setup(&bnx2i_conn->ep->ofld_timer, bnx2i_ep_ofld_timer, 0); bnx2i_conn->ep->ofld_timer.expires = 1 * HZ + jiffies; - bnx2i_conn->ep->ofld_timer.function = bnx2i_ep_ofld_timer; - bnx2i_conn->ep->ofld_timer.data = (unsigned long) bnx2i_conn->ep; add_timer(&bnx2i_conn->ep->ofld_timer); /* update iSCSI context for this conn, wait for CNIC to complete */ wait_event_interruptible(bnx2i_conn->ep->ofld_wait, @@ -1729,10 +1728,8 @@ static int bnx2i_tear_down_conn(struct bnx2i_hba *hba, } ep->state = EP_STATE_CLEANUP_START; - init_timer(&ep->ofld_timer); + timer_setup(&ep->ofld_timer, bnx2i_ep_ofld_timer, 0); ep->ofld_timer.expires = hba->conn_ctx_destroy_tmo + jiffies; - ep->ofld_timer.function = bnx2i_ep_ofld_timer; - ep->ofld_timer.data = (unsigned long) ep; add_timer(&ep->ofld_timer); bnx2i_ep_destroy_list_add(hba, ep); @@ -1835,10 +1832,8 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost, bnx2i_ep->state = EP_STATE_OFLD_START; bnx2i_ep_ofld_list_add(hba, bnx2i_ep); - init_timer(&bnx2i_ep->ofld_timer); + timer_setup(&bnx2i_ep->ofld_timer, bnx2i_ep_ofld_timer, 0); bnx2i_ep->ofld_timer.expires = 2 * HZ + jiffies; - bnx2i_ep->ofld_timer.function = bnx2i_ep_ofld_timer; - bnx2i_ep->ofld_timer.data = (unsigned long) bnx2i_ep; add_timer(&bnx2i_ep->ofld_timer); if (bnx2i_send_conn_ofld_req(hba, bnx2i_ep)) { @@ -2054,10 +2049,8 @@ int bnx2i_hw_ep_disconnect(struct bnx2i_endpoint *bnx2i_ep) session = conn->session; } - init_timer(&bnx2i_ep->ofld_timer); + timer_setup(&bnx2i_ep->ofld_timer, bnx2i_ep_ofld_timer, 0); bnx2i_ep->ofld_timer.expires = hba->conn_teardown_tmo + jiffies; - bnx2i_ep->ofld_timer.function = bnx2i_ep_ofld_timer; - bnx2i_ep->ofld_timer.data = (unsigned long) bnx2i_ep; add_timer(&bnx2i_ep->ofld_timer); if (!test_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic)) diff --git a/drivers/scsi/csiostor/csio_hw.c b/drivers/scsi/csiostor/csio_hw.c index 5be0086142ca..0bd1131b6cc9 100644 --- a/drivers/scsi/csiostor/csio_hw.c +++ b/drivers/scsi/csiostor/csio_hw.c @@ -3347,9 +3347,10 @@ csio_mberr_worker(void *data) * **/ static void -csio_hw_mb_timer(uintptr_t data) +csio_hw_mb_timer(struct timer_list *t) { - struct csio_hw *hw = (struct csio_hw *)data; + struct csio_mbm *mbm = from_timer(mbm, t, timer); + struct csio_hw *hw = mbm->hw; struct csio_mb *mbp = NULL; spin_lock_irq(&hw->lock); @@ -3715,9 +3716,9 @@ csio_mgmt_req_lookup(struct csio_mgmtm *mgmtm, struct csio_ioreq *io_req) * Return - none. */ static void -csio_mgmt_tmo_handler(uintptr_t data) +csio_mgmt_tmo_handler(struct timer_list *t) { - struct csio_mgmtm *mgmtm = (struct csio_mgmtm *) data; + struct csio_mgmtm *mgmtm = from_timer(mgmtm, t, mgmt_timer); struct list_head *tmp; struct csio_ioreq *io_req; @@ -3797,11 +3798,7 @@ csio_mgmtm_cleanup(struct csio_mgmtm *mgmtm) static int csio_mgmtm_init(struct csio_mgmtm *mgmtm, struct csio_hw *hw) { - struct timer_list *timer = &mgmtm->mgmt_timer; - - init_timer(timer); - timer->function = csio_mgmt_tmo_handler; - timer->data = (unsigned long)mgmtm; + timer_setup(&mgmtm->mgmt_timer, csio_mgmt_tmo_handler, 0); INIT_LIST_HEAD(&mgmtm->active_q); INIT_LIST_HEAD(&mgmtm->cbfn_q); diff --git a/drivers/scsi/csiostor/csio_mb.c b/drivers/scsi/csiostor/csio_mb.c index 9451787ca7f2..abcedfbcecda 100644 --- a/drivers/scsi/csiostor/csio_mb.c +++ b/drivers/scsi/csiostor/csio_mb.c @@ -1644,13 +1644,10 @@ csio_mb_cancel_all(struct csio_hw *hw, struct list_head *cbfn_q) */ int csio_mbm_init(struct csio_mbm *mbm, struct csio_hw *hw, - void (*timer_fn)(uintptr_t)) + void (*timer_fn)(struct timer_list *)) { - struct timer_list *timer = &mbm->timer; - - init_timer(timer); - timer->function = timer_fn; - timer->data = (unsigned long)hw; + mbm->hw = hw; + timer_setup(&mbm->timer, timer_fn, 0); INIT_LIST_HEAD(&mbm->req_q); INIT_LIST_HEAD(&mbm->cbfn_q); diff --git a/drivers/scsi/csiostor/csio_mb.h b/drivers/scsi/csiostor/csio_mb.h index 1bc82d0bc260..a6823df73015 100644 --- a/drivers/scsi/csiostor/csio_mb.h +++ b/drivers/scsi/csiostor/csio_mb.h @@ -137,6 +137,7 @@ struct csio_mbm { uint32_t a_mbox; /* Async mbox num */ uint32_t intr_idx; /* Interrupt index */ struct timer_list timer; /* Mbox timer */ + struct csio_hw *hw; /* Hardware pointer */ struct list_head req_q; /* Mbox request queue */ struct list_head cbfn_q; /* Mbox completion q */ struct csio_mb *mcurrent; /* Current mailbox */ @@ -252,7 +253,7 @@ void csio_mb_process_portparams_rsp(struct csio_hw *hw, struct csio_mb *mbp, /* MB module functions */ int csio_mbm_init(struct csio_mbm *, struct csio_hw *, - void (*)(uintptr_t)); + void (*)(struct timer_list *)); void csio_mbm_exit(struct csio_mbm *); void csio_mb_intr_enable(struct csio_hw *); void csio_mb_intr_disable(struct csio_hw *); diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index 7b09e7ddf35e..babd79361a46 100644 --- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -545,10 +545,10 @@ static int act_open_rpl_status_to_errno(int status) } } -static void act_open_retry_timer(unsigned long data) +static void act_open_retry_timer(struct timer_list *t) { + struct cxgbi_sock *csk = from_timer(csk, t, retry_timer); struct sk_buff *skb; - struct cxgbi_sock *csk = (struct cxgbi_sock *)data; log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", @@ -586,8 +586,8 @@ static int do_act_open_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) cxgbi_sock_get(csk); spin_lock_bh(&csk->lock); if (rpl->status == CPL_ERR_CONN_EXIST && - csk->retry_timer.function != act_open_retry_timer) { - csk->retry_timer.function = act_open_retry_timer; + csk->retry_timer.function != (TIMER_FUNC_TYPE)act_open_retry_timer) { + csk->retry_timer.function = (TIMER_FUNC_TYPE)act_open_retry_timer; mod_timer(&csk->retry_timer, jiffies + HZ / 2); } else cxgbi_sock_fail_act_open(csk, diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index 1d02cf9fe06c..1bef2724eb78 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -872,10 +872,10 @@ static int act_open_rpl_status_to_errno(int status) } } -static void csk_act_open_retry_timer(unsigned long data) +static void csk_act_open_retry_timer(struct timer_list *t) { struct sk_buff *skb = NULL; - struct cxgbi_sock *csk = (struct cxgbi_sock *)data; + struct cxgbi_sock *csk = from_timer(csk, t, retry_timer); struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(csk->cdev); void (*send_act_open_func)(struct cxgbi_sock *, struct sk_buff *, struct l2t_entry *); @@ -963,8 +963,8 @@ static void do_act_open_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) spin_lock_bh(&csk->lock); if (status == CPL_ERR_CONN_EXIST && - csk->retry_timer.function != csk_act_open_retry_timer) { - csk->retry_timer.function = csk_act_open_retry_timer; + csk->retry_timer.function != (TIMER_FUNC_TYPE)csk_act_open_retry_timer) { + csk->retry_timer.function = (TIMER_FUNC_TYPE)csk_act_open_retry_timer; mod_timer(&csk->retry_timer, jiffies + HZ / 2); } else cxgbi_sock_fail_act_open(csk, diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 512c8f1ea5b0..a61a152136a3 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -572,7 +572,7 @@ static struct cxgbi_sock *cxgbi_sock_create(struct cxgbi_device *cdev) kref_init(&csk->refcnt); skb_queue_head_init(&csk->receive_queue); skb_queue_head_init(&csk->write_queue); - setup_timer(&csk->retry_timer, NULL, (unsigned long)csk); + timer_setup(&csk->retry_timer, NULL, 0); rwlock_init(&csk->callback_lock); csk->cdev = cdev; csk->flags = 0; diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index 5ee7f44cf869..60ef8df42b95 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -395,7 +395,7 @@ static void request_sense(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, struct ScsiReqBlk *srb); static void set_xfer_rate(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb); -static void waiting_timeout(unsigned long ptr); +static void waiting_timeout(struct timer_list *t); /*--------------------------------------------------------------------------- @@ -857,9 +857,6 @@ static void waiting_set_timer(struct AdapterCtlBlk *acb, unsigned long to) { if (timer_pending(&acb->waiting_timer)) return; - init_timer(&acb->waiting_timer); - acb->waiting_timer.function = waiting_timeout; - acb->waiting_timer.data = (unsigned long) acb; if (time_before(jiffies + to, acb->last_reset - HZ / 2)) acb->waiting_timer.expires = acb->last_reset - HZ / 2 + 1; @@ -936,10 +933,10 @@ static void waiting_process_next(struct AdapterCtlBlk *acb) /* Wake up waiting queue */ -static void waiting_timeout(unsigned long ptr) +static void waiting_timeout(struct timer_list *t) { unsigned long flags; - struct AdapterCtlBlk *acb = (struct AdapterCtlBlk *)ptr; + struct AdapterCtlBlk *acb = from_timer(acb, t, waiting_timer); dprintkdbg(DBG_1, "waiting_timeout: Queue woken up by timer. acb=%p\n", acb); DC395x_LOCK_IO(acb->scsi_host, flags); @@ -4366,8 +4363,8 @@ static void adapter_init_params(struct AdapterCtlBlk *acb) INIT_LIST_HEAD(&acb->srb_free_list); /* temp SRB for Q tag used or abort command used */ acb->tmp_srb = &acb->srb; - init_timer(&acb->waiting_timer); - init_timer(&acb->selto_timer); + timer_setup(&acb->waiting_timer, waiting_timeout, 0); + timer_setup(&acb->selto_timer, NULL, 0); acb->srb_count = DC395x_MAX_SRB_CNT; diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index 85f9a3eba387..5cc09dce4d25 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -754,7 +754,7 @@ static int fcoe_netdev_config(struct fc_lport *lport, struct net_device *netdev) skb_queue_head_init(&port->fcoe_pending_queue); port->fcoe_pending_queue_active = 0; - setup_timer(&port->timer, fcoe_queue_timer, (unsigned long)lport); + timer_setup(&port->timer, fcoe_queue_timer, 0); fcoe_link_speed_update(lport); diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c index 375c536cbc68..1ba5f51713a3 100644 --- a/drivers/scsi/fcoe/fcoe_transport.c +++ b/drivers/scsi/fcoe/fcoe_transport.c @@ -455,9 +455,11 @@ EXPORT_SYMBOL_GPL(fcoe_check_wait_queue); * * Calls fcoe_check_wait_queue on timeout */ -void fcoe_queue_timer(ulong lport) +void fcoe_queue_timer(struct timer_list *t) { - fcoe_check_wait_queue((struct fc_lport *)lport, NULL); + struct fcoe_port *port = from_timer(port, t, timer); + + fcoe_check_wait_queue(port->lport, NULL); } EXPORT_SYMBOL_GPL(fcoe_queue_timer); diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index a4473356a9dc..c35f05c4c6bb 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -3705,7 +3705,7 @@ static void gdth_log_event(gdth_evt_data *dvr, char *buffer) #ifdef GDTH_STATISTICS static u8 gdth_timer_running; -static void gdth_timeout(unsigned long data) +static void gdth_timeout(struct timer_list *unused) { u32 i; Scsi_Cmnd *nscp; @@ -3743,8 +3743,6 @@ static void gdth_timer_init(void) gdth_timer_running = 1; TRACE2(("gdth_detect(): Initializing timer !\n")); gdth_timer.expires = jiffies + HZ; - gdth_timer.data = 0L; - gdth_timer.function = gdth_timeout; add_timer(&gdth_timer); } #else @@ -5165,7 +5163,7 @@ static int __init gdth_init(void) /* initializations */ gdth_polling = TRUE; gdth_clear_events(); - init_timer(&gdth_timer); + timer_setup(&gdth_timer, gdth_timeout, 0); /* As default we do not probe for EISA or ISA controllers */ if (probe_eisa_isa) { diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h index 07f4a4cfbec1..15692ea05ced 100644 --- a/drivers/scsi/hisi_sas/hisi_sas.h +++ b/drivers/scsi/hisi_sas/hisi_sas.h @@ -103,7 +103,6 @@ struct hisi_sas_phy { struct hisi_sas_port *port; struct asd_sas_phy sas_phy; struct sas_identify identify; - struct timer_list timer; struct work_struct phyup_ws; u64 port_id; /* from hw */ u64 dev_sas_addr; diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 16664f2e15fb..37c838be4757 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -627,7 +627,6 @@ static void hisi_sas_phy_init(struct hisi_hba *hisi_hba, int phy_no) phy->hisi_hba = hisi_hba; phy->port = NULL; - init_timer(&phy->timer); sas_phy->enabled = (phy_no < hisi_hba->n_phy) ? 1 : 0; sas_phy->class = SAS; sas_phy->iproto = SAS_PROTOCOL_ALL; @@ -792,9 +791,10 @@ static void hisi_sas_task_done(struct sas_task *task) complete(&task->slow_task->completion); } -static void hisi_sas_tmf_timedout(unsigned long data) +static void hisi_sas_tmf_timedout(struct timer_list *t) { - struct sas_task *task = (struct sas_task *)data; + struct sas_task_slow *slow = from_timer(slow, t, timer); + struct sas_task *task = slow->task; unsigned long flags; spin_lock_irqsave(&task->task_state_lock, flags); @@ -833,8 +833,7 @@ static int hisi_sas_exec_internal_tmf_task(struct domain_device *device, } task->task_done = hisi_sas_task_done; - task->slow_task->timer.data = (unsigned long) task; - task->slow_task->timer.function = hisi_sas_tmf_timedout; + task->slow_task->timer.function = (TIMER_FUNC_TYPE)hisi_sas_tmf_timedout; task->slow_task->timer.expires = jiffies + TASK_TIMEOUT*HZ; add_timer(&task->slow_task->timer); @@ -1447,8 +1446,7 @@ hisi_sas_internal_task_abort(struct hisi_hba *hisi_hba, task->dev = device; task->task_proto = device->tproto; task->task_done = hisi_sas_task_done; - task->slow_task->timer.data = (unsigned long)task; - task->slow_task->timer.function = hisi_sas_tmf_timedout; + task->slow_task->timer.function = (TIMER_FUNC_TYPE)hisi_sas_tmf_timedout; task->slow_task->timer.expires = jiffies + msecs_to_jiffies(110); add_timer(&task->slow_task->timer); @@ -1877,7 +1875,7 @@ static struct Scsi_Host *hisi_sas_shost_alloc(struct platform_device *pdev, hisi_hba->shost = shost; SHOST_TO_SAS_HA(shost) = &hisi_hba->sha; - init_timer(&hisi_hba->timer); + timer_setup(&hisi_hba->timer, NULL, 0); if (hisi_sas_get_fw_info(hisi_hba) < 0) goto err_out; diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c index 08eca20b0b81..9385554e43a6 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c @@ -807,9 +807,9 @@ static void phy_hard_reset_v1_hw(struct hisi_hba *hisi_hba, int phy_no) start_phy_v1_hw(hisi_hba, phy_no); } -static void start_phys_v1_hw(unsigned long data) +static void start_phys_v1_hw(struct timer_list *t) { - struct hisi_hba *hisi_hba = (struct hisi_hba *)data; + struct hisi_hba *hisi_hba = from_timer(hisi_hba, t, timer); int i; for (i = 0; i < hisi_hba->n_phy; i++) { @@ -828,7 +828,7 @@ static void phys_init_v1_hw(struct hisi_hba *hisi_hba) hisi_sas_phy_read32(hisi_hba, i, CHL_INT2_MSK); } - setup_timer(timer, start_phys_v1_hw, (unsigned long)hisi_hba); + timer_setup(timer, start_phys_v1_hw, 0); mod_timer(timer, jiffies + HZ); } diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index 779af979b6db..b1f097dabd01 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -728,7 +728,7 @@ enum { #define ERR_ON_RX_PHASE(err_phase) (err_phase == 0x10 || \ err_phase == 0x20 || err_phase == 0x40) -static void link_timeout_disable_link(unsigned long data); +static void link_timeout_disable_link(struct timer_list *t); static u32 hisi_sas_read32(struct hisi_hba *hisi_hba, u32 off) { @@ -1270,9 +1270,9 @@ static void init_reg_v2_hw(struct hisi_hba *hisi_hba) upper_32_bits(hisi_hba->initial_fis_dma)); } -static void link_timeout_enable_link(unsigned long data) +static void link_timeout_enable_link(struct timer_list *t) { - struct hisi_hba *hisi_hba = (struct hisi_hba *)data; + struct hisi_hba *hisi_hba = from_timer(hisi_hba, t, timer); int i, reg_val; for (i = 0; i < hisi_hba->n_phy; i++) { @@ -1287,13 +1287,13 @@ static void link_timeout_enable_link(unsigned long data) } } - hisi_hba->timer.function = link_timeout_disable_link; + hisi_hba->timer.function = (TIMER_FUNC_TYPE)link_timeout_disable_link; mod_timer(&hisi_hba->timer, jiffies + msecs_to_jiffies(900)); } -static void link_timeout_disable_link(unsigned long data) +static void link_timeout_disable_link(struct timer_list *t) { - struct hisi_hba *hisi_hba = (struct hisi_hba *)data; + struct hisi_hba *hisi_hba = from_timer(hisi_hba, t, timer); int i, reg_val; reg_val = hisi_sas_read32(hisi_hba, PHY_STATE); @@ -1308,14 +1308,13 @@ static void link_timeout_disable_link(unsigned long data) } } - hisi_hba->timer.function = link_timeout_enable_link; + hisi_hba->timer.function = (TIMER_FUNC_TYPE)link_timeout_enable_link; mod_timer(&hisi_hba->timer, jiffies + msecs_to_jiffies(100)); } static void set_link_timer_quirk(struct hisi_hba *hisi_hba) { - hisi_hba->timer.data = (unsigned long)hisi_hba; - hisi_hba->timer.function = link_timeout_disable_link; + hisi_hba->timer.function = (TIMER_FUNC_TYPE)link_timeout_disable_link; hisi_hba->timer.expires = jiffies + msecs_to_jiffies(1000); add_timer(&hisi_hba->timer); } @@ -2574,9 +2573,9 @@ static int prep_ata_v2_hw(struct hisi_hba *hisi_hba, return 0; } -static void hisi_sas_internal_abort_quirk_timeout(unsigned long data) +static void hisi_sas_internal_abort_quirk_timeout(struct timer_list *t) { - struct hisi_sas_slot *slot = (struct hisi_sas_slot *)data; + struct hisi_sas_slot *slot = from_timer(slot, t, internal_abort_timer); struct hisi_sas_port *port = slot->port; struct asd_sas_port *asd_sas_port; struct asd_sas_phy *sas_phy; @@ -2619,8 +2618,7 @@ static int prep_abort_v2_hw(struct hisi_hba *hisi_hba, struct timer_list *timer = &slot->internal_abort_timer; /* setup the quirk timer */ - setup_timer(timer, hisi_sas_internal_abort_quirk_timeout, - (unsigned long)slot); + timer_setup(timer, hisi_sas_internal_abort_quirk_timeout, 0); /* Set the timeout to 10ms less than internal abort timeout */ mod_timer(timer, jiffies + msecs_to_jiffies(100)); diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 2e5fa9717be8..3f2f0baf2a5e 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -1823,7 +1823,7 @@ hisi_sas_shost_alloc_pci(struct pci_dev *pdev) hisi_hba->shost = shost; SHOST_TO_SAS_HA(shost) = &hisi_hba->sha; - init_timer(&hisi_hba->timer); + timer_setup(&hisi_hba->timer, NULL, 0); if (hisi_sas_get_fw_info(hisi_hba) < 0) goto err_out; diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index b491af31a5f8..0d2f7eb3acb6 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -1393,8 +1393,9 @@ static int ibmvfc_map_sg_data(struct scsi_cmnd *scmd, * * Called when an internally generated command times out **/ -static void ibmvfc_timeout(struct ibmvfc_event *evt) +static void ibmvfc_timeout(struct timer_list *t) { + struct ibmvfc_event *evt = from_timer(evt, t, timer); struct ibmvfc_host *vhost = evt->vhost; dev_err(vhost->dev, "Command timed out (%p). Resetting connection\n", evt); ibmvfc_reset_host(vhost); @@ -1424,12 +1425,10 @@ static int ibmvfc_send_event(struct ibmvfc_event *evt, BUG(); list_add_tail(&evt->queue, &vhost->sent); - init_timer(&evt->timer); + timer_setup(&evt->timer, ibmvfc_timeout, 0); if (timeout) { - evt->timer.data = (unsigned long) evt; evt->timer.expires = jiffies + (timeout * HZ); - evt->timer.function = (void (*)(unsigned long))ibmvfc_timeout; add_timer(&evt->timer); } @@ -3692,8 +3691,9 @@ static void ibmvfc_tgt_adisc_cancel_done(struct ibmvfc_event *evt) * out, reset the CRQ. When the ADISC comes back as cancelled, * log back into the target. **/ -static void ibmvfc_adisc_timeout(struct ibmvfc_target *tgt) +static void ibmvfc_adisc_timeout(struct timer_list *t) { + struct ibmvfc_target *tgt = from_timer(tgt, t, timer); struct ibmvfc_host *vhost = tgt->vhost; struct ibmvfc_event *evt; struct ibmvfc_tmf *tmf; @@ -3778,9 +3778,7 @@ static void ibmvfc_tgt_adisc(struct ibmvfc_target *tgt) if (timer_pending(&tgt->timer)) mod_timer(&tgt->timer, jiffies + (IBMVFC_ADISC_TIMEOUT * HZ)); else { - tgt->timer.data = (unsigned long) tgt; tgt->timer.expires = jiffies + (IBMVFC_ADISC_TIMEOUT * HZ); - tgt->timer.function = (void (*)(unsigned long))ibmvfc_adisc_timeout; add_timer(&tgt->timer); } @@ -3912,7 +3910,7 @@ static int ibmvfc_alloc_target(struct ibmvfc_host *vhost, u64 scsi_id) tgt->vhost = vhost; tgt->need_login = 1; tgt->cancel_key = vhost->task_set++; - init_timer(&tgt->timer); + timer_setup(&tgt->timer, ibmvfc_adisc_timeout, 0); kref_init(&tgt->kref); ibmvfc_init_tgt(tgt, ibmvfc_tgt_implicit_logout); spin_lock_irqsave(vhost->host->host_lock, flags); diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 7d156b161482..17df76f0be3c 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -837,8 +837,9 @@ static void ibmvscsi_reset_host(struct ibmvscsi_host_data *hostdata) * * Called when an internally generated command times out */ -static void ibmvscsi_timeout(struct srp_event_struct *evt_struct) +static void ibmvscsi_timeout(struct timer_list *t) { + struct srp_event_struct *evt_struct = from_timer(evt_struct, t, timer); struct ibmvscsi_host_data *hostdata = evt_struct->hostdata; dev_err(hostdata->dev, "Command timed out (%x). Resetting connection\n", @@ -927,11 +928,9 @@ static int ibmvscsi_send_srp_event(struct srp_event_struct *evt_struct, */ list_add_tail(&evt_struct->list, &hostdata->sent); - init_timer(&evt_struct->timer); + timer_setup(&evt_struct->timer, ibmvscsi_timeout, 0); if (timeout) { - evt_struct->timer.data = (unsigned long) evt_struct; evt_struct->timer.expires = jiffies + (timeout * HZ); - evt_struct->timer.function = (void (*)(unsigned long))ibmvscsi_timeout; add_timer(&evt_struct->timer); } diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index f838bd73befa..d53429371127 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -694,7 +694,7 @@ static void ipr_init_ipr_cmnd(struct ipr_cmnd *ipr_cmd, ipr_cmd->sibling = NULL; ipr_cmd->eh_comp = NULL; ipr_cmd->fast_done = fast_done; - init_timer(&ipr_cmd->timer); + timer_setup(&ipr_cmd->timer, NULL, 0); } /** @@ -990,15 +990,14 @@ static void ipr_send_command(struct ipr_cmnd *ipr_cmd) **/ static void ipr_do_req(struct ipr_cmnd *ipr_cmd, void (*done) (struct ipr_cmnd *), - void (*timeout_func) (struct ipr_cmnd *), u32 timeout) + void (*timeout_func) (struct timer_list *), u32 timeout) { list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q); ipr_cmd->done = done; - ipr_cmd->timer.data = (unsigned long) ipr_cmd; ipr_cmd->timer.expires = jiffies + timeout; - ipr_cmd->timer.function = (void (*)(unsigned long))timeout_func; + ipr_cmd->timer.function = (TIMER_FUNC_TYPE)timeout_func; add_timer(&ipr_cmd->timer); @@ -1080,7 +1079,7 @@ static void ipr_init_ioadl(struct ipr_cmnd *ipr_cmd, dma_addr_t dma_addr, * none **/ static void ipr_send_blocking_cmd(struct ipr_cmnd *ipr_cmd, - void (*timeout_func) (struct ipr_cmnd *ipr_cmd), + void (*timeout_func) (struct timer_list *), u32 timeout) { struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; @@ -2664,8 +2663,9 @@ static void ipr_process_error(struct ipr_cmnd *ipr_cmd) * Return value: * none **/ -static void ipr_timeout(struct ipr_cmnd *ipr_cmd) +static void ipr_timeout(struct timer_list *t) { + struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer); unsigned long lock_flags = 0; struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; @@ -2696,8 +2696,9 @@ static void ipr_timeout(struct ipr_cmnd *ipr_cmd) * Return value: * none **/ -static void ipr_oper_timeout(struct ipr_cmnd *ipr_cmd) +static void ipr_oper_timeout(struct timer_list *t) { + struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer); unsigned long lock_flags = 0; struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; @@ -5449,8 +5450,9 @@ static void ipr_bus_reset_done(struct ipr_cmnd *ipr_cmd) * Return value: * none **/ -static void ipr_abort_timeout(struct ipr_cmnd *ipr_cmd) +static void ipr_abort_timeout(struct timer_list *t) { + struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer); struct ipr_cmnd *reset_cmd; struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; struct ipr_cmd_pkt *cmd_pkt; @@ -8271,8 +8273,9 @@ static int ipr_ioafp_identify_hrrq(struct ipr_cmnd *ipr_cmd) * Return value: * none **/ -static void ipr_reset_timer_done(struct ipr_cmnd *ipr_cmd) +static void ipr_reset_timer_done(struct timer_list *t) { + struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer); struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; unsigned long lock_flags = 0; @@ -8308,9 +8311,8 @@ static void ipr_reset_start_timer(struct ipr_cmnd *ipr_cmd, list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q); ipr_cmd->done = ipr_reset_ioa_job; - ipr_cmd->timer.data = (unsigned long) ipr_cmd; ipr_cmd->timer.expires = jiffies + timeout; - ipr_cmd->timer.function = (void (*)(unsigned long))ipr_reset_timer_done; + ipr_cmd->timer.function = (TIMER_FUNC_TYPE)ipr_reset_timer_done; add_timer(&ipr_cmd->timer); } @@ -8394,9 +8396,8 @@ static int ipr_reset_next_stage(struct ipr_cmnd *ipr_cmd) } } - ipr_cmd->timer.data = (unsigned long) ipr_cmd; ipr_cmd->timer.expires = jiffies + stage_time * HZ; - ipr_cmd->timer.function = (void (*)(unsigned long))ipr_oper_timeout; + ipr_cmd->timer.function = (TIMER_FUNC_TYPE)ipr_oper_timeout; ipr_cmd->done = ipr_reset_ioa_job; add_timer(&ipr_cmd->timer); @@ -8466,9 +8467,8 @@ static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd) return IPR_RC_JOB_CONTINUE; } - ipr_cmd->timer.data = (unsigned long) ipr_cmd; ipr_cmd->timer.expires = jiffies + (ioa_cfg->transop_timeout * HZ); - ipr_cmd->timer.function = (void (*)(unsigned long))ipr_oper_timeout; + ipr_cmd->timer.function = (TIMER_FUNC_TYPE)ipr_oper_timeout; ipr_cmd->done = ipr_reset_ioa_job; add_timer(&ipr_cmd->timer); list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q); diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c index 609dafd661d1..13b37cdffa8e 100644 --- a/drivers/scsi/isci/host.c +++ b/drivers/scsi/isci/host.c @@ -958,9 +958,9 @@ static enum sci_status sci_controller_start_next_phy(struct isci_host *ihost) return status; } -static void phy_startup_timeout(unsigned long data) +static void phy_startup_timeout(struct timer_list *t) { - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct isci_host *ihost = container_of(tmr, typeof(*ihost), phy_timer); unsigned long flags; enum sci_status status; @@ -1592,9 +1592,9 @@ static const struct sci_base_state sci_controller_state_table[] = { [SCIC_FAILED] = {} }; -static void controller_timeout(unsigned long data) +static void controller_timeout(struct timer_list *t) { - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct isci_host *ihost = container_of(tmr, typeof(*ihost), timer); struct sci_base_state_machine *sm = &ihost->sm; unsigned long flags; @@ -1737,9 +1737,9 @@ static u8 max_spin_up(struct isci_host *ihost) MAX_CONCURRENT_DEVICE_SPIN_UP_COUNT); } -static void power_control_timeout(unsigned long data) +static void power_control_timeout(struct timer_list *t) { - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct isci_host *ihost = container_of(tmr, typeof(*ihost), power_control.timer); struct isci_phy *iphy; unsigned long flags; diff --git a/drivers/scsi/isci/isci.h b/drivers/scsi/isci/isci.h index 234ab46fce33..680e30947671 100644 --- a/drivers/scsi/isci/isci.h +++ b/drivers/scsi/isci/isci.h @@ -498,12 +498,10 @@ struct sci_timer { }; static inline -void sci_init_timer(struct sci_timer *tmr, void (*fn)(unsigned long)) +void sci_init_timer(struct sci_timer *tmr, void (*fn)(struct timer_list *t)) { - tmr->timer.function = fn; - tmr->timer.data = (unsigned long) tmr; tmr->cancel = 0; - init_timer(&tmr->timer); + timer_setup(&tmr->timer, fn, 0); } static inline void sci_mod_timer(struct sci_timer *tmr, unsigned long msec) diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c index cb87b2ef7c92..1deca8c5a94f 100644 --- a/drivers/scsi/isci/phy.c +++ b/drivers/scsi/isci/phy.c @@ -315,9 +315,9 @@ sci_phy_link_layer_initialization(struct isci_phy *iphy, return SCI_SUCCESS; } -static void phy_sata_timeout(unsigned long data) +static void phy_sata_timeout(struct timer_list *t) { - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct isci_phy *iphy = container_of(tmr, typeof(*iphy), sata_timer); struct isci_host *ihost = iphy->owning_port->owning_controller; unsigned long flags; diff --git a/drivers/scsi/isci/port.c b/drivers/scsi/isci/port.c index a4dd5c91508c..1df45f028ea7 100644 --- a/drivers/scsi/isci/port.c +++ b/drivers/scsi/isci/port.c @@ -769,9 +769,9 @@ bool sci_port_link_detected(struct isci_port *iport, struct isci_phy *iphy) return true; } -static void port_timeout(unsigned long data) +static void port_timeout(struct timer_list *t) { - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct isci_port *iport = container_of(tmr, typeof(*iport), timer); struct isci_host *ihost = iport->owning_controller; unsigned long flags; diff --git a/drivers/scsi/isci/port_config.c b/drivers/scsi/isci/port_config.c index ac879745ef80..edb7be786c65 100644 --- a/drivers/scsi/isci/port_config.c +++ b/drivers/scsi/isci/port_config.c @@ -319,10 +319,10 @@ sci_mpc_agent_validate_phy_configuration(struct isci_host *ihost, return sci_port_configuration_agent_validate_ports(ihost, port_agent); } -static void mpc_agent_timeout(unsigned long data) +static void mpc_agent_timeout(struct timer_list *t) { u8 index; - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct sci_port_configuration_agent *port_agent; struct isci_host *ihost; unsigned long flags; @@ -654,10 +654,10 @@ static void sci_apc_agent_link_down( } /* configure the phys into ports when the timer fires */ -static void apc_agent_timeout(unsigned long data) +static void apc_agent_timeout(struct timer_list *t) { u32 index; - struct sci_timer *tmr = (struct sci_timer *)data; + struct sci_timer *tmr = from_timer(tmr, t, timer); struct sci_port_configuration_agent *port_agent; struct isci_host *ihost; unsigned long flags; diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c index 772c35a5c49e..1a4e701a8449 100644 --- a/drivers/scsi/libfc/fc_fcp.c +++ b/drivers/scsi/libfc/fc_fcp.c @@ -97,7 +97,7 @@ static void fc_fcp_complete_locked(struct fc_fcp_pkt *); static void fc_tm_done(struct fc_seq *, struct fc_frame *, void *); static void fc_fcp_error(struct fc_fcp_pkt *, struct fc_frame *); static void fc_fcp_recovery(struct fc_fcp_pkt *, u8 code); -static void fc_fcp_timeout(unsigned long); +static void fc_fcp_timeout(struct timer_list *); static void fc_fcp_rec(struct fc_fcp_pkt *); static void fc_fcp_rec_error(struct fc_fcp_pkt *, struct fc_frame *); static void fc_fcp_rec_resp(struct fc_seq *, struct fc_frame *, void *); @@ -155,8 +155,7 @@ static struct fc_fcp_pkt *fc_fcp_pkt_alloc(struct fc_lport *lport, gfp_t gfp) fsp->lp = lport; fsp->xfer_ddp = FC_XID_UNKNOWN; refcount_set(&fsp->ref_cnt, 1); - init_timer(&fsp->timer); - fsp->timer.data = (unsigned long)fsp; + timer_setup(&fsp->timer, NULL, 0); INIT_LIST_HEAD(&fsp->list); spin_lock_init(&fsp->scsi_pkt_lock); } else { @@ -1215,7 +1214,7 @@ static int fc_fcp_cmd_send(struct fc_lport *lport, struct fc_fcp_pkt *fsp, fsp->seq_ptr = seq; fc_fcp_pkt_hold(fsp); /* hold for fc_fcp_pkt_destroy */ - setup_timer(&fsp->timer, fc_fcp_timeout, (unsigned long)fsp); + fsp->timer.function = (TIMER_FUNC_TYPE)fc_fcp_timeout; if (rpriv->flags & FC_RP_FLAGS_REC_SUPPORTED) fc_fcp_timer_set(fsp, get_fsp_rec_tov(fsp)); @@ -1298,9 +1297,9 @@ static int fc_fcp_pkt_abort(struct fc_fcp_pkt *fsp) * fc_lun_reset_send() - Send LUN reset command * @data: The FCP packet that identifies the LUN to be reset */ -static void fc_lun_reset_send(unsigned long data) +static void fc_lun_reset_send(struct timer_list *t) { - struct fc_fcp_pkt *fsp = (struct fc_fcp_pkt *)data; + struct fc_fcp_pkt *fsp = from_timer(fsp, t, timer); struct fc_lport *lport = fsp->lp; if (lport->tt.fcp_cmd_send(lport, fsp, fc_tm_done)) { @@ -1308,7 +1307,7 @@ static void fc_lun_reset_send(unsigned long data) return; if (fc_fcp_lock_pkt(fsp)) return; - setup_timer(&fsp->timer, fc_lun_reset_send, (unsigned long)fsp); + fsp->timer.function = (TIMER_FUNC_TYPE)fc_lun_reset_send; fc_fcp_timer_set(fsp, get_fsp_rec_tov(fsp)); fc_fcp_unlock_pkt(fsp); } @@ -1334,7 +1333,7 @@ static int fc_lun_reset(struct fc_lport *lport, struct fc_fcp_pkt *fsp, fsp->wait_for_comp = 1; init_completion(&fsp->tm_done); - fc_lun_reset_send((unsigned long)fsp); + fc_lun_reset_send(&fsp->timer); /* * wait for completion of reset @@ -1431,9 +1430,9 @@ static void fc_fcp_cleanup(struct fc_lport *lport) * received we see if data was received recently. If it has been then we * continue waiting, otherwise, we abort the command. */ -static void fc_fcp_timeout(unsigned long data) +static void fc_fcp_timeout(struct timer_list *t) { - struct fc_fcp_pkt *fsp = (struct fc_fcp_pkt *)data; + struct fc_fcp_pkt *fsp = from_timer(fsp, t, timer); struct fc_rport *rport = fsp->rport; struct fc_rport_libfc_priv *rpriv = rport->dd_data; @@ -1446,7 +1445,7 @@ static void fc_fcp_timeout(unsigned long data) if (fsp->lp->qfull) { FC_FCP_DBG(fsp, "fcp timeout, resetting timer delay %d\n", fsp->timer_delay); - setup_timer(&fsp->timer, fc_fcp_timeout, (unsigned long)fsp); + fsp->timer.function = (TIMER_FUNC_TYPE)fc_fcp_timeout; fc_fcp_timer_set(fsp, fsp->timer_delay); goto unlock; } diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index f8dc1601efd5..9c50d2d9f27c 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -1805,9 +1805,9 @@ int iscsi_target_alloc(struct scsi_target *starget) } EXPORT_SYMBOL_GPL(iscsi_target_alloc); -static void iscsi_tmf_timedout(unsigned long data) +static void iscsi_tmf_timedout(struct timer_list *t) { - struct iscsi_conn *conn = (struct iscsi_conn *)data; + struct iscsi_conn *conn = from_timer(conn, t, tmf_timer); struct iscsi_session *session = conn->session; spin_lock(&session->frwd_lock); @@ -1838,8 +1838,6 @@ static int iscsi_exec_task_mgmt_fn(struct iscsi_conn *conn, } conn->tmfcmd_pdus_cnt++; conn->tmf_timer.expires = timeout * HZ + jiffies; - conn->tmf_timer.function = iscsi_tmf_timedout; - conn->tmf_timer.data = (unsigned long)conn; add_timer(&conn->tmf_timer); ISCSI_DBG_EH(session, "tmf set timeout\n"); @@ -2089,9 +2087,9 @@ done: } EXPORT_SYMBOL_GPL(iscsi_eh_cmd_timed_out); -static void iscsi_check_transport_timeouts(unsigned long data) +static void iscsi_check_transport_timeouts(struct timer_list *t) { - struct iscsi_conn *conn = (struct iscsi_conn *)data; + struct iscsi_conn *conn = from_timer(conn, t, transport_timer); struct iscsi_session *session = conn->session; unsigned long recv_timeout, next_timeout = 0, last_recv; @@ -2913,9 +2911,7 @@ iscsi_conn_setup(struct iscsi_cls_session *cls_session, int dd_size, conn->exp_statsn = 0; conn->tmf_state = TMF_INITIAL; - init_timer(&conn->transport_timer); - conn->transport_timer.data = (unsigned long)conn; - conn->transport_timer.function = iscsi_check_transport_timeouts; + timer_setup(&conn->transport_timer, iscsi_check_transport_timeouts, 0); INIT_LIST_HEAD(&conn->mgmtqueue); INIT_LIST_HEAD(&conn->cmdqueue); @@ -2939,7 +2935,7 @@ iscsi_conn_setup(struct iscsi_cls_session *cls_session, int dd_size, goto login_task_data_alloc_fail; conn->login_task->data = conn->data = data; - init_timer(&conn->tmf_timer); + timer_setup(&conn->tmf_timer, iscsi_tmf_timedout, 0); init_waitqueue_head(&conn->ehwait); return cls_conn; diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index 6b4fd2375178..174e5eff6155 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -41,9 +41,10 @@ static int sas_disable_routing(struct domain_device *dev, u8 *sas_addr); /* ---------- SMP task management ---------- */ -static void smp_task_timedout(unsigned long _task) +static void smp_task_timedout(struct timer_list *t) { - struct sas_task *task = (void *) _task; + struct sas_task_slow *slow = from_timer(slow, t, timer); + struct sas_task *task = slow->task; unsigned long flags; spin_lock_irqsave(&task->task_state_lock, flags); @@ -91,8 +92,7 @@ static int smp_execute_task_sg(struct domain_device *dev, task->task_done = smp_task_done; - task->slow_task->timer.data = (unsigned long) task; - task->slow_task->timer.function = smp_task_timedout; + task->slow_task->timer.function = (TIMER_FUNC_TYPE)smp_task_timedout; task->slow_task->timer.expires = jiffies + SMP_TIMEOUT*HZ; add_timer(&task->slow_task->timer); diff --git a/drivers/scsi/libsas/sas_init.c b/drivers/scsi/libsas/sas_init.c index 64e9cdda1c3c..681fcb837354 100644 --- a/drivers/scsi/libsas/sas_init.c +++ b/drivers/scsi/libsas/sas_init.c @@ -66,7 +66,8 @@ struct sas_task *sas_alloc_slow_task(gfp_t flags) } task->slow_task = slow; - init_timer(&slow->timer); + slow->task = task; + timer_setup(&slow->timer, NULL, 0); init_completion(&slow->completion); return task; diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index ea8ad06ff582..91795eb56206 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -919,7 +919,7 @@ void sas_task_abort(struct sas_task *task) return; if (!del_timer(&slow->timer)) return; - slow->timer.function(slow->timer.data); + slow->timer.function((TIMER_DATA_TYPE)&slow->timer); return; } diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index 7e300734b345..4e858b38529a 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -113,7 +113,7 @@ void lpfc_disc_list_loopmap(struct lpfc_vport *); void lpfc_disc_start(struct lpfc_vport *); void lpfc_cleanup_discovery_resources(struct lpfc_vport *); void lpfc_cleanup(struct lpfc_vport *); -void lpfc_disc_timeout(unsigned long); +void lpfc_disc_timeout(struct timer_list *); int lpfc_unregister_fcf_prep(struct lpfc_hba *); struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t); @@ -154,7 +154,7 @@ int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *, int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *, struct lpfc_nodelist *); void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *); -void lpfc_els_retry_delay(unsigned long); +void lpfc_els_retry_delay(struct timer_list *); void lpfc_els_retry_delay_handler(struct lpfc_nodelist *); void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, struct lpfc_iocbq *); @@ -165,7 +165,7 @@ void lpfc_els_flush_all_cmd(struct lpfc_hba *); void lpfc_els_flush_cmd(struct lpfc_vport *); int lpfc_els_disc_adisc(struct lpfc_vport *); int lpfc_els_disc_plogi(struct lpfc_vport *); -void lpfc_els_timeout(unsigned long); +void lpfc_els_timeout(struct timer_list *); void lpfc_els_timeout_handler(struct lpfc_vport *); struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t, uint8_t, struct lpfc_nodelist *, @@ -180,7 +180,7 @@ int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq); int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t); int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t); void lpfc_fdmi_num_disc_check(struct lpfc_vport *); -void lpfc_delayed_disc_tmo(unsigned long); +void lpfc_delayed_disc_tmo(struct timer_list *); void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *); int lpfc_config_port_prep(struct lpfc_hba *); @@ -279,9 +279,9 @@ void lpfc_mem_free(struct lpfc_hba *); void lpfc_mem_free_all(struct lpfc_hba *); void lpfc_stop_vport_timers(struct lpfc_vport *); -void lpfc_poll_timeout(unsigned long ptr); +void lpfc_poll_timeout(struct timer_list *t); void lpfc_poll_start_timer(struct lpfc_hba *); -void lpfc_poll_eratt(unsigned long); +void lpfc_poll_eratt(struct timer_list *); int lpfc_sli_handle_fast_ring_event(struct lpfc_hba *, struct lpfc_sli_ring *, uint32_t); @@ -351,7 +351,7 @@ int lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t, uint64_t, lpfc_ctx_cmd); -void lpfc_mbox_timeout(unsigned long); +void lpfc_mbox_timeout(struct timer_list *t); void lpfc_mbox_timeout_handler(struct lpfc_hba *); struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t); @@ -445,7 +445,7 @@ extern unsigned int lpfc_fcp_look_ahead; /* Interface exported by fabric iocb scheduler */ void lpfc_fabric_abort_nport(struct lpfc_nodelist *); void lpfc_fabric_abort_hba(struct lpfc_hba *); -void lpfc_fabric_block_timeout(unsigned long); +void lpfc_fabric_block_timeout(struct timer_list *); void lpfc_unblock_fabric_iocbs(struct lpfc_hba *); void lpfc_rampdown_queue_depth(struct lpfc_hba *); void lpfc_ramp_down_queue_handler(struct lpfc_hba *); diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index 33417681f5d4..f77673ab4a84 100644 --- a/drivers/scsi/lpfc/lpfc_ct.c +++ b/drivers/scsi/lpfc/lpfc_ct.c @@ -2884,9 +2884,9 @@ fdmi_cmd_exit: * the worker thread. **/ void -lpfc_delayed_disc_tmo(unsigned long ptr) +lpfc_delayed_disc_tmo(struct timer_list *t) { - struct lpfc_vport *vport = (struct lpfc_vport *)ptr; + struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); struct lpfc_hba *phba = vport->phba; uint32_t tmo_posted; unsigned long iflag; diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 468a66371de9..0dd6c21433fe 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -3131,9 +3131,9 @@ lpfc_cancel_retry_delay_tmo(struct lpfc_vport *vport, struct lpfc_nodelist *nlp) * to the event associated with the ndlp. **/ void -lpfc_els_retry_delay(unsigned long ptr) +lpfc_els_retry_delay(struct timer_list *t) { - struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) ptr; + struct lpfc_nodelist *ndlp = from_timer(ndlp, t, nlp_delayfunc); struct lpfc_vport *vport = ndlp->vport; struct lpfc_hba *phba = vport->phba; unsigned long flags; @@ -7385,9 +7385,9 @@ lpfc_els_rcv_fan(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, * lpfc_els_timeout_handler() to work on the posted event WORKER_ELS_TMO. **/ void -lpfc_els_timeout(unsigned long ptr) +lpfc_els_timeout(struct timer_list *t) { - struct lpfc_vport *vport = (struct lpfc_vport *) ptr; + struct lpfc_vport *vport = from_timer(vport, t, els_tmofunc); struct lpfc_hba *phba = vport->phba; uint32_t tmo_posted; unsigned long iflag; @@ -9017,9 +9017,9 @@ lpfc_issue_els_npiv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) * posted event WORKER_FABRIC_BLOCK_TMO. **/ void -lpfc_fabric_block_timeout(unsigned long ptr) +lpfc_fabric_block_timeout(struct timer_list *t) { - struct lpfc_hba *phba = (struct lpfc_hba *) ptr; + struct lpfc_hba *phba = from_timer(phba, t, fabric_block_timer); unsigned long iflags; uint32_t tmo_posted; diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 20808349a80e..8d491084eb5d 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -4370,8 +4370,7 @@ lpfc_initialize_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, { INIT_LIST_HEAD(&ndlp->els_retry_evt.evt_listp); INIT_LIST_HEAD(&ndlp->dev_loss_evt.evt_listp); - setup_timer(&ndlp->nlp_delayfunc, lpfc_els_retry_delay, - (unsigned long)ndlp); + timer_setup(&ndlp->nlp_delayfunc, lpfc_els_retry_delay, 0); ndlp->nlp_DID = did; ndlp->vport = vport; ndlp->phba = vport->phba; @@ -5508,9 +5507,9 @@ lpfc_cleanup_discovery_resources(struct lpfc_vport *vport) */ /*****************************************************************************/ void -lpfc_disc_timeout(unsigned long ptr) +lpfc_disc_timeout(struct timer_list *t) { - struct lpfc_vport *vport = (struct lpfc_vport *) ptr; + struct lpfc_vport *vport = from_timer(vport, t, fc_disctmo); struct lpfc_hba *phba = vport->phba; uint32_t tmo_posted; unsigned long flags = 0; diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 100bc4c8798d..6a1e28ba9258 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -1138,13 +1138,13 @@ lpfc_hba_down_post(struct lpfc_hba *phba) * be cleared by the worker thread after it has taken the event bitmap out. **/ static void -lpfc_hb_timeout(unsigned long ptr) +lpfc_hb_timeout(struct timer_list *t) { struct lpfc_hba *phba; uint32_t tmo_posted; unsigned long iflag; - phba = (struct lpfc_hba *)ptr; + phba = from_timer(phba, t, hb_tmofunc); /* Check for heart beat timeout conditions */ spin_lock_irqsave(&phba->pport->work_port_lock, iflag); @@ -1172,12 +1172,12 @@ lpfc_hb_timeout(unsigned long ptr) * be cleared by the worker thread after it has taken the event bitmap out. **/ static void -lpfc_rrq_timeout(unsigned long ptr) +lpfc_rrq_timeout(struct timer_list *t) { struct lpfc_hba *phba; unsigned long iflag; - phba = (struct lpfc_hba *)ptr; + phba = from_timer(phba, t, rrq_tmr); spin_lock_irqsave(&phba->pport->work_port_lock, iflag); if (!(phba->pport->load_flag & FC_UNLOADING)) phba->hba_flag |= HBA_RRQ_ACTIVE; @@ -3937,14 +3937,11 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) INIT_LIST_HEAD(&vport->rcv_buffer_list); spin_lock_init(&vport->work_port_lock); - setup_timer(&vport->fc_disctmo, lpfc_disc_timeout, - (unsigned long)vport); + timer_setup(&vport->fc_disctmo, lpfc_disc_timeout, 0); - setup_timer(&vport->els_tmofunc, lpfc_els_timeout, - (unsigned long)vport); + timer_setup(&vport->els_tmofunc, lpfc_els_timeout, 0); - setup_timer(&vport->delayed_disc_tmo, lpfc_delayed_disc_tmo, - (unsigned long)vport); + timer_setup(&vport->delayed_disc_tmo, lpfc_delayed_disc_tmo, 0); error = scsi_add_host_with_dma(shost, dev, &phba->pcidev->dev); if (error) @@ -4210,9 +4207,9 @@ lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *phba) * worker thread context. **/ static void -lpfc_sli4_fcf_redisc_wait_tmo(unsigned long ptr) +lpfc_sli4_fcf_redisc_wait_tmo(struct timer_list *t) { - struct lpfc_hba *phba = (struct lpfc_hba *)ptr; + struct lpfc_hba *phba = from_timer(phba, t, fcf.redisc_wait); /* Don't send FCF rediscovery event if timer cancelled */ spin_lock_irq(&phba->hbalock); @@ -5624,15 +5621,13 @@ lpfc_setup_driver_resource_phase1(struct lpfc_hba *phba) INIT_LIST_HEAD(&phba->luns); /* MBOX heartbeat timer */ - setup_timer(&psli->mbox_tmo, lpfc_mbox_timeout, (unsigned long)phba); + timer_setup(&psli->mbox_tmo, lpfc_mbox_timeout, 0); /* Fabric block timer */ - setup_timer(&phba->fabric_block_timer, lpfc_fabric_block_timeout, - (unsigned long)phba); + timer_setup(&phba->fabric_block_timer, lpfc_fabric_block_timeout, 0); /* EA polling mode timer */ - setup_timer(&phba->eratt_poll, lpfc_poll_eratt, - (unsigned long)phba); + timer_setup(&phba->eratt_poll, lpfc_poll_eratt, 0); /* Heartbeat timer */ - setup_timer(&phba->hb_tmofunc, lpfc_hb_timeout, (unsigned long)phba); + timer_setup(&phba->hb_tmofunc, lpfc_hb_timeout, 0); return 0; } @@ -5658,8 +5653,7 @@ lpfc_sli_driver_resource_setup(struct lpfc_hba *phba) */ /* FCP polling mode timer */ - setup_timer(&phba->fcp_poll_timer, lpfc_poll_timeout, - (unsigned long)phba); + timer_setup(&phba->fcp_poll_timer, lpfc_poll_timeout, 0); /* Host attention work mask setup */ phba->work_ha_mask = (HA_ERATT | HA_MBATT | HA_LATT); @@ -5829,11 +5823,10 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) * Initialize timers used by driver */ - setup_timer(&phba->rrq_tmr, lpfc_rrq_timeout, (unsigned long)phba); + timer_setup(&phba->rrq_tmr, lpfc_rrq_timeout, 0); /* FCF rediscover timer */ - setup_timer(&phba->fcf.redisc_wait, lpfc_sli4_fcf_redisc_wait_tmo, - (unsigned long)phba); + timer_setup(&phba->fcf.redisc_wait, lpfc_sli4_fcf_redisc_wait_tmo, 0); /* * Control structure for handling external multi-buffer mailbox diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 1a6f122bb25d..c0cdaef4db24 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -4501,9 +4501,9 @@ void lpfc_poll_start_timer(struct lpfc_hba * phba) * and FCP Ring interrupt is disable. **/ -void lpfc_poll_timeout(unsigned long ptr) +void lpfc_poll_timeout(struct timer_list *t) { - struct lpfc_hba *phba = (struct lpfc_hba *) ptr; + struct lpfc_hba *phba = from_timer(phba, t, fcp_poll_timer); if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { lpfc_sli_handle_fast_ring_event(phba, diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 8b119f87b51d..4edb81073409 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -3004,13 +3004,13 @@ lpfc_sli_rsp_pointers_error(struct lpfc_hba *phba, struct lpfc_sli_ring *pring) * and wake up worker thread to process it. Otherwise, it will set up the * Error Attention polling timer for the next poll. **/ -void lpfc_poll_eratt(unsigned long ptr) +void lpfc_poll_eratt(struct timer_list *t) { struct lpfc_hba *phba; uint32_t eratt = 0; uint64_t sli_intr, cnt; - phba = (struct lpfc_hba *)ptr; + phba = from_timer(phba, t, eratt_poll); /* Here we will also keep track of interrupts per sec of the hba */ sli_intr = phba->sli.slistat.sli_intr; @@ -7167,9 +7167,9 @@ out_free_mbox: * done by the worker thread function lpfc_mbox_timeout_handler. **/ void -lpfc_mbox_timeout(unsigned long ptr) +lpfc_mbox_timeout(struct timer_list *t) { - struct lpfc_hba *phba = (struct lpfc_hba *) ptr; + struct lpfc_hba *phba = from_timer(phba, t, sli.mbox_tmo); unsigned long iflag; uint32_t tmo_posted; diff --git a/drivers/scsi/megaraid/megaraid_ioctl.h b/drivers/scsi/megaraid/megaraid_ioctl.h index 05f6e4ec3453..eedcbde46459 100644 --- a/drivers/scsi/megaraid/megaraid_ioctl.h +++ b/drivers/scsi/megaraid/megaraid_ioctl.h @@ -19,6 +19,7 @@ #include <linux/types.h> #include <linux/semaphore.h> +#include <linux/timer.h> #include "mbox_defs.h" @@ -153,6 +154,11 @@ typedef struct uioc { } __attribute__ ((aligned(1024),packed)) uioc_t; +/* For on-stack uioc timers. */ +struct uioc_timeout { + struct timer_list timer; + uioc_t *uioc; +}; /** * struct mraid_hba_info - information about the controller diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c index ec3c43854978..530358cdcb39 100644 --- a/drivers/scsi/megaraid/megaraid_mbox.c +++ b/drivers/scsi/megaraid/megaraid_mbox.c @@ -3904,19 +3904,19 @@ megaraid_sysfs_get_ldmap_done(uioc_t *uioc) wake_up(&raid_dev->sysfs_wait_q); } - /** * megaraid_sysfs_get_ldmap_timeout - timeout handling for get ldmap - * @data : timed out packet + * @t : timed out timer * * Timeout routine to recover and return to application, in case the adapter * has stopped responding. A timeout of 60 seconds for this command seems like * a good value. */ static void -megaraid_sysfs_get_ldmap_timeout(unsigned long data) +megaraid_sysfs_get_ldmap_timeout(struct timer_list *t) { - uioc_t *uioc = (uioc_t *)data; + struct uioc_timeout *timeout = from_timer(timeout, t, timer); + uioc_t *uioc = timeout->uioc; adapter_t *adapter = (adapter_t *)uioc->buf_vaddr; mraid_device_t *raid_dev = ADAP2RAIDDEV(adapter); @@ -3951,8 +3951,7 @@ megaraid_sysfs_get_ldmap(adapter_t *adapter) mbox64_t *mbox64; mbox_t *mbox; char *raw_mbox; - struct timer_list sysfs_timer; - struct timer_list *timerp; + struct uioc_timeout timeout; caddr_t ldmap; int rval = 0; @@ -3988,14 +3987,12 @@ megaraid_sysfs_get_ldmap(adapter_t *adapter) /* * Setup a timer to recover from a non-responding controller */ - timerp = &sysfs_timer; - init_timer(timerp); - - timerp->function = megaraid_sysfs_get_ldmap_timeout; - timerp->data = (unsigned long)uioc; - timerp->expires = jiffies + 60 * HZ; + timeout.uioc = uioc; + timer_setup_on_stack(&timeout.timer, + megaraid_sysfs_get_ldmap_timeout, 0); - add_timer(timerp); + timeout.timer.expires = jiffies + 60 * HZ; + add_timer(&timeout.timer); /* * Send the command to the firmware @@ -4033,7 +4030,8 @@ megaraid_sysfs_get_ldmap(adapter_t *adapter) } - del_timer_sync(timerp); + del_timer_sync(&timeout.timer); + destroy_timer_on_stack(&timeout.timer); mutex_unlock(&raid_dev->sysfs_mtx); diff --git a/drivers/scsi/megaraid/megaraid_mm.c b/drivers/scsi/megaraid/megaraid_mm.c index 65b6f6ace3a5..bb802b0c12b8 100644 --- a/drivers/scsi/megaraid/megaraid_mm.c +++ b/drivers/scsi/megaraid/megaraid_mm.c @@ -35,7 +35,7 @@ static int kioc_to_mimd(uioc_t *, mimd_t __user *); static int handle_drvrcmd(void __user *, uint8_t, int *); static int lld_ioctl(mraid_mmadp_t *, uioc_t *); static void ioctl_done(uioc_t *); -static void lld_timedout(unsigned long); +static void lld_timedout(struct timer_list *); static void hinfo_to_cinfo(mraid_hba_info_t *, mcontroller_t *); static mraid_mmadp_t *mraid_mm_get_adapter(mimd_t __user *, int *); static uioc_t *mraid_mm_alloc_kioc(mraid_mmadp_t *); @@ -686,8 +686,7 @@ static int lld_ioctl(mraid_mmadp_t *adp, uioc_t *kioc) { int rval; - struct timer_list timer; - struct timer_list *tp = NULL; + struct uioc_timeout timeout = { }; kioc->status = -ENODATA; rval = adp->issue_uioc(adp->drvr_data, kioc, IOCTL_ISSUE); @@ -698,14 +697,12 @@ lld_ioctl(mraid_mmadp_t *adp, uioc_t *kioc) * Start the timer */ if (adp->timeout > 0) { - tp = &timer; - init_timer(tp); + timeout.uioc = kioc; + timer_setup_on_stack(&timeout.timer, lld_timedout, 0); - tp->function = lld_timedout; - tp->data = (unsigned long)kioc; - tp->expires = jiffies + adp->timeout * HZ; + timeout.timer.expires = jiffies + adp->timeout * HZ; - add_timer(tp); + add_timer(&timeout.timer); } /* @@ -713,8 +710,9 @@ lld_ioctl(mraid_mmadp_t *adp, uioc_t *kioc) * call, the ioctl either completed successfully or timedout. */ wait_event(wait_q, (kioc->status != -ENODATA)); - if (tp) { - del_timer_sync(tp); + if (timeout.timer.function) { + del_timer_sync(&timeout.timer); + destroy_timer_on_stack(&timeout.timer); } /* @@ -783,12 +781,13 @@ ioctl_done(uioc_t *kioc) /** * lld_timedout - callback from the expired timer - * @ptr : ioctl packet that timed out + * @t : timer that timed out */ static void -lld_timedout(unsigned long ptr) +lld_timedout(struct timer_list *t) { - uioc_t *kioc = (uioc_t *)ptr; + struct uioc_timeout *timeout = from_timer(timeout, t, timer); + uioc_t *kioc = timeout->uioc; kioc->status = -ETIME; kioc->timedout = 1; diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index e518dadc8161..a36e18156e49 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -2114,22 +2114,19 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) megasas_check_and_restore_queue_depth(instance); } +static void megasas_sriov_heartbeat_handler(struct timer_list *t); + /** - * megasas_start_timer - Initializes a timer object + * megasas_start_timer - Initializes sriov heartbeat timer object * @instance: Adapter soft state - * @timer: timer object to be initialized - * @fn: timer function - * @interval: time interval between timer function call * */ -void megasas_start_timer(struct megasas_instance *instance, - struct timer_list *timer, - void *fn, unsigned long interval) -{ - init_timer(timer); - timer->expires = jiffies + interval; - timer->data = (unsigned long)instance; - timer->function = fn; +void megasas_start_timer(struct megasas_instance *instance) +{ + struct timer_list *timer = &instance->sriov_heartbeat_timer; + + timer_setup(timer, megasas_sriov_heartbeat_handler, 0); + timer->expires = jiffies + MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF; add_timer(timer); } @@ -2515,10 +2512,10 @@ out: } /* Handler for SR-IOV heartbeat */ -void megasas_sriov_heartbeat_handler(unsigned long instance_addr) +static void megasas_sriov_heartbeat_handler(struct timer_list *t) { struct megasas_instance *instance = - (struct megasas_instance *)instance_addr; + from_timer(instance, t, sriov_heartbeat_timer); if (instance->hb_host_mem->HB.fwCounter != instance->hb_host_mem->HB.driverCounter) { @@ -5493,10 +5490,7 @@ static int megasas_init_fw(struct megasas_instance *instance) /* Launch SR-IOV heartbeat timer */ if (instance->requestorId) { if (!megasas_sriov_start_heartbeat(instance, 1)) - megasas_start_timer(instance, - &instance->sriov_heartbeat_timer, - megasas_sriov_heartbeat_handler, - MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + megasas_start_timer(instance); else instance->skip_heartbeat_timer_del = 1; } @@ -6507,10 +6501,7 @@ megasas_resume(struct pci_dev *pdev) /* Re-launch SR-IOV heartbeat timer */ if (instance->requestorId) { if (!megasas_sriov_start_heartbeat(instance, 0)) - megasas_start_timer(instance, - &instance->sriov_heartbeat_timer, - megasas_sriov_heartbeat_handler, - MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + megasas_start_timer(instance); else { instance->skip_heartbeat_timer_del = 1; goto fail_init_mfi; diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 11bd2e698b84..3c399e7b3fe1 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -85,12 +85,9 @@ int megasas_transition_to_ready(struct megasas_instance *instance, int ocr); void megaraid_sas_kill_hba(struct megasas_instance *instance); extern u32 megasas_dbg_lvl; -void megasas_sriov_heartbeat_handler(unsigned long instance_addr); int megasas_sriov_start_heartbeat(struct megasas_instance *instance, int initial); -void megasas_start_timer(struct megasas_instance *instance, - struct timer_list *timer, - void *fn, unsigned long interval); +void megasas_start_timer(struct megasas_instance *instance); extern struct megasas_mgmt_info megasas_mgmt_info; extern unsigned int resetwaittime; extern unsigned int dual_qdepth_disable; @@ -4369,10 +4366,7 @@ transition_to_ready: /* Restart SR-IOV heartbeat */ if (instance->requestorId) { if (!megasas_sriov_start_heartbeat(instance, 0)) - megasas_start_timer(instance, - &instance->sriov_heartbeat_timer, - megasas_sriov_heartbeat_handler, - MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + megasas_start_timer(instance); else instance->skip_heartbeat_timer_del = 1; } @@ -4404,10 +4398,7 @@ fail_kill_adapter: } else { /* For VF: Restart HB timer if we didn't OCR */ if (instance->requestorId) { - megasas_start_timer(instance, - &instance->sriov_heartbeat_timer, - megasas_sriov_heartbeat_handler, - MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + megasas_start_timer(instance); } clear_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags); instance->instancet->enable_intr(instance); diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c index 718c88de328b..8c91637cd598 100644 --- a/drivers/scsi/mvsas/mv_init.c +++ b/drivers/scsi/mvsas/mv_init.c @@ -95,7 +95,7 @@ static void mvs_phy_init(struct mvs_info *mvi, int phy_id) phy->mvi = mvi; phy->port = NULL; - init_timer(&phy->timer); + timer_setup(&phy->timer, NULL, 0); sas_phy->enabled = (phy_id < mvi->chip->n_phy) ? 1 : 0; sas_phy->class = SAS; sas_phy->iproto = SAS_PROTOCOL_ALL; @@ -248,7 +248,6 @@ static int mvs_alloc(struct mvs_info *mvi, struct Scsi_Host *shost) mvi->devices[i].dev_type = SAS_PHY_UNUSED; mvi->devices[i].device_id = i; mvi->devices[i].dev_status = MVS_DEV_NORMAL; - init_timer(&mvi->devices[i].timer); } /* diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index ee81d10252e0..cff1c37b8d2e 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -1283,9 +1283,10 @@ static void mvs_task_done(struct sas_task *task) complete(&task->slow_task->completion); } -static void mvs_tmf_timedout(unsigned long data) +static void mvs_tmf_timedout(struct timer_list *t) { - struct sas_task *task = (struct sas_task *)data; + struct sas_task_slow *slow = from_timer(slow, t, timer); + struct sas_task *task = slow->task; task->task_state_flags |= SAS_TASK_STATE_ABORTED; complete(&task->slow_task->completion); @@ -1309,8 +1310,7 @@ static int mvs_exec_internal_tmf_task(struct domain_device *dev, memcpy(&task->ssp_task, parameter, para_len); task->task_done = mvs_task_done; - task->slow_task->timer.data = (unsigned long) task; - task->slow_task->timer.function = mvs_tmf_timedout; + task->slow_task->timer.function = (TIMER_FUNC_TYPE)mvs_tmf_timedout; task->slow_task->timer.expires = jiffies + MVS_TASK_TIMEOUT*HZ; add_timer(&task->slow_task->timer); @@ -1954,9 +1954,9 @@ static int mvs_handle_event(struct mvs_info *mvi, void *data, int handler) return ret; } -static void mvs_sig_time_out(unsigned long tphy) +static void mvs_sig_time_out(struct timer_list *t) { - struct mvs_phy *phy = (struct mvs_phy *)tphy; + struct mvs_phy *phy = from_timer(phy, t, timer); struct mvs_info *mvi = phy->mvi; u8 phy_no; @@ -2020,8 +2020,7 @@ void mvs_int_port(struct mvs_info *mvi, int phy_no, u32 events) MVS_CHIP_DISP->write_port_irq_mask(mvi, phy_no, tmp | PHYEV_SIG_FIS); if (phy->timer.function == NULL) { - phy->timer.data = (unsigned long)phy; - phy->timer.function = mvs_sig_time_out; + phy->timer.function = (TIMER_FUNC_TYPE)mvs_sig_time_out; phy->timer.expires = jiffies + 5*HZ; add_timer(&phy->timer); } diff --git a/drivers/scsi/mvsas/mv_sas.h b/drivers/scsi/mvsas/mv_sas.h index f9afd4cdd4c4..080676c1c9e5 100644 --- a/drivers/scsi/mvsas/mv_sas.h +++ b/drivers/scsi/mvsas/mv_sas.h @@ -247,7 +247,6 @@ struct mvs_device { enum sas_device_type dev_type; struct mvs_info *mvi_info; struct domain_device *sas_device; - struct timer_list timer; u32 attached_phy; u32 device_id; u32 running_req; diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index ce584c31d36e..7b2f92ae9866 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -656,9 +656,10 @@ void pm8001_task_done(struct sas_task *task) complete(&task->slow_task->completion); } -static void pm8001_tmf_timedout(unsigned long data) +static void pm8001_tmf_timedout(struct timer_list *t) { - struct sas_task *task = (struct sas_task *)data; + struct sas_task_slow *slow = from_timer(slow, t, timer); + struct sas_task *task = slow->task; task->task_state_flags |= SAS_TASK_STATE_ABORTED; complete(&task->slow_task->completion); @@ -694,8 +695,7 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev, task->task_proto = dev->tproto; memcpy(&task->ssp_task, parameter, para_len); task->task_done = pm8001_task_done; - task->slow_task->timer.data = (unsigned long)task; - task->slow_task->timer.function = pm8001_tmf_timedout; + task->slow_task->timer.function = (TIMER_FUNC_TYPE)pm8001_tmf_timedout; task->slow_task->timer.expires = jiffies + PM8001_TASK_TIMEOUT*HZ; add_timer(&task->slow_task->timer); @@ -781,8 +781,7 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha, task->dev = dev; task->task_proto = dev->tproto; task->task_done = pm8001_task_done; - task->slow_task->timer.data = (unsigned long)task; - task->slow_task->timer.function = pm8001_tmf_timedout; + task->slow_task->timer.function = (TIMER_FUNC_TYPE)pm8001_tmf_timedout; task->slow_task->timer.expires = jiffies + PM8001_TASK_TIMEOUT * HZ; add_timer(&task->slow_task->timer); diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index b4d6cd8cd1ad..4f9f115fb6a0 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -348,7 +348,7 @@ static void pmcraid_init_cmdblk(struct pmcraid_cmd *cmd, int index) cmd->sense_buffer = NULL; cmd->sense_buffer_dma = 0; cmd->dma_handle = 0; - init_timer(&cmd->timer); + timer_setup(&cmd->timer, NULL, 0); } /** @@ -557,8 +557,9 @@ static void pmcraid_reset_type(struct pmcraid_instance *pinstance) static void pmcraid_ioa_reset(struct pmcraid_cmd *); -static void pmcraid_bist_done(struct pmcraid_cmd *cmd) +static void pmcraid_bist_done(struct timer_list *t) { + struct pmcraid_cmd *cmd = from_timer(cmd, t, timer); struct pmcraid_instance *pinstance = cmd->drv_inst; unsigned long lock_flags; int rc; @@ -572,9 +573,6 @@ static void pmcraid_bist_done(struct pmcraid_cmd *cmd) pmcraid_info("BIST not complete, waiting another 2 secs\n"); cmd->timer.expires = jiffies + cmd->time_left; cmd->time_left = 0; - cmd->timer.data = (unsigned long)cmd; - cmd->timer.function = - (void (*)(unsigned long))pmcraid_bist_done; add_timer(&cmd->timer); } else { cmd->time_left = 0; @@ -605,9 +603,8 @@ static void pmcraid_start_bist(struct pmcraid_cmd *cmd) doorbells, intrs); cmd->time_left = msecs_to_jiffies(PMCRAID_BIST_TIMEOUT); - cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + msecs_to_jiffies(PMCRAID_BIST_TIMEOUT); - cmd->timer.function = (void (*)(unsigned long))pmcraid_bist_done; + cmd->timer.function = (TIMER_FUNC_TYPE)pmcraid_bist_done; add_timer(&cmd->timer); } @@ -617,8 +614,9 @@ static void pmcraid_start_bist(struct pmcraid_cmd *cmd) * Return value * None */ -static void pmcraid_reset_alert_done(struct pmcraid_cmd *cmd) +static void pmcraid_reset_alert_done(struct timer_list *t) { + struct pmcraid_cmd *cmd = from_timer(cmd, t, timer); struct pmcraid_instance *pinstance = cmd->drv_inst; u32 status = ioread32(pinstance->ioa_status); unsigned long lock_flags; @@ -637,10 +635,8 @@ static void pmcraid_reset_alert_done(struct pmcraid_cmd *cmd) pmcraid_info("critical op is not yet reset waiting again\n"); /* restart timer if some more time is available to wait */ cmd->time_left -= PMCRAID_CHECK_FOR_RESET_TIMEOUT; - cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + PMCRAID_CHECK_FOR_RESET_TIMEOUT; - cmd->timer.function = - (void (*)(unsigned long))pmcraid_reset_alert_done; + cmd->timer.function = (TIMER_FUNC_TYPE)pmcraid_reset_alert_done; add_timer(&cmd->timer); } } @@ -676,10 +672,8 @@ static void pmcraid_reset_alert(struct pmcraid_cmd *cmd) * bit to be reset. */ cmd->time_left = PMCRAID_RESET_TIMEOUT; - cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + PMCRAID_CHECK_FOR_RESET_TIMEOUT; - cmd->timer.function = - (void (*)(unsigned long))pmcraid_reset_alert_done; + cmd->timer.function = (TIMER_FUNC_TYPE)pmcraid_reset_alert_done; add_timer(&cmd->timer); iowrite32(DOORBELL_IOA_RESET_ALERT, @@ -704,8 +698,9 @@ static void pmcraid_reset_alert(struct pmcraid_cmd *cmd) * Return value: * None */ -static void pmcraid_timeout_handler(struct pmcraid_cmd *cmd) +static void pmcraid_timeout_handler(struct timer_list *t) { + struct pmcraid_cmd *cmd = from_timer(cmd, t, timer); struct pmcraid_instance *pinstance = cmd->drv_inst; unsigned long lock_flags; @@ -919,7 +914,7 @@ static void pmcraid_send_cmd( struct pmcraid_cmd *cmd, void (*cmd_done) (struct pmcraid_cmd *), unsigned long timeout, - void (*timeout_func) (struct pmcraid_cmd *) + void (*timeout_func) (struct timer_list *) ) { /* initialize done function */ @@ -927,9 +922,8 @@ static void pmcraid_send_cmd( if (timeout_func) { /* setup timeout handler */ - cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + timeout; - cmd->timer.function = (void (*)(unsigned long))timeout_func; + cmd->timer.function = (TIMER_FUNC_TYPE)timeout_func; add_timer(&cmd->timer); } @@ -1955,10 +1949,9 @@ static void pmcraid_soft_reset(struct pmcraid_cmd *cmd) * would re-initiate a reset */ cmd->cmd_done = pmcraid_ioa_reset; - cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + msecs_to_jiffies(PMCRAID_TRANSOP_TIMEOUT); - cmd->timer.function = (void (*)(unsigned long))pmcraid_timeout_handler; + cmd->timer.function = (TIMER_FUNC_TYPE)pmcraid_timeout_handler; if (!timer_pending(&cmd->timer)) add_timer(&cmd->timer); diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 8a29fb09db14..390775d5c918 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -758,9 +758,9 @@ enum action { }; -static void qla1280_mailbox_timeout(unsigned long __data) +static void qla1280_mailbox_timeout(struct timer_list *t) { - struct scsi_qla_host *ha = (struct scsi_qla_host *)__data; + struct scsi_qla_host *ha = from_timer(ha, t, mailbox_timer); struct device_reg __iomem *reg; reg = ha->iobase; @@ -2465,7 +2465,6 @@ qla1280_mailbox_command(struct scsi_qla_host *ha, uint8_t mr, uint16_t *mb) uint16_t __iomem *mptr; uint16_t data; DECLARE_COMPLETION_ONSTACK(wait); - struct timer_list timer; ENTER("qla1280_mailbox_command"); @@ -2494,18 +2493,15 @@ qla1280_mailbox_command(struct scsi_qla_host *ha, uint8_t mr, uint16_t *mb) /* Issue set host interrupt command. */ /* set up a timer just in case we're really jammed */ - init_timer_on_stack(&timer); - timer.expires = jiffies + 20*HZ; - timer.data = (unsigned long)ha; - timer.function = qla1280_mailbox_timeout; - add_timer(&timer); + timer_setup(&ha->mailbox_timer, qla1280_mailbox_timeout, 0); + mod_timer(&ha->mailbox_timer, jiffies + 20 * HZ); spin_unlock_irq(ha->host->host_lock); WRT_REG_WORD(®->host_cmd, HC_SET_HOST_INT); data = qla1280_debounce_register(®->istatus); wait_for_completion(&wait); - del_timer_sync(&timer); + del_timer_sync(&ha->mailbox_timer); spin_lock_irq(ha->host->host_lock); diff --git a/drivers/scsi/qla1280.h b/drivers/scsi/qla1280.h index 834884b9eed5..1522aca2c8c8 100644 --- a/drivers/scsi/qla1280.h +++ b/drivers/scsi/qla1280.h @@ -1055,6 +1055,7 @@ struct scsi_qla_host { struct list_head done_q; /* Done queue */ struct completion *mailbox_wait; + struct timer_list mailbox_timer; volatile struct { uint32_t online:1; /* 0 */ diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index f852ca60c49f..3ad375f85b59 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -206,8 +206,8 @@ int qla24xx_async_abort_cmd(srb_t *); */ extern struct scsi_host_template qla2xxx_driver_template; extern struct scsi_transport_template *qla2xxx_transport_vport_template; -extern void qla2x00_timer(scsi_qla_host_t *); -extern void qla2x00_start_timer(scsi_qla_host_t *, void *, unsigned long); +extern void qla2x00_timer(struct timer_list *); +extern void qla2x00_start_timer(scsi_qla_host_t *, unsigned long); extern void qla24xx_deallocate_vp_id(scsi_qla_host_t *); extern int qla24xx_disable_vp (scsi_qla_host_t *); extern int qla24xx_enable_vp (scsi_qla_host_t *); @@ -753,7 +753,7 @@ extern int qla82xx_restart_isp(scsi_qla_host_t *); /* IOCB related functions */ extern int qla82xx_start_scsi(srb_t *); extern void qla2x00_sp_free(void *); -extern void qla2x00_sp_timeout(unsigned long); +extern void qla2x00_sp_timeout(struct timer_list *); extern void qla2x00_bsg_job_done(void *, int); extern void qla2x00_bsg_sp_free(void *); extern void qla2x00_start_iocbs(struct scsi_qla_host *, struct req_que *); diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index b5b48ddca962..44cf875a484a 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -45,9 +45,9 @@ static void qla24xx_handle_prli_done_event(struct scsi_qla_host *, /* SRB Extensions ---------------------------------------------------------- */ void -qla2x00_sp_timeout(unsigned long __data) +qla2x00_sp_timeout(struct timer_list *t) { - srb_t *sp = (srb_t *)__data; + srb_t *sp = from_timer(sp, t, u.iocb_cmd.timer); struct srb_iocb *iocb; scsi_qla_host_t *vha = sp->vha; struct req_que *req; diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index 9a2c86eacf44..17d2c20f1f75 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -269,10 +269,8 @@ qla2x00_rel_sp(srb_t *sp) static inline void qla2x00_init_timer(srb_t *sp, unsigned long tmo) { - init_timer(&sp->u.iocb_cmd.timer); + timer_setup(&sp->u.iocb_cmd.timer, qla2x00_sp_timeout, 0); sp->u.iocb_cmd.timer.expires = jiffies + tmo * HZ; - sp->u.iocb_cmd.timer.data = (unsigned long)sp; - sp->u.iocb_cmd.timer.function = qla2x00_sp_timeout; add_timer(&sp->u.iocb_cmd.timer); sp->free = qla2x00_sp_free; if (IS_QLAFX00(sp->vha->hw) && (sp->type == SRB_FXIOCB_DCMD)) diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c index c0f8f6c17b79..cbf544dbf883 100644 --- a/drivers/scsi/qla2xxx/qla_mid.c +++ b/drivers/scsi/qla2xxx/qla_mid.c @@ -487,7 +487,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport) atomic_set(&vha->loop_state, LOOP_DOWN); atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); - qla2x00_start_timer(vha, qla2x00_timer, WATCH_INTERVAL); + qla2x00_start_timer(vha, WATCH_INTERVAL); vha->req = base_vha->req; host->can_queue = base_vha->req->length + 128; diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index dce42a416876..50286cf02eca 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -330,12 +330,10 @@ struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; */ __inline__ void -qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval) +qla2x00_start_timer(scsi_qla_host_t *vha, unsigned long interval) { - init_timer(&vha->timer); + timer_setup(&vha->timer, qla2x00_timer, 0); vha->timer.expires = jiffies + interval * HZ; - vha->timer.data = (unsigned long)vha; - vha->timer.function = (void (*)(unsigned long))func; add_timer(&vha->timer); vha->timer_active = 1; } @@ -3247,7 +3245,7 @@ skip_dpc: base_vha->host->irq = ha->pdev->irq; /* Initialized the timer */ - qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL); + qla2x00_start_timer(base_vha, WATCH_INTERVAL); ql_dbg(ql_dbg_init, base_vha, 0x00ef, "Started qla2x00_timer with " "interval=%d.\n", WATCH_INTERVAL); @@ -5996,8 +5994,9 @@ qla2x00_rst_aen(scsi_qla_host_t *vha) * Context: Interrupt ***************************************************************************/ void -qla2x00_timer(scsi_qla_host_t *vha) +qla2x00_timer(struct timer_list *t) { + scsi_qla_host_t *vha = from_timer(vha, t, timer); unsigned long cpu_flags = 0; int start_dpc = 0; int index; diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 64c6fa563fdb..2b8a8ce2a431 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -3955,16 +3955,15 @@ exit_session_conn_param: /* * Timer routines */ +static void qla4xxx_timer(struct timer_list *t); -static void qla4xxx_start_timer(struct scsi_qla_host *ha, void *func, +static void qla4xxx_start_timer(struct scsi_qla_host *ha, unsigned long interval) { DEBUG(printk("scsi: %s: Starting timer thread for adapter %d\n", __func__, ha->host->host_no)); - init_timer(&ha->timer); + timer_setup(&ha->timer, qla4xxx_timer, 0); ha->timer.expires = jiffies + interval * HZ; - ha->timer.data = (unsigned long)ha; - ha->timer.function = (void (*)(unsigned long))func; add_timer(&ha->timer); ha->timer_active = 1; } @@ -4508,8 +4507,9 @@ static void qla4xxx_check_relogin_flash_ddb(struct iscsi_cls_session *cls_sess) * qla4xxx_timer - checks every second for work to do. * @ha: Pointer to host adapter structure. **/ -static void qla4xxx_timer(struct scsi_qla_host *ha) +static void qla4xxx_timer(struct timer_list *t) { + struct scsi_qla_host *ha = from_timer(ha, t, timer); int start_dpc = 0; uint16_t w; @@ -8805,7 +8805,7 @@ skip_retry_init: ha->isp_ops->enable_intrs(ha); /* Start timer thread. */ - qla4xxx_start_timer(ha, qla4xxx_timer, 1); + qla4xxx_start_timer(ha, 1); set_bit(AF_INIT_DONE, &ha->flags); diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index 83bdbd84eb01..90f6effc32b4 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -2860,11 +2860,12 @@ out: #define PQI_HEARTBEAT_TIMER_INTERVAL (10 * HZ) -static void pqi_heartbeat_timer_handler(unsigned long data) +static void pqi_heartbeat_timer_handler(struct timer_list *t) { int num_interrupts; u32 heartbeat_count; - struct pqi_ctrl_info *ctrl_info = (struct pqi_ctrl_info *)data; + struct pqi_ctrl_info *ctrl_info = from_timer(ctrl_info, t, + heartbeat_timer); pqi_check_ctrl_health(ctrl_info); if (pqi_ctrl_offline(ctrl_info)) @@ -2902,8 +2903,6 @@ static void pqi_start_heartbeat_timer(struct pqi_ctrl_info *ctrl_info) ctrl_info->heartbeat_timer.expires = jiffies + PQI_HEARTBEAT_TIMER_INTERVAL; - ctrl_info->heartbeat_timer.data = (unsigned long)ctrl_info; - ctrl_info->heartbeat_timer.function = pqi_heartbeat_timer_handler; add_timer(&ctrl_info->heartbeat_timer); } @@ -6465,7 +6464,7 @@ static struct pqi_ctrl_info *pqi_alloc_ctrl_info(int numa_node) INIT_DELAYED_WORK(&ctrl_info->rescan_work, pqi_rescan_worker); INIT_DELAYED_WORK(&ctrl_info->update_time_work, pqi_update_time_worker); - init_timer(&ctrl_info->heartbeat_timer); + timer_setup(&ctrl_info->heartbeat_timer, pqi_heartbeat_timer_handler, 0); INIT_WORK(&ctrl_info->ctrl_offline_work, pqi_ctrl_offline_worker); sema_init(&ctrl_info->sync_request_sem, diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c index 56f7be6af1f6..585925bb49a4 100644 --- a/drivers/staging/speakup/main.c +++ b/drivers/staging/speakup/main.c @@ -1165,7 +1165,7 @@ static const int NUM_CTL_LABELS = (MSG_CTL_END - MSG_CTL_START + 1); static void read_all_doc(struct vc_data *vc); static void cursor_done(u_long data); -static DEFINE_TIMER(cursor_timer, cursor_done, 0, 0); +static DEFINE_TIMER(cursor_timer, cursor_done); static void do_handle_shift(struct vc_data *vc, u_char value, char up_flag) { diff --git a/drivers/staging/speakup/synth.c b/drivers/staging/speakup/synth.c index a1ca68c76579..6ddd3fc3f08d 100644 --- a/drivers/staging/speakup/synth.c +++ b/drivers/staging/speakup/synth.c @@ -158,7 +158,7 @@ static void thread_wake_up(u_long data) wake_up_interruptible_all(&speakup_event); } -static DEFINE_TIMER(thread_timer, thread_wake_up, 0, 0); +static DEFINE_TIMER(thread_timer, thread_wake_up); void synth_start(void) { diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c index af12925a9d2b..de6ff59e3e65 100644 --- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c +++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c @@ -267,7 +267,7 @@ static void update_scan_time(void) last_scanned_shadow[i].time_scan = jiffies; } -static void remove_network_from_shadow(unsigned long arg) +static void remove_network_from_shadow(unsigned long unused) { unsigned long now = jiffies; int i, j; @@ -288,7 +288,6 @@ static void remove_network_from_shadow(unsigned long arg) } if (last_scanned_cnt != 0) { - hAgingTimer.data = arg; mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME)); } } @@ -305,7 +304,6 @@ static int is_network_in_shadow(struct network_info *pstrNetworkInfo, int i; if (last_scanned_cnt == 0) { - hAgingTimer.data = (unsigned long)user_void; mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME)); state = -1; } else { diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 5001261f5d69..9e67c7678c86 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -372,6 +372,8 @@ struct iscsi_np *iscsit_add_np( init_completion(&np->np_restart_comp); INIT_LIST_HEAD(&np->np_list); + timer_setup(&np->np_login_timer, iscsi_handle_login_thread_timeout, 0); + ret = iscsi_target_setup_login_socket(np, sockaddr); if (ret != 0) { kfree(np); diff --git a/drivers/target/iscsi/iscsi_target_erl0.c b/drivers/target/iscsi/iscsi_target_erl0.c index 7fe2aa73cff6..718fe9a1b709 100644 --- a/drivers/target/iscsi/iscsi_target_erl0.c +++ b/drivers/target/iscsi/iscsi_target_erl0.c @@ -749,9 +749,9 @@ int iscsit_check_post_dataout( } } -static void iscsit_handle_time2retain_timeout(unsigned long data) +void iscsit_handle_time2retain_timeout(struct timer_list *t) { - struct iscsi_session *sess = (struct iscsi_session *) data; + struct iscsi_session *sess = from_timer(sess, t, time2retain_timer); struct iscsi_portal_group *tpg = sess->tpg; struct se_portal_group *se_tpg = &tpg->tpg_se_tpg; @@ -809,14 +809,10 @@ void iscsit_start_time2retain_handler(struct iscsi_session *sess) pr_debug("Starting Time2Retain timer for %u seconds on" " SID: %u\n", sess->sess_ops->DefaultTime2Retain, sess->sid); - init_timer(&sess->time2retain_timer); - sess->time2retain_timer.expires = - (get_jiffies_64() + sess->sess_ops->DefaultTime2Retain * HZ); - sess->time2retain_timer.data = (unsigned long)sess; - sess->time2retain_timer.function = iscsit_handle_time2retain_timeout; sess->time2retain_timer_flags &= ~ISCSI_TF_STOP; sess->time2retain_timer_flags |= ISCSI_TF_RUNNING; - add_timer(&sess->time2retain_timer); + mod_timer(&sess->time2retain_timer, + jiffies + sess->sess_ops->DefaultTime2Retain * HZ); } /* diff --git a/drivers/target/iscsi/iscsi_target_erl0.h b/drivers/target/iscsi/iscsi_target_erl0.h index 3393407bc4e4..883ebf6d36cf 100644 --- a/drivers/target/iscsi/iscsi_target_erl0.h +++ b/drivers/target/iscsi/iscsi_target_erl0.h @@ -12,6 +12,7 @@ extern void iscsit_set_dataout_sequence_values(struct iscsi_cmd *); extern int iscsit_check_pre_dataout(struct iscsi_cmd *, unsigned char *); extern int iscsit_check_post_dataout(struct iscsi_cmd *, unsigned char *, u8); extern void iscsit_start_time2retain_handler(struct iscsi_session *); +extern void iscsit_handle_time2retain_timeout(struct timer_list *t); extern int iscsit_stop_time2retain_timer(struct iscsi_session *); extern void iscsit_connection_reinstatement_rcfr(struct iscsi_conn *); extern void iscsit_cause_connection_reinstatement(struct iscsi_conn *, int); diff --git a/drivers/target/iscsi/iscsi_target_erl1.c b/drivers/target/iscsi/iscsi_target_erl1.c index fe9b7f1e44ac..76184094a0cf 100644 --- a/drivers/target/iscsi/iscsi_target_erl1.c +++ b/drivers/target/iscsi/iscsi_target_erl1.c @@ -1148,11 +1148,11 @@ static int iscsit_set_dataout_timeout_values( /* * NOTE: Called from interrupt (timer) context. */ -static void iscsit_handle_dataout_timeout(unsigned long data) +void iscsit_handle_dataout_timeout(struct timer_list *t) { u32 pdu_length = 0, pdu_offset = 0; u32 r2t_length = 0, r2t_offset = 0; - struct iscsi_cmd *cmd = (struct iscsi_cmd *) data; + struct iscsi_cmd *cmd = from_timer(cmd, t, dataout_timer); struct iscsi_conn *conn = cmd->conn; struct iscsi_session *sess = NULL; struct iscsi_node_attrib *na; @@ -1264,13 +1264,9 @@ void iscsit_start_dataout_timer( pr_debug("Starting DataOUT timer for ITT: 0x%08x on" " CID: %hu.\n", cmd->init_task_tag, conn->cid); - init_timer(&cmd->dataout_timer); - cmd->dataout_timer.expires = (get_jiffies_64() + na->dataout_timeout * HZ); - cmd->dataout_timer.data = (unsigned long)cmd; - cmd->dataout_timer.function = iscsit_handle_dataout_timeout; cmd->dataout_timer_flags &= ~ISCSI_TF_STOP; cmd->dataout_timer_flags |= ISCSI_TF_RUNNING; - add_timer(&cmd->dataout_timer); + mod_timer(&cmd->dataout_timer, jiffies + na->dataout_timeout * HZ); } void iscsit_stop_dataout_timer(struct iscsi_cmd *cmd) diff --git a/drivers/target/iscsi/iscsi_target_erl1.h b/drivers/target/iscsi/iscsi_target_erl1.h index 5f66b265b25b..1f6973f87fea 100644 --- a/drivers/target/iscsi/iscsi_target_erl1.h +++ b/drivers/target/iscsi/iscsi_target_erl1.h @@ -30,6 +30,7 @@ extern int iscsit_execute_ooo_cmdsns(struct iscsi_session *); extern int iscsit_execute_cmd(struct iscsi_cmd *, int); extern int iscsit_handle_ooo_cmdsn(struct iscsi_session *, struct iscsi_cmd *, u32); extern void iscsit_remove_ooo_cmdsn(struct iscsi_session *, struct iscsi_ooo_cmdsn *); +extern void iscsit_handle_dataout_timeout(struct timer_list *t); extern void iscsit_mod_dataout_timer(struct iscsi_cmd *); extern void iscsit_start_dataout_timer(struct iscsi_cmd *, struct iscsi_conn *); extern void iscsit_stop_dataout_timer(struct iscsi_cmd *); diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c index dc13afbd4c88..64c5a57b92e4 100644 --- a/drivers/target/iscsi/iscsi_target_login.c +++ b/drivers/target/iscsi/iscsi_target_login.c @@ -333,6 +333,9 @@ static int iscsi_login_zero_tsih_s1( spin_lock_init(&sess->session_usage_lock); spin_lock_init(&sess->ttt_lock); + timer_setup(&sess->time2retain_timer, + iscsit_handle_time2retain_timeout, 0); + idr_preload(GFP_KERNEL); spin_lock_bh(&sess_idr_lock); ret = idr_alloc(&sess_idr, NULL, 0, 0, GFP_NOWAIT); @@ -839,9 +842,9 @@ void iscsi_post_login_handler( iscsit_dec_conn_usage_count(conn); } -static void iscsi_handle_login_thread_timeout(unsigned long data) +void iscsi_handle_login_thread_timeout(struct timer_list *t) { - struct iscsi_np *np = (struct iscsi_np *) data; + struct iscsi_np *np = from_timer(np, t, np_login_timer); spin_lock_bh(&np->np_thread_lock); pr_err("iSCSI Login timeout on Network Portal %pISpc\n", @@ -866,13 +869,9 @@ static void iscsi_start_login_thread_timer(struct iscsi_np *np) * point we do not have access to ISCSI_TPG_ATTRIB(tpg)->login_timeout */ spin_lock_bh(&np->np_thread_lock); - init_timer(&np->np_login_timer); - np->np_login_timer.expires = (get_jiffies_64() + TA_LOGIN_TIMEOUT * HZ); - np->np_login_timer.data = (unsigned long)np; - np->np_login_timer.function = iscsi_handle_login_thread_timeout; np->np_login_timer_flags &= ~ISCSI_TF_STOP; np->np_login_timer_flags |= ISCSI_TF_RUNNING; - add_timer(&np->np_login_timer); + mod_timer(&np->np_login_timer, jiffies + TA_LOGIN_TIMEOUT * HZ); pr_debug("Added timeout timer to iSCSI login request for" " %u seconds.\n", TA_LOGIN_TIMEOUT); @@ -1266,6 +1265,10 @@ static int __iscsi_target_login_thread(struct iscsi_np *np) pr_debug("Moving to TARG_CONN_STATE_FREE.\n"); conn->conn_state = TARG_CONN_STATE_FREE; + timer_setup(&conn->nopin_response_timer, + iscsit_handle_nopin_response_timeout, 0); + timer_setup(&conn->nopin_timer, iscsit_handle_nopin_timeout, 0); + if (iscsit_conn_set_transport(conn, np->np_transport) < 0) { kfree(conn); return 1; diff --git a/drivers/target/iscsi/iscsi_target_login.h b/drivers/target/iscsi/iscsi_target_login.h index c2495e03625c..74ac3abc44a0 100644 --- a/drivers/target/iscsi/iscsi_target_login.h +++ b/drivers/target/iscsi/iscsi_target_login.h @@ -25,5 +25,6 @@ extern void iscsi_post_login_handler(struct iscsi_np *, struct iscsi_conn *, u8) extern void iscsi_target_login_sess_out(struct iscsi_conn *, struct iscsi_np *, bool, bool); extern int iscsi_target_login_thread(void *); +extern void iscsi_handle_login_thread_timeout(struct timer_list *t); #endif /*** ISCSI_TARGET_LOGIN_H ***/ diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c index 7a6751fecd32..b686e2ce9c0e 100644 --- a/drivers/target/iscsi/iscsi_target_nego.c +++ b/drivers/target/iscsi/iscsi_target_nego.c @@ -559,9 +559,15 @@ static void iscsi_target_login_drop(struct iscsi_conn *conn, struct iscsi_login iscsi_target_login_sess_out(conn, np, zero_tsih, true); } -static void iscsi_target_login_timeout(unsigned long data) +struct conn_timeout { + struct timer_list timer; + struct iscsi_conn *conn; +}; + +static void iscsi_target_login_timeout(struct timer_list *t) { - struct iscsi_conn *conn = (struct iscsi_conn *)data; + struct conn_timeout *timeout = from_timer(timeout, t, timer); + struct iscsi_conn *conn = timeout->conn; pr_debug("Entering iscsi_target_login_timeout >>>>>>>>>>>>>>>>>>>\n"); @@ -580,7 +586,7 @@ static void iscsi_target_do_login_rx(struct work_struct *work) struct iscsi_np *np = login->np; struct iscsi_portal_group *tpg = conn->tpg; struct iscsi_tpg_np *tpg_np = conn->tpg_np; - struct timer_list login_timer; + struct conn_timeout timeout; int rc, zero_tsih = login->zero_tsih; bool state; @@ -618,15 +624,14 @@ static void iscsi_target_do_login_rx(struct work_struct *work) conn->login_kworker = current; allow_signal(SIGINT); - init_timer(&login_timer); - login_timer.expires = (get_jiffies_64() + TA_LOGIN_TIMEOUT * HZ); - login_timer.data = (unsigned long)conn; - login_timer.function = iscsi_target_login_timeout; - add_timer(&login_timer); - pr_debug("Starting login_timer for %s/%d\n", current->comm, current->pid); + timeout.conn = conn; + timer_setup_on_stack(&timeout.timer, iscsi_target_login_timeout, 0); + mod_timer(&timeout.timer, jiffies + TA_LOGIN_TIMEOUT * HZ); + pr_debug("Starting login timer for %s/%d\n", current->comm, current->pid); rc = conn->conn_transport->iscsit_get_login_rx(conn, login); - del_timer_sync(&login_timer); + del_timer_sync(&timeout.timer); + destroy_timer_on_stack(&timeout.timer); flush_signals(current); conn->login_kworker = NULL; diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c index 1e36f83b5961..54f20f184dd6 100644 --- a/drivers/target/iscsi/iscsi_target_util.c +++ b/drivers/target/iscsi/iscsi_target_util.c @@ -176,6 +176,7 @@ struct iscsi_cmd *iscsit_allocate_cmd(struct iscsi_conn *conn, int state) spin_lock_init(&cmd->istate_lock); spin_lock_init(&cmd->error_lock); spin_lock_init(&cmd->r2t_lock); + timer_setup(&cmd->dataout_timer, iscsit_handle_dataout_timeout, 0); return cmd; } @@ -880,9 +881,9 @@ static int iscsit_add_nopin(struct iscsi_conn *conn, int want_response) return 0; } -static void iscsit_handle_nopin_response_timeout(unsigned long data) +void iscsit_handle_nopin_response_timeout(struct timer_list *t) { - struct iscsi_conn *conn = (struct iscsi_conn *) data; + struct iscsi_conn *conn = from_timer(conn, t, nopin_response_timer); iscsit_inc_conn_usage_count(conn); @@ -949,14 +950,10 @@ void iscsit_start_nopin_response_timer(struct iscsi_conn *conn) return; } - init_timer(&conn->nopin_response_timer); - conn->nopin_response_timer.expires = - (get_jiffies_64() + na->nopin_response_timeout * HZ); - conn->nopin_response_timer.data = (unsigned long)conn; - conn->nopin_response_timer.function = iscsit_handle_nopin_response_timeout; conn->nopin_response_timer_flags &= ~ISCSI_TF_STOP; conn->nopin_response_timer_flags |= ISCSI_TF_RUNNING; - add_timer(&conn->nopin_response_timer); + mod_timer(&conn->nopin_response_timer, + jiffies + na->nopin_response_timeout * HZ); pr_debug("Started NOPIN Response Timer on CID: %d to %u" " seconds\n", conn->cid, na->nopin_response_timeout); @@ -980,9 +977,9 @@ void iscsit_stop_nopin_response_timer(struct iscsi_conn *conn) spin_unlock_bh(&conn->nopin_timer_lock); } -static void iscsit_handle_nopin_timeout(unsigned long data) +void iscsit_handle_nopin_timeout(struct timer_list *t) { - struct iscsi_conn *conn = (struct iscsi_conn *) data; + struct iscsi_conn *conn = from_timer(conn, t, nopin_timer); iscsit_inc_conn_usage_count(conn); @@ -1015,13 +1012,9 @@ void __iscsit_start_nopin_timer(struct iscsi_conn *conn) if (conn->nopin_timer_flags & ISCSI_TF_RUNNING) return; - init_timer(&conn->nopin_timer); - conn->nopin_timer.expires = (get_jiffies_64() + na->nopin_timeout * HZ); - conn->nopin_timer.data = (unsigned long)conn; - conn->nopin_timer.function = iscsit_handle_nopin_timeout; conn->nopin_timer_flags &= ~ISCSI_TF_STOP; conn->nopin_timer_flags |= ISCSI_TF_RUNNING; - add_timer(&conn->nopin_timer); + mod_timer(&conn->nopin_timer, jiffies + na->nopin_timeout * HZ); pr_debug("Started NOPIN Timer on CID: %d at %u second" " interval\n", conn->cid, na->nopin_timeout); @@ -1043,13 +1036,9 @@ void iscsit_start_nopin_timer(struct iscsi_conn *conn) return; } - init_timer(&conn->nopin_timer); - conn->nopin_timer.expires = (get_jiffies_64() + na->nopin_timeout * HZ); - conn->nopin_timer.data = (unsigned long)conn; - conn->nopin_timer.function = iscsit_handle_nopin_timeout; conn->nopin_timer_flags &= ~ISCSI_TF_STOP; conn->nopin_timer_flags |= ISCSI_TF_RUNNING; - add_timer(&conn->nopin_timer); + mod_timer(&conn->nopin_timer, jiffies + na->nopin_timeout * HZ); pr_debug("Started NOPIN Timer on CID: %d at %u second" " interval\n", conn->cid, na->nopin_timeout); diff --git a/drivers/target/iscsi/iscsi_target_util.h b/drivers/target/iscsi/iscsi_target_util.h index 5e053d61c0c5..d66dfc212624 100644 --- a/drivers/target/iscsi/iscsi_target_util.h +++ b/drivers/target/iscsi/iscsi_target_util.h @@ -48,9 +48,11 @@ extern struct iscsi_conn *iscsit_get_conn_from_cid_rcfr(struct iscsi_session *, extern void iscsit_check_conn_usage_count(struct iscsi_conn *); extern void iscsit_dec_conn_usage_count(struct iscsi_conn *); extern void iscsit_inc_conn_usage_count(struct iscsi_conn *); +extern void iscsit_handle_nopin_response_timeout(struct timer_list *t); extern void iscsit_mod_nopin_response_timer(struct iscsi_conn *); extern void iscsit_start_nopin_response_timer(struct iscsi_conn *); extern void iscsit_stop_nopin_response_timer(struct iscsi_conn *); +extern void iscsit_handle_nopin_timeout(struct timer_list *t); extern void __iscsit_start_nopin_timer(struct iscsi_conn *); extern void iscsit_start_nopin_timer(struct iscsi_conn *); extern void iscsit_stop_nopin_timer(struct iscsi_conn *); diff --git a/drivers/tty/cyclades.c b/drivers/tty/cyclades.c index d272bc4e7fb5..dac8a1a8e4ac 100644 --- a/drivers/tty/cyclades.c +++ b/drivers/tty/cyclades.c @@ -283,7 +283,7 @@ static void cyz_poll(unsigned long); /* The Cyclades-Z polling cycle is defined by this variable */ static long cyz_polling_cycle = CZ_DEF_POLL; -static DEFINE_TIMER(cyz_timerlist, cyz_poll, 0, 0); +static DEFINE_TIMER(cyz_timerlist, cyz_poll); #else /* CONFIG_CYZ_INTR */ static void cyz_rx_restart(unsigned long); diff --git a/drivers/tty/isicom.c b/drivers/tty/isicom.c index 61ecdd6b2fc2..40af32108ff5 100644 --- a/drivers/tty/isicom.c +++ b/drivers/tty/isicom.c @@ -177,7 +177,7 @@ static struct tty_driver *isicom_normal; static void isicom_tx(unsigned long _data); static void isicom_start(struct tty_struct *tty); -static DEFINE_TIMER(tx, isicom_tx, 0, 0); +static DEFINE_TIMER(tx, isicom_tx); /* baud index mappings from linux defns to isi */ diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c index 7f3d4cb0341b..93d37655d928 100644 --- a/drivers/tty/moxa.c +++ b/drivers/tty/moxa.c @@ -428,7 +428,7 @@ static const struct tty_port_operations moxa_port_ops = { }; static struct tty_driver *moxaDriver; -static DEFINE_TIMER(moxaTimer, moxa_poll, 0, 0); +static DEFINE_TIMER(moxaTimer, moxa_poll); /* * HW init diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c index 20d79a6007d5..aa695fda1084 100644 --- a/drivers/tty/rocket.c +++ b/drivers/tty/rocket.c @@ -111,7 +111,7 @@ static struct r_port *rp_table[MAX_RP_PORTS]; /* The main repository of static unsigned int xmit_flags[NUM_BOARDS]; /* Bit significant, indicates port had data to transmit. */ /* eg. Bit 0 indicates port 0 has xmit data, ... */ static atomic_t rp_num_ports_open; /* Number of serial ports open */ -static DEFINE_TIMER(rocket_timer, rp_do_poll, 0, 0); +static DEFINE_TIMER(rocket_timer, rp_do_poll); static unsigned long board1; /* ISA addresses, retrieved from rocketport.conf */ static unsigned long board2; diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c index f4166263bb3a..f974d6340d04 100644 --- a/drivers/tty/vt/keyboard.c +++ b/drivers/tty/vt/keyboard.c @@ -250,7 +250,7 @@ static void kd_nosound(unsigned long ignored) input_handler_for_each_handle(&kbd_handler, &zero, kd_sound_helper); } -static DEFINE_TIMER(kd_mksound_timer, kd_nosound, 0, 0); +static DEFINE_TIMER(kd_mksound_timer, kd_nosound); void kd_mksound(unsigned int hz, unsigned int ticks) { diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 2ebaba16f785..602d71630952 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -228,7 +228,7 @@ static int scrollback_delta; */ int (*console_blank_hook)(int); -static DEFINE_TIMER(console_timer, blank_screen_t, 0, 0); +static DEFINE_TIMER(console_timer, blank_screen_t); static int blank_state; static int blank_timer_expired; enum { diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c index b3fc602b2e24..5ad74750e8a4 100644 --- a/drivers/usb/misc/usbtest.c +++ b/drivers/usb/misc/usbtest.c @@ -576,11 +576,16 @@ alloc_sglist(int nents, int max, int vary, struct usbtest_dev *dev, int pipe) return sg; } -static void sg_timeout(unsigned long _req) +struct sg_timeout { + struct timer_list timer; + struct usb_sg_request *req; +}; + +static void sg_timeout(struct timer_list *t) { - struct usb_sg_request *req = (struct usb_sg_request *) _req; + struct sg_timeout *timeout = from_timer(timeout, t, timer); - usb_sg_cancel(req); + usb_sg_cancel(timeout->req); } static int perform_sglist( @@ -594,9 +599,11 @@ static int perform_sglist( { struct usb_device *udev = testdev_to_usbdev(tdev); int retval = 0; - struct timer_list sg_timer; + struct sg_timeout timeout = { + .req = req, + }; - setup_timer_on_stack(&sg_timer, sg_timeout, (unsigned long) req); + timer_setup_on_stack(&timeout.timer, sg_timeout, 0); while (retval == 0 && iterations-- > 0) { retval = usb_sg_init(req, udev, pipe, @@ -607,13 +614,14 @@ static int perform_sglist( if (retval) break; - mod_timer(&sg_timer, jiffies + + mod_timer(&timeout.timer, jiffies + msecs_to_jiffies(SIMPLE_IO_TIMEOUT)); usb_sg_wait(req); - if (!del_timer_sync(&sg_timer)) + if (!del_timer_sync(&timeout.timer)) retval = -ETIMEDOUT; else retval = req->status; + destroy_timer_on_stack(&timeout.timer); /* FIXME check resulting data pattern */ diff --git a/drivers/watchdog/alim7101_wdt.c b/drivers/watchdog/alim7101_wdt.c index 665e0e7dfe1e..18e896eeca62 100644 --- a/drivers/watchdog/alim7101_wdt.c +++ b/drivers/watchdog/alim7101_wdt.c @@ -71,7 +71,7 @@ MODULE_PARM_DESC(use_gpio, "Use the gpio watchdog (required by old cobalt boards)."); static void wdt_timer_ping(unsigned long); -static DEFINE_TIMER(timer, wdt_timer_ping, 0, 1); +static DEFINE_TIMER(timer, wdt_timer_ping); static unsigned long next_heartbeat; static unsigned long wdt_is_open; static char wdt_expect_close; @@ -87,7 +87,7 @@ MODULE_PARM_DESC(nowayout, * Whack the dog */ -static void wdt_timer_ping(unsigned long data) +static void wdt_timer_ping(unsigned long unused) { /* If we got a heartbeat pulse within the WDT_US_INTERVAL * we agree to ping the WDT diff --git a/drivers/watchdog/cpwd.c b/drivers/watchdog/cpwd.c index 3d43775548e5..aee0b25cf10d 100644 --- a/drivers/watchdog/cpwd.c +++ b/drivers/watchdog/cpwd.c @@ -230,9 +230,9 @@ static void cpwd_resetbrokentimer(struct cpwd *p, int index) * interrupts within the PLD so me must continually * reset the timers ad infinitum. */ -static void cpwd_brokentimer(unsigned long data) +static void cpwd_brokentimer(struct timer_list *unused) { - struct cpwd *p = (struct cpwd *) data; + struct cpwd *p = cpwd_device; int id, tripped = 0; /* kill a running timer instance, in case we @@ -275,7 +275,7 @@ static void cpwd_stoptimer(struct cpwd *p, int index) if (p->broken) { p->devs[index].runstatus |= WD_STAT_BSTOP; - cpwd_brokentimer((unsigned long) p); + cpwd_brokentimer(NULL); } } } @@ -608,7 +608,7 @@ static int cpwd_probe(struct platform_device *op) } if (p->broken) { - setup_timer(&cpwd_timer, cpwd_brokentimer, (unsigned long)p); + timer_setup(&cpwd_timer, cpwd_brokentimer, 0); cpwd_timer.expires = WD_BTIMEOUT; pr_info("PLD defect workaround enabled for model %s\n", diff --git a/drivers/watchdog/lpc18xx_wdt.c b/drivers/watchdog/lpc18xx_wdt.c index 3b8bb59adf02..b4221f43cd94 100644 --- a/drivers/watchdog/lpc18xx_wdt.c +++ b/drivers/watchdog/lpc18xx_wdt.c @@ -78,10 +78,10 @@ static int lpc18xx_wdt_feed(struct watchdog_device *wdt_dev) return 0; } -static void lpc18xx_wdt_timer_feed(unsigned long data) +static void lpc18xx_wdt_timer_feed(struct timer_list *t) { - struct watchdog_device *wdt_dev = (struct watchdog_device *)data; - struct lpc18xx_wdt_dev *lpc18xx_wdt = watchdog_get_drvdata(wdt_dev); + struct lpc18xx_wdt_dev *lpc18xx_wdt = from_timer(lpc18xx_wdt, t, timer); + struct watchdog_device *wdt_dev = &lpc18xx_wdt->wdt_dev; lpc18xx_wdt_feed(wdt_dev); @@ -96,7 +96,9 @@ static void lpc18xx_wdt_timer_feed(unsigned long data) */ static int lpc18xx_wdt_stop(struct watchdog_device *wdt_dev) { - lpc18xx_wdt_timer_feed((unsigned long)wdt_dev); + struct lpc18xx_wdt_dev *lpc18xx_wdt = watchdog_get_drvdata(wdt_dev); + + lpc18xx_wdt_timer_feed(&lpc18xx_wdt->timer); return 0; } @@ -267,8 +269,7 @@ static int lpc18xx_wdt_probe(struct platform_device *pdev) __lpc18xx_wdt_set_timeout(lpc18xx_wdt); - setup_timer(&lpc18xx_wdt->timer, lpc18xx_wdt_timer_feed, - (unsigned long)&lpc18xx_wdt->wdt_dev); + timer_setup(&lpc18xx_wdt->timer, lpc18xx_wdt_timer_feed, 0); watchdog_set_nowayout(&lpc18xx_wdt->wdt_dev, nowayout); watchdog_set_restart_priority(&lpc18xx_wdt->wdt_dev, 128); diff --git a/drivers/watchdog/machzwd.c b/drivers/watchdog/machzwd.c index 9826b59ef734..8a616a57bb90 100644 --- a/drivers/watchdog/machzwd.c +++ b/drivers/watchdog/machzwd.c @@ -127,7 +127,7 @@ static int zf_action = GEN_RESET; static unsigned long zf_is_open; static char zf_expect_close; static DEFINE_SPINLOCK(zf_port_lock); -static DEFINE_TIMER(zf_timer, zf_ping, 0, 0); +static DEFINE_TIMER(zf_timer, zf_ping); static unsigned long next_heartbeat; diff --git a/drivers/watchdog/mixcomwd.c b/drivers/watchdog/mixcomwd.c index be86ea359eee..c9e38096ea91 100644 --- a/drivers/watchdog/mixcomwd.c +++ b/drivers/watchdog/mixcomwd.c @@ -105,7 +105,7 @@ static unsigned long mixcomwd_opened; /* long req'd for setbit --RR */ static int watchdog_port; static int mixcomwd_timer_alive; -static DEFINE_TIMER(mixcomwd_timer, mixcomwd_timerfun, 0, 0); +static DEFINE_TIMER(mixcomwd_timer, mixcomwd_timerfun); static char expect_close; static bool nowayout = WATCHDOG_NOWAYOUT; diff --git a/drivers/watchdog/sbc60xxwdt.c b/drivers/watchdog/sbc60xxwdt.c index 2eef58a0cf05..8d589939bc84 100644 --- a/drivers/watchdog/sbc60xxwdt.c +++ b/drivers/watchdog/sbc60xxwdt.c @@ -113,7 +113,7 @@ MODULE_PARM_DESC(nowayout, __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); static void wdt_timer_ping(unsigned long); -static DEFINE_TIMER(timer, wdt_timer_ping, 0, 0); +static DEFINE_TIMER(timer, wdt_timer_ping); static unsigned long next_heartbeat; static unsigned long wdt_is_open; static char wdt_expect_close; diff --git a/drivers/watchdog/sc520_wdt.c b/drivers/watchdog/sc520_wdt.c index 1cfd3f6a13d5..3e9bbaa37bf4 100644 --- a/drivers/watchdog/sc520_wdt.c +++ b/drivers/watchdog/sc520_wdt.c @@ -124,7 +124,7 @@ MODULE_PARM_DESC(nowayout, static __u16 __iomem *wdtmrctl; static void wdt_timer_ping(unsigned long); -static DEFINE_TIMER(timer, wdt_timer_ping, 0, 0); +static DEFINE_TIMER(timer, wdt_timer_ping); static unsigned long next_heartbeat; static unsigned long wdt_is_open; static char wdt_expect_close; diff --git a/drivers/watchdog/via_wdt.c b/drivers/watchdog/via_wdt.c index 5f9cbc37520d..ad3c3be13b40 100644 --- a/drivers/watchdog/via_wdt.c +++ b/drivers/watchdog/via_wdt.c @@ -68,7 +68,7 @@ static struct resource wdt_res; static void __iomem *wdt_mem; static unsigned int mmio; static void wdt_timer_tick(unsigned long data); -static DEFINE_TIMER(timer, wdt_timer_tick, 0, 0); +static DEFINE_TIMER(timer, wdt_timer_tick); /* The timer that pings the watchdog */ static unsigned long next_heartbeat; /* the next_heartbeat for the timer */ diff --git a/drivers/watchdog/w83877f_wdt.c b/drivers/watchdog/w83877f_wdt.c index f0483c75ed32..ba6b680af100 100644 --- a/drivers/watchdog/w83877f_wdt.c +++ b/drivers/watchdog/w83877f_wdt.c @@ -98,7 +98,7 @@ MODULE_PARM_DESC(nowayout, __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); static void wdt_timer_ping(unsigned long); -static DEFINE_TIMER(timer, wdt_timer_ping, 0, 0); +static DEFINE_TIMER(timer, wdt_timer_ping); static unsigned long next_heartbeat; static unsigned long wdt_is_open; static char wdt_expect_close; diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index 2c6a9114d332..a8721d718186 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -305,7 +305,7 @@ struct deferred_entry { }; static LIST_HEAD(deferred_list); static void gnttab_handle_deferred(unsigned long); -static DEFINE_TIMER(deferred_timer, gnttab_handle_deferred, 0, 0); +static DEFINE_TIMER(deferred_timer, gnttab_handle_deferred); static void gnttab_handle_deferred(unsigned long unused) { diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c index 6d0f14c86099..129f1937fa2c 100644 --- a/fs/ncpfs/inode.c +++ b/fs/ncpfs/inode.c @@ -618,7 +618,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) server->tx.creq = NULL; server->rcv.creq = NULL; - init_timer(&server->timeout_tm); + timer_setup(&server->timeout_tm, ncpdgram_timeout_call, 0); #undef NCP_PACKET_SIZE #define NCP_PACKET_SIZE 131072 error = -ENOMEM; @@ -650,8 +650,6 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) } else { INIT_WORK(&server->rcv.tq, ncpdgram_rcv_proc); INIT_WORK(&server->timeout_tq, ncpdgram_timeout_proc); - server->timeout_tm.data = (unsigned long)server; - server->timeout_tm.function = ncpdgram_timeout_call; } release_sock(sock->sk); diff --git a/fs/ncpfs/ncp_fs_sb.h b/fs/ncpfs/ncp_fs_sb.h index 89031d7e3ae1..f06cde4adf71 100644 --- a/fs/ncpfs/ncp_fs_sb.h +++ b/fs/ncpfs/ncp_fs_sb.h @@ -150,7 +150,7 @@ extern void ncp_tcp_rcv_proc(struct work_struct *work); extern void ncp_tcp_tx_proc(struct work_struct *work); extern void ncpdgram_rcv_proc(struct work_struct *work); extern void ncpdgram_timeout_proc(struct work_struct *work); -extern void ncpdgram_timeout_call(unsigned long server); +extern void ncpdgram_timeout_call(struct timer_list *t); extern void ncp_tcp_data_ready(struct sock* sk); extern void ncp_tcp_write_space(struct sock* sk); extern void ncp_tcp_error_report(struct sock* sk); diff --git a/fs/ncpfs/sock.c b/fs/ncpfs/sock.c index 7dd7170d6cdf..efb176b1751a 100644 --- a/fs/ncpfs/sock.c +++ b/fs/ncpfs/sock.c @@ -117,10 +117,10 @@ void ncp_tcp_write_space(struct sock *sk) schedule_work(&server->tx.tq); } -void ncpdgram_timeout_call(unsigned long v) +void ncpdgram_timeout_call(struct timer_list *t) { - struct ncp_server *server = (void*)v; - + struct ncp_server *server = from_timer(server, t, timeout_tm); + schedule_work(&server->timeout_tq); } diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 2b21d180157c..086e491faf04 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -62,7 +62,7 @@ MODULE_PARM_DESC(update_ms, "milliseconds before pstore updates its content " static int pstore_new_entry; static void pstore_timefunc(unsigned long); -static DEFINE_TIMER(pstore_timer, pstore_timefunc, 0, 0); +static DEFINE_TIMER(pstore_timer, pstore_timefunc); static void pstore_dowork(struct work_struct *); static DECLARE_WORK(pstore_work, pstore_dowork); @@ -482,10 +482,7 @@ void pstore_record_init(struct pstore_record *record, record->psi = psinfo; /* Report zeroed timestamp if called before timekeeping has resumed. */ - if (__getnstimeofday(&record->time)) { - record->time.tv_sec = 0; - record->time.tv_nsec = 0; - } + record->time = ns_to_timespec(ktime_get_real_fast_ns()); } /* diff --git a/include/linux/ide.h b/include/linux/ide.h index 70db3af04541..771989d25ef8 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -1212,7 +1212,7 @@ extern int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout); extern void ide_stall_queue(ide_drive_t *drive, unsigned long timeout); -extern void ide_timer_expiry(unsigned long); +extern void ide_timer_expiry(struct timer_list *t); extern irqreturn_t ide_intr(int irq, void *dev_id); extern void do_ide_request(struct request_queue *); extern void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq); diff --git a/include/linux/kthread.h b/include/linux/kthread.h index 4e26609c77d4..86d53a3cb497 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -76,7 +76,7 @@ extern int tsk_fork_get_node(struct task_struct *tsk); */ struct kthread_work; typedef void (*kthread_work_func_t)(struct kthread_work *work); -void kthread_delayed_work_timer_fn(unsigned long __data); +void kthread_delayed_work_timer_fn(struct timer_list *t); enum { KTW_FREEZABLE = 1 << 0, /* freeze during suspend */ @@ -117,8 +117,8 @@ struct kthread_delayed_work { #define KTHREAD_DELAYED_WORK_INIT(dwork, fn) { \ .work = KTHREAD_WORK_INIT((dwork).work, (fn)), \ - .timer = __TIMER_INITIALIZER(kthread_delayed_work_timer_fn, \ - 0, (unsigned long)&(dwork), \ + .timer = __TIMER_INITIALIZER((TIMER_FUNC_TYPE)kthread_delayed_work_timer_fn,\ + (TIMER_DATA_TYPE)&(dwork.timer), \ TIMER_IRQSAFE), \ } @@ -165,8 +165,8 @@ extern void __kthread_init_worker(struct kthread_worker *worker, do { \ kthread_init_work(&(dwork)->work, (fn)); \ __setup_timer(&(dwork)->timer, \ - kthread_delayed_work_timer_fn, \ - (unsigned long)(dwork), \ + (TIMER_FUNC_TYPE)kthread_delayed_work_timer_fn,\ + (TIMER_DATA_TYPE)&(dwork)->timer, \ TIMER_IRQSAFE); \ } while (0) diff --git a/include/linux/ktime.h b/include/linux/ktime.h index 0c8bd45c8206..5b9fddbaac41 100644 --- a/include/linux/ktime.h +++ b/include/linux/ktime.h @@ -270,5 +270,6 @@ static inline ktime_t ms_to_ktime(u64 ms) } # include <linux/timekeeping.h> +# include <linux/timekeeping32.h> #endif diff --git a/include/linux/parport.h b/include/linux/parport.h index 58e3c64c6b49..397607a0c0eb 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -225,6 +225,7 @@ struct parport { struct pardevice *waittail; struct list_head list; + struct timer_list timer; unsigned int flags; void *sysctl_table; diff --git a/include/linux/rtc.h b/include/linux/rtc.h index f6d7ee98d93c..41319a2e409b 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -136,6 +136,14 @@ struct rtc_device { /* Some hardware can't support UIE mode */ int uie_unsupported; + /* Number of nsec it takes to set the RTC clock. This influences when + * the set ops are called. An offset: + * - of 0.5 s will call RTC set for wall clock time 10.0 s at 9.5 s + * - of 1.5 s will call RTC set for wall clock time 10.0 s at 8.5 s + * - of -0.5 s will call RTC set for wall clock time 10.0 s at 10.5 s + */ + long set_offset_nsec; + bool registered; struct nvmem_config *nvmem_config; @@ -173,7 +181,7 @@ extern void devm_rtc_device_unregister(struct device *dev, extern int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm); extern int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm); -extern int rtc_set_ntp_time(struct timespec64 now); +extern int rtc_set_ntp_time(struct timespec64 now, unsigned long *target_nsec); int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm); extern int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alrm); @@ -222,6 +230,39 @@ static inline bool is_leap_year(unsigned int year) return (!(year % 4) && (year % 100)) || !(year % 400); } +/* Determine if we can call to driver to set the time. Drivers can only be + * called to set a second aligned time value, and the field set_offset_nsec + * specifies how far away from the second aligned time to call the driver. + * + * This also computes 'to_set' which is the time we are trying to set, and has + * a zero in tv_nsecs, such that: + * to_set - set_delay_nsec == now +/- FUZZ + * + */ +static inline bool rtc_tv_nsec_ok(s64 set_offset_nsec, + struct timespec64 *to_set, + const struct timespec64 *now) +{ + /* Allowed error in tv_nsec, arbitarily set to 5 jiffies in ns. */ + const unsigned long TIME_SET_NSEC_FUZZ = TICK_NSEC * 5; + struct timespec64 delay = {.tv_sec = 0, + .tv_nsec = set_offset_nsec}; + + *to_set = timespec64_add(*now, delay); + + if (to_set->tv_nsec < TIME_SET_NSEC_FUZZ) { + to_set->tv_nsec = 0; + return true; + } + + if (to_set->tv_nsec > NSEC_PER_SEC - TIME_SET_NSEC_FUZZ) { + to_set->tv_sec++; + to_set->tv_nsec = 0; + return true; + } + return false; +} + #define rtc_register_device(device) \ __rtc_register_device(THIS_MODULE, device) diff --git a/include/linux/time.h b/include/linux/time.h index 87c36cf1cec2..4b62a2c0a661 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -18,149 +18,10 @@ int get_itimerspec64(struct itimerspec64 *it, int put_itimerspec64(const struct itimerspec64 *it, struct itimerspec __user *uit); -#define TIME_T_MAX (time_t)((1UL << ((sizeof(time_t) << 3) - 1)) - 1) - -static inline int timespec_equal(const struct timespec *a, - const struct timespec *b) -{ - return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec); -} - -/* - * lhs < rhs: return <0 - * lhs == rhs: return 0 - * lhs > rhs: return >0 - */ -static inline int timespec_compare(const struct timespec *lhs, const struct timespec *rhs) -{ - if (lhs->tv_sec < rhs->tv_sec) - return -1; - if (lhs->tv_sec > rhs->tv_sec) - return 1; - return lhs->tv_nsec - rhs->tv_nsec; -} - -static inline int timeval_compare(const struct timeval *lhs, const struct timeval *rhs) -{ - if (lhs->tv_sec < rhs->tv_sec) - return -1; - if (lhs->tv_sec > rhs->tv_sec) - return 1; - return lhs->tv_usec - rhs->tv_usec; -} - extern time64_t mktime64(const unsigned int year, const unsigned int mon, const unsigned int day, const unsigned int hour, const unsigned int min, const unsigned int sec); -/** - * Deprecated. Use mktime64(). - */ -static inline unsigned long mktime(const unsigned int year, - const unsigned int mon, const unsigned int day, - const unsigned int hour, const unsigned int min, - const unsigned int sec) -{ - return mktime64(year, mon, day, hour, min, sec); -} - -extern void set_normalized_timespec(struct timespec *ts, time_t sec, s64 nsec); - -/* - * timespec_add_safe assumes both values are positive and checks - * for overflow. It will return TIME_T_MAX if the reutrn would be - * smaller then either of the arguments. - */ -extern struct timespec timespec_add_safe(const struct timespec lhs, - const struct timespec rhs); - - -static inline struct timespec timespec_add(struct timespec lhs, - struct timespec rhs) -{ - struct timespec ts_delta; - set_normalized_timespec(&ts_delta, lhs.tv_sec + rhs.tv_sec, - lhs.tv_nsec + rhs.tv_nsec); - return ts_delta; -} - -/* - * sub = lhs - rhs, in normalized form - */ -static inline struct timespec timespec_sub(struct timespec lhs, - struct timespec rhs) -{ - struct timespec ts_delta; - set_normalized_timespec(&ts_delta, lhs.tv_sec - rhs.tv_sec, - lhs.tv_nsec - rhs.tv_nsec); - return ts_delta; -} - -/* - * Returns true if the timespec is norm, false if denorm: - */ -static inline bool timespec_valid(const struct timespec *ts) -{ - /* Dates before 1970 are bogus */ - if (ts->tv_sec < 0) - return false; - /* Can't have more nanoseconds then a second */ - if ((unsigned long)ts->tv_nsec >= NSEC_PER_SEC) - return false; - return true; -} - -static inline bool timespec_valid_strict(const struct timespec *ts) -{ - if (!timespec_valid(ts)) - return false; - /* Disallow values that could overflow ktime_t */ - if ((unsigned long long)ts->tv_sec >= KTIME_SEC_MAX) - return false; - return true; -} - -static inline bool timeval_valid(const struct timeval *tv) -{ - /* Dates before 1970 are bogus */ - if (tv->tv_sec < 0) - return false; - - /* Can't have more microseconds then a second */ - if (tv->tv_usec < 0 || tv->tv_usec >= USEC_PER_SEC) - return false; - - return true; -} - -extern struct timespec timespec_trunc(struct timespec t, unsigned gran); - -/* - * Validates if a timespec/timeval used to inject a time offset is valid. - * Offsets can be postive or negative. The value of the timeval/timespec - * is the sum of its fields, but *NOTE*: the field tv_usec/tv_nsec must - * always be non-negative. - */ -static inline bool timeval_inject_offset_valid(const struct timeval *tv) -{ - /* We don't check the tv_sec as it can be positive or negative */ - - /* Can't have more microseconds then a second */ - if (tv->tv_usec < 0 || tv->tv_usec >= USEC_PER_SEC) - return false; - return true; -} - -static inline bool timespec_inject_offset_valid(const struct timespec *ts) -{ - /* We don't check the tv_sec as it can be positive or negative */ - - /* Can't have more nanoseconds then a second */ - if (ts->tv_nsec < 0 || ts->tv_nsec >= NSEC_PER_SEC) - return false; - return true; -} - /* Some architectures do not supply their own clocksource. * This is mainly the case in architectures that get their * inter-tick times by reading the counter on their interval @@ -209,73 +70,7 @@ struct tm { void time64_to_tm(time64_t totalsecs, int offset, struct tm *result); -/** - * time_to_tm - converts the calendar time to local broken-down time - * - * @totalsecs the number of seconds elapsed since 00:00:00 on January 1, 1970, - * Coordinated Universal Time (UTC). - * @offset offset seconds adding to totalsecs. - * @result pointer to struct tm variable to receive broken-down time - */ -static inline void time_to_tm(time_t totalsecs, int offset, struct tm *result) -{ - time64_to_tm(totalsecs, offset, result); -} - -/** - * timespec_to_ns - Convert timespec to nanoseconds - * @ts: pointer to the timespec variable to be converted - * - * Returns the scalar nanosecond representation of the timespec - * parameter. - */ -static inline s64 timespec_to_ns(const struct timespec *ts) -{ - return ((s64) ts->tv_sec * NSEC_PER_SEC) + ts->tv_nsec; -} - -/** - * timeval_to_ns - Convert timeval to nanoseconds - * @ts: pointer to the timeval variable to be converted - * - * Returns the scalar nanosecond representation of the timeval - * parameter. - */ -static inline s64 timeval_to_ns(const struct timeval *tv) -{ - return ((s64) tv->tv_sec * NSEC_PER_SEC) + - tv->tv_usec * NSEC_PER_USEC; -} - -/** - * ns_to_timespec - Convert nanoseconds to timespec - * @nsec: the nanoseconds value to be converted - * - * Returns the timespec representation of the nsec parameter. - */ -extern struct timespec ns_to_timespec(const s64 nsec); - -/** - * ns_to_timeval - Convert nanoseconds to timeval - * @nsec: the nanoseconds value to be converted - * - * Returns the timeval representation of the nsec parameter. - */ -extern struct timeval ns_to_timeval(const s64 nsec); - -/** - * timespec_add_ns - Adds nanoseconds to a timespec - * @a: pointer to timespec to be incremented - * @ns: unsigned nanoseconds value to be added - * - * This must always be inlined because its used from the x86-64 vdso, - * which cannot call other kernel functions. - */ -static __always_inline void timespec_add_ns(struct timespec *a, u64 ns) -{ - a->tv_sec += __iter_div_u64_rem(a->tv_nsec + ns, NSEC_PER_SEC, &ns); - a->tv_nsec = ns; -} +# include <linux/time32.h> static inline bool itimerspec64_valid(const struct itimerspec64 *its) { diff --git a/include/linux/time32.h b/include/linux/time32.h new file mode 100644 index 000000000000..65b1de25198d --- /dev/null +++ b/include/linux/time32.h @@ -0,0 +1,221 @@ +#ifndef _LINUX_TIME32_H +#define _LINUX_TIME32_H +/* + * These are all interfaces based on the old time_t definition + * that overflows in 2038 on 32-bit architectures. New code + * should use the replacements based on time64_t and timespec64. + * + * Any interfaces in here that become unused as we migrate + * code to time64_t should get removed. + */ + +#include <linux/time64.h> + +#define TIME_T_MAX (time_t)((1UL << ((sizeof(time_t) << 3) - 1)) - 1) + +#if __BITS_PER_LONG == 64 + +/* timespec64 is defined as timespec here */ +static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) +{ + return ts64; +} + +static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) +{ + return ts; +} + +# define timespec_equal timespec64_equal +# define timespec_compare timespec64_compare +# define set_normalized_timespec set_normalized_timespec64 +# define timespec_add timespec64_add +# define timespec_sub timespec64_sub +# define timespec_valid timespec64_valid +# define timespec_valid_strict timespec64_valid_strict +# define timespec_to_ns timespec64_to_ns +# define ns_to_timespec ns_to_timespec64 +# define timespec_add_ns timespec64_add_ns + +#else +static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) +{ + struct timespec ret; + + ret.tv_sec = (time_t)ts64.tv_sec; + ret.tv_nsec = ts64.tv_nsec; + return ret; +} + +static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) +{ + struct timespec64 ret; + + ret.tv_sec = ts.tv_sec; + ret.tv_nsec = ts.tv_nsec; + return ret; +} + +static inline int timespec_equal(const struct timespec *a, + const struct timespec *b) +{ + return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec); +} + +/* + * lhs < rhs: return <0 + * lhs == rhs: return 0 + * lhs > rhs: return >0 + */ +static inline int timespec_compare(const struct timespec *lhs, const struct timespec *rhs) +{ + if (lhs->tv_sec < rhs->tv_sec) + return -1; + if (lhs->tv_sec > rhs->tv_sec) + return 1; + return lhs->tv_nsec - rhs->tv_nsec; +} + +extern void set_normalized_timespec(struct timespec *ts, time_t sec, s64 nsec); + +static inline struct timespec timespec_add(struct timespec lhs, + struct timespec rhs) +{ + struct timespec ts_delta; + + set_normalized_timespec(&ts_delta, lhs.tv_sec + rhs.tv_sec, + lhs.tv_nsec + rhs.tv_nsec); + return ts_delta; +} + +/* + * sub = lhs - rhs, in normalized form + */ +static inline struct timespec timespec_sub(struct timespec lhs, + struct timespec rhs) +{ + struct timespec ts_delta; + + set_normalized_timespec(&ts_delta, lhs.tv_sec - rhs.tv_sec, + lhs.tv_nsec - rhs.tv_nsec); + return ts_delta; +} + +/* + * Returns true if the timespec is norm, false if denorm: + */ +static inline bool timespec_valid(const struct timespec *ts) +{ + /* Dates before 1970 are bogus */ + if (ts->tv_sec < 0) + return false; + /* Can't have more nanoseconds then a second */ + if ((unsigned long)ts->tv_nsec >= NSEC_PER_SEC) + return false; + return true; +} + +static inline bool timespec_valid_strict(const struct timespec *ts) +{ + if (!timespec_valid(ts)) + return false; + /* Disallow values that could overflow ktime_t */ + if ((unsigned long long)ts->tv_sec >= KTIME_SEC_MAX) + return false; + return true; +} + +/** + * timespec_to_ns - Convert timespec to nanoseconds + * @ts: pointer to the timespec variable to be converted + * + * Returns the scalar nanosecond representation of the timespec + * parameter. + */ +static inline s64 timespec_to_ns(const struct timespec *ts) +{ + return ((s64) ts->tv_sec * NSEC_PER_SEC) + ts->tv_nsec; +} + +/** + * ns_to_timespec - Convert nanoseconds to timespec + * @nsec: the nanoseconds value to be converted + * + * Returns the timespec representation of the nsec parameter. + */ +extern struct timespec ns_to_timespec(const s64 nsec); + +/** + * timespec_add_ns - Adds nanoseconds to a timespec + * @a: pointer to timespec to be incremented + * @ns: unsigned nanoseconds value to be added + * + * This must always be inlined because its used from the x86-64 vdso, + * which cannot call other kernel functions. + */ +static __always_inline void timespec_add_ns(struct timespec *a, u64 ns) +{ + a->tv_sec += __iter_div_u64_rem(a->tv_nsec + ns, NSEC_PER_SEC, &ns); + a->tv_nsec = ns; +} + +#endif + +/** + * time_to_tm - converts the calendar time to local broken-down time + * + * @totalsecs the number of seconds elapsed since 00:00:00 on January 1, 1970, + * Coordinated Universal Time (UTC). + * @offset offset seconds adding to totalsecs. + * @result pointer to struct tm variable to receive broken-down time + */ +static inline void time_to_tm(time_t totalsecs, int offset, struct tm *result) +{ + time64_to_tm(totalsecs, offset, result); +} + +static inline unsigned long mktime(const unsigned int year, + const unsigned int mon, const unsigned int day, + const unsigned int hour, const unsigned int min, + const unsigned int sec) +{ + return mktime64(year, mon, day, hour, min, sec); +} + +static inline bool timeval_valid(const struct timeval *tv) +{ + /* Dates before 1970 are bogus */ + if (tv->tv_sec < 0) + return false; + + /* Can't have more microseconds then a second */ + if (tv->tv_usec < 0 || tv->tv_usec >= USEC_PER_SEC) + return false; + + return true; +} + +extern struct timespec timespec_trunc(struct timespec t, unsigned int gran); + +/** + * timeval_to_ns - Convert timeval to nanoseconds + * @ts: pointer to the timeval variable to be converted + * + * Returns the scalar nanosecond representation of the timeval + * parameter. + */ +static inline s64 timeval_to_ns(const struct timeval *tv) +{ + return ((s64) tv->tv_sec * NSEC_PER_SEC) + + tv->tv_usec * NSEC_PER_USEC; +} + +/** + * ns_to_timeval - Convert nanoseconds to timeval + * @nsec: the nanoseconds value to be converted + * + * Returns the timeval representation of the nsec parameter. + */ +extern struct timeval ns_to_timeval(const s64 nsec); + +#endif diff --git a/include/linux/time64.h b/include/linux/time64.h index ad33260618f7..93d39499838e 100644 --- a/include/linux/time64.h +++ b/include/linux/time64.h @@ -8,11 +8,8 @@ typedef __s64 time64_t; typedef __u64 timeu64_t; -/* - * This wants to go into uapi/linux/time.h once we agreed about the - * userspace interfaces. - */ #if __BITS_PER_LONG == 64 +/* this trick allows us to optimize out timespec64_to_timespec */ # define timespec64 timespec #define itimerspec64 itimerspec #else @@ -42,77 +39,6 @@ struct itimerspec64 { #define KTIME_MAX ((s64)~((u64)1 << 63)) #define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC) -#if __BITS_PER_LONG == 64 - -static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) -{ - return ts64; -} - -static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) -{ - return ts; -} - -static inline struct itimerspec itimerspec64_to_itimerspec(struct itimerspec64 *its64) -{ - return *its64; -} - -static inline struct itimerspec64 itimerspec_to_itimerspec64(struct itimerspec *its) -{ - return *its; -} - -# define timespec64_equal timespec_equal -# define timespec64_compare timespec_compare -# define set_normalized_timespec64 set_normalized_timespec -# define timespec64_add timespec_add -# define timespec64_sub timespec_sub -# define timespec64_valid timespec_valid -# define timespec64_valid_strict timespec_valid_strict -# define timespec64_to_ns timespec_to_ns -# define ns_to_timespec64 ns_to_timespec -# define timespec64_add_ns timespec_add_ns - -#else - -static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) -{ - struct timespec ret; - - ret.tv_sec = (time_t)ts64.tv_sec; - ret.tv_nsec = ts64.tv_nsec; - return ret; -} - -static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) -{ - struct timespec64 ret; - - ret.tv_sec = ts.tv_sec; - ret.tv_nsec = ts.tv_nsec; - return ret; -} - -static inline struct itimerspec itimerspec64_to_itimerspec(struct itimerspec64 *its64) -{ - struct itimerspec ret; - - ret.it_interval = timespec64_to_timespec(its64->it_interval); - ret.it_value = timespec64_to_timespec(its64->it_value); - return ret; -} - -static inline struct itimerspec64 itimerspec_to_itimerspec64(struct itimerspec *its) -{ - struct itimerspec64 ret; - - ret.it_interval = timespec_to_timespec64(its->it_interval); - ret.it_value = timespec_to_timespec64(its->it_value); - return ret; -} - static inline int timespec64_equal(const struct timespec64 *a, const struct timespec64 *b) { @@ -214,8 +140,6 @@ static __always_inline void timespec64_add_ns(struct timespec64 *a, u64 ns) a->tv_nsec = ns; } -#endif - /* * timespec64_add_safe assumes both values are positive and checks for * overflow. It will return TIME64_MAX in case of overflow. diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h index 97154c61e5d2..7e9011101cb0 100644 --- a/include/linux/timekeeper_internal.h +++ b/include/linux/timekeeper_internal.h @@ -14,19 +14,22 @@ /** * struct tk_read_base - base structure for timekeeping readout * @clock: Current clocksource used for timekeeping. - * @read: Read function of @clock * @mask: Bitmask for two's complement subtraction of non 64bit clocks * @cycle_last: @clock cycle value at last update * @mult: (NTP adjusted) multiplier for scaled math conversion * @shift: Shift value for scaled math conversion * @xtime_nsec: Shifted (fractional) nano seconds offset for readout * @base: ktime_t (nanoseconds) base time for readout + * @base_real: Nanoseconds base value for clock REALTIME readout * * This struct has size 56 byte on 64 bit. Together with a seqcount it * occupies a single 64byte cache line. * * The struct is separate from struct timekeeper as it is also used * for a fast NMI safe accessors. + * + * @base_real is for the fast NMI safe accessor to allow reading clock + * realtime from any context. */ struct tk_read_base { struct clocksource *clock; @@ -36,6 +39,7 @@ struct tk_read_base { u32 shift; u64 xtime_nsec; ktime_t base; + u64 base_real; }; /** diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 0021575fe871..c198ab40c04f 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -16,27 +16,16 @@ extern void xtime_update(unsigned long ticks); /* * Get and set timeofday */ -extern void do_gettimeofday(struct timeval *tv); extern int do_settimeofday64(const struct timespec64 *ts); extern int do_sys_settimeofday64(const struct timespec64 *tv, const struct timezone *tz); /* * Kernel time accessors */ -unsigned long get_seconds(void); struct timespec64 current_kernel_time64(void); -/* does not take xtime_lock */ -struct timespec __current_kernel_time(void); - -static inline struct timespec current_kernel_time(void) -{ - struct timespec64 now = current_kernel_time64(); - - return timespec64_to_timespec(now); -} /* - * timespec based interfaces + * timespec64 based interfaces */ struct timespec64 get_monotonic_coarse64(void); extern void getrawmonotonic64(struct timespec64 *ts); @@ -48,116 +37,6 @@ extern int __getnstimeofday64(struct timespec64 *tv); extern void getnstimeofday64(struct timespec64 *tv); extern void getboottime64(struct timespec64 *ts); -#if BITS_PER_LONG == 64 -/** - * Deprecated. Use do_settimeofday64(). - */ -static inline int do_settimeofday(const struct timespec *ts) -{ - return do_settimeofday64(ts); -} - -static inline int __getnstimeofday(struct timespec *ts) -{ - return __getnstimeofday64(ts); -} - -static inline void getnstimeofday(struct timespec *ts) -{ - getnstimeofday64(ts); -} - -static inline void ktime_get_ts(struct timespec *ts) -{ - ktime_get_ts64(ts); -} - -static inline void ktime_get_real_ts(struct timespec *ts) -{ - getnstimeofday64(ts); -} - -static inline void getrawmonotonic(struct timespec *ts) -{ - getrawmonotonic64(ts); -} - -static inline struct timespec get_monotonic_coarse(void) -{ - return get_monotonic_coarse64(); -} - -static inline void getboottime(struct timespec *ts) -{ - return getboottime64(ts); -} -#else -/** - * Deprecated. Use do_settimeofday64(). - */ -static inline int do_settimeofday(const struct timespec *ts) -{ - struct timespec64 ts64; - - ts64 = timespec_to_timespec64(*ts); - return do_settimeofday64(&ts64); -} - -static inline int __getnstimeofday(struct timespec *ts) -{ - struct timespec64 ts64; - int ret = __getnstimeofday64(&ts64); - - *ts = timespec64_to_timespec(ts64); - return ret; -} - -static inline void getnstimeofday(struct timespec *ts) -{ - struct timespec64 ts64; - - getnstimeofday64(&ts64); - *ts = timespec64_to_timespec(ts64); -} - -static inline void ktime_get_ts(struct timespec *ts) -{ - struct timespec64 ts64; - - ktime_get_ts64(&ts64); - *ts = timespec64_to_timespec(ts64); -} - -static inline void ktime_get_real_ts(struct timespec *ts) -{ - struct timespec64 ts64; - - getnstimeofday64(&ts64); - *ts = timespec64_to_timespec(ts64); -} - -static inline void getrawmonotonic(struct timespec *ts) -{ - struct timespec64 ts64; - - getrawmonotonic64(&ts64); - *ts = timespec64_to_timespec(ts64); -} - -static inline struct timespec get_monotonic_coarse(void) -{ - return timespec64_to_timespec(get_monotonic_coarse64()); -} - -static inline void getboottime(struct timespec *ts) -{ - struct timespec64 ts64; - - getboottime64(&ts64); - *ts = timespec64_to_timespec(ts64); -} -#endif - #define ktime_get_real_ts64(ts) getnstimeofday64(ts) /* @@ -240,25 +119,16 @@ static inline u64 ktime_get_raw_ns(void) extern u64 ktime_get_mono_fast_ns(void); extern u64 ktime_get_raw_fast_ns(void); extern u64 ktime_get_boot_fast_ns(void); +extern u64 ktime_get_real_fast_ns(void); /* - * Timespec interfaces utilizing the ktime based ones + * timespec64 interfaces utilizing the ktime based ones */ -static inline void get_monotonic_boottime(struct timespec *ts) -{ - *ts = ktime_to_timespec(ktime_get_boottime()); -} - static inline void get_monotonic_boottime64(struct timespec64 *ts) { *ts = ktime_to_timespec64(ktime_get_boottime()); } -static inline void timekeeping_clocktai(struct timespec *ts) -{ - *ts = ktime_to_timespec(ktime_get_clocktai()); -} - static inline void timekeeping_clocktai64(struct timespec64 *ts) { *ts = ktime_to_timespec64(ktime_get_clocktai()); @@ -341,10 +211,8 @@ extern void ktime_get_snapshot(struct system_time_snapshot *systime_snapshot); */ extern int persistent_clock_is_local; -extern void read_persistent_clock(struct timespec *ts); extern void read_persistent_clock64(struct timespec64 *ts); extern void read_boot_clock64(struct timespec64 *ts); -extern int update_persistent_clock(struct timespec now); extern int update_persistent_clock64(struct timespec64 now); diff --git a/include/linux/timekeeping32.h b/include/linux/timekeeping32.h new file mode 100644 index 000000000000..af4114d5dc17 --- /dev/null +++ b/include/linux/timekeeping32.h @@ -0,0 +1,151 @@ +#ifndef _LINUX_TIMEKEEPING32_H +#define _LINUX_TIMEKEEPING32_H +/* + * These interfaces are all based on the old timespec type + * and should get replaced with the timespec64 based versions + * over time so we can remove the file here. + */ + +extern void do_gettimeofday(struct timeval *tv); +unsigned long get_seconds(void); + +/* does not take xtime_lock */ +struct timespec __current_kernel_time(void); + +static inline struct timespec current_kernel_time(void) +{ + struct timespec64 now = current_kernel_time64(); + + return timespec64_to_timespec(now); +} + +#if BITS_PER_LONG == 64 +/** + * Deprecated. Use do_settimeofday64(). + */ +static inline int do_settimeofday(const struct timespec *ts) +{ + return do_settimeofday64(ts); +} + +static inline int __getnstimeofday(struct timespec *ts) +{ + return __getnstimeofday64(ts); +} + +static inline void getnstimeofday(struct timespec *ts) +{ + getnstimeofday64(ts); +} + +static inline void ktime_get_ts(struct timespec *ts) +{ + ktime_get_ts64(ts); +} + +static inline void ktime_get_real_ts(struct timespec *ts) +{ + getnstimeofday64(ts); +} + +static inline void getrawmonotonic(struct timespec *ts) +{ + getrawmonotonic64(ts); +} + +static inline struct timespec get_monotonic_coarse(void) +{ + return get_monotonic_coarse64(); +} + +static inline void getboottime(struct timespec *ts) +{ + return getboottime64(ts); +} +#else +/** + * Deprecated. Use do_settimeofday64(). + */ +static inline int do_settimeofday(const struct timespec *ts) +{ + struct timespec64 ts64; + + ts64 = timespec_to_timespec64(*ts); + return do_settimeofday64(&ts64); +} + +static inline int __getnstimeofday(struct timespec *ts) +{ + struct timespec64 ts64; + int ret = __getnstimeofday64(&ts64); + + *ts = timespec64_to_timespec(ts64); + return ret; +} + +static inline void getnstimeofday(struct timespec *ts) +{ + struct timespec64 ts64; + + getnstimeofday64(&ts64); + *ts = timespec64_to_timespec(ts64); +} + +static inline void ktime_get_ts(struct timespec *ts) +{ + struct timespec64 ts64; + + ktime_get_ts64(&ts64); + *ts = timespec64_to_timespec(ts64); +} + +static inline void ktime_get_real_ts(struct timespec *ts) +{ + struct timespec64 ts64; + + getnstimeofday64(&ts64); + *ts = timespec64_to_timespec(ts64); +} + +static inline void getrawmonotonic(struct timespec *ts) +{ + struct timespec64 ts64; + + getrawmonotonic64(&ts64); + *ts = timespec64_to_timespec(ts64); +} + +static inline struct timespec get_monotonic_coarse(void) +{ + return timespec64_to_timespec(get_monotonic_coarse64()); +} + +static inline void getboottime(struct timespec *ts) +{ + struct timespec64 ts64; + + getboottime64(&ts64); + *ts = timespec64_to_timespec(ts64); +} +#endif + +/* + * Timespec interfaces utilizing the ktime based ones + */ +static inline void get_monotonic_boottime(struct timespec *ts) +{ + *ts = ktime_to_timespec(ktime_get_boottime()); +} + +static inline void timekeeping_clocktai(struct timespec *ts) +{ + *ts = ktime_to_timespec(ktime_get_clocktai()); +} + +/* + * Persistent clock related interfaces + */ +extern void read_persistent_clock(struct timespec *ts); +extern int update_persistent_clock(struct timespec now); + +#endif diff --git a/include/linux/timer.h b/include/linux/timer.h index ac66f29c6916..bf781acfc6d8 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -64,31 +64,21 @@ struct timer_list { #define TIMER_TRACE_FLAGMASK (TIMER_MIGRATING | TIMER_DEFERRABLE | TIMER_PINNED | TIMER_IRQSAFE) -#define __TIMER_INITIALIZER(_function, _expires, _data, _flags) { \ +#define TIMER_DATA_TYPE unsigned long +#define TIMER_FUNC_TYPE void (*)(TIMER_DATA_TYPE) + +#define __TIMER_INITIALIZER(_function, _data, _flags) { \ .entry = { .next = TIMER_ENTRY_STATIC }, \ .function = (_function), \ - .expires = (_expires), \ .data = (_data), \ .flags = (_flags), \ __TIMER_LOCKDEP_MAP_INITIALIZER( \ __FILE__ ":" __stringify(__LINE__)) \ } -#define TIMER_INITIALIZER(_function, _expires, _data) \ - __TIMER_INITIALIZER((_function), (_expires), (_data), 0) - -#define TIMER_PINNED_INITIALIZER(_function, _expires, _data) \ - __TIMER_INITIALIZER((_function), (_expires), (_data), TIMER_PINNED) - -#define TIMER_DEFERRED_INITIALIZER(_function, _expires, _data) \ - __TIMER_INITIALIZER((_function), (_expires), (_data), TIMER_DEFERRABLE) - -#define TIMER_PINNED_DEFERRED_INITIALIZER(_function, _expires, _data) \ - __TIMER_INITIALIZER((_function), (_expires), (_data), TIMER_DEFERRABLE | TIMER_PINNED) - -#define DEFINE_TIMER(_name, _function, _expires, _data) \ +#define DEFINE_TIMER(_name, _function) \ struct timer_list _name = \ - TIMER_INITIALIZER(_function, _expires, _data) + __TIMER_INITIALIZER((TIMER_FUNC_TYPE)_function, 0, 0) void init_timer_key(struct timer_list *timer, unsigned int flags, const char *name, struct lock_class_key *key); @@ -129,14 +119,6 @@ static inline void init_timer_on_stack_key(struct timer_list *timer, #define init_timer(timer) \ __init_timer((timer), 0) -#define init_timer_pinned(timer) \ - __init_timer((timer), TIMER_PINNED) -#define init_timer_deferrable(timer) \ - __init_timer((timer), TIMER_DEFERRABLE) -#define init_timer_pinned_deferrable(timer) \ - __init_timer((timer), TIMER_DEFERRABLE | TIMER_PINNED) -#define init_timer_on_stack(timer) \ - __init_timer_on_stack((timer), 0) #define __setup_timer(_timer, _fn, _data, _flags) \ do { \ @@ -169,9 +151,7 @@ static inline void init_timer_on_stack_key(struct timer_list *timer, #define setup_pinned_deferrable_timer_on_stack(timer, fn, data) \ __setup_timer_on_stack((timer), (fn), (data), TIMER_DEFERRABLE | TIMER_PINNED) -#define TIMER_DATA_TYPE unsigned long -#define TIMER_FUNC_TYPE void (*)(TIMER_DATA_TYPE) - +#ifndef CONFIG_LOCKDEP static inline void timer_setup(struct timer_list *timer, void (*callback)(struct timer_list *), unsigned int flags) @@ -180,6 +160,28 @@ static inline void timer_setup(struct timer_list *timer, (TIMER_DATA_TYPE)timer, flags); } +static inline void timer_setup_on_stack(struct timer_list *timer, + void (*callback)(struct timer_list *), + unsigned int flags) +{ + __setup_timer_on_stack(timer, (TIMER_FUNC_TYPE)callback, + (TIMER_DATA_TYPE)timer, flags); +} +#else +/* + * Under LOCKDEP, the timer lock_class_key (set up in __init_timer) needs + * to be tied to the caller's context, so an inline (above) won't work. We + * do want to keep the inline for argument type checking, though. + */ +# define timer_setup(timer, callback, flags) \ + __setup_timer((timer), (TIMER_FUNC_TYPE)(callback), \ + (TIMER_DATA_TYPE)(timer), (flags)) +# define timer_setup_on_stack(timer, callback, flags) \ + __setup_timer_on_stack((timer), \ + (TIMER_FUNC_TYPE)(callback), \ + (TIMER_DATA_TYPE)(timer), (flags)) +#endif + #define from_timer(var, callback_timer, timer_fieldname) \ container_of(callback_timer, typeof(*var), timer_fieldname) @@ -202,6 +204,7 @@ extern void add_timer_on(struct timer_list *timer, int cpu); extern int del_timer(struct timer_list * timer); extern int mod_timer(struct timer_list *timer, unsigned long expires); extern int mod_timer_pending(struct timer_list *timer, unsigned long expires); +extern int timer_reduce(struct timer_list *timer, unsigned long expires); /* * The jiffies value which is added to now, when there is no timer diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 1cdabfb813ab..01a050fc6650 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -18,7 +18,7 @@ struct workqueue_struct; struct work_struct; typedef void (*work_func_t)(struct work_struct *work); -void delayed_work_timer_fn(unsigned long __data); +void delayed_work_timer_fn(struct timer_list *t); /* * The first word is the work queue pointer and the flags rolled into @@ -176,8 +176,8 @@ struct execute_work { #define __DELAYED_WORK_INITIALIZER(n, f, tflags) { \ .work = __WORK_INITIALIZER((n).work, (f)), \ - .timer = __TIMER_INITIALIZER(delayed_work_timer_fn, \ - 0, (unsigned long)&(n), \ + .timer = __TIMER_INITIALIZER((TIMER_FUNC_TYPE)delayed_work_timer_fn,\ + (TIMER_DATA_TYPE)&(n.timer), \ (tflags) | TIMER_IRQSAFE), \ } @@ -242,8 +242,9 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } #define __INIT_DELAYED_WORK(_work, _func, _tflags) \ do { \ INIT_WORK(&(_work)->work, (_func)); \ - __setup_timer(&(_work)->timer, delayed_work_timer_fn, \ - (unsigned long)(_work), \ + __setup_timer(&(_work)->timer, \ + (TIMER_FUNC_TYPE)delayed_work_timer_fn, \ + (TIMER_DATA_TYPE)&(_work)->timer, \ (_tflags) | TIMER_IRQSAFE); \ } while (0) @@ -251,8 +252,8 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } do { \ INIT_WORK_ONSTACK(&(_work)->work, (_func)); \ __setup_timer_on_stack(&(_work)->timer, \ - delayed_work_timer_fn, \ - (unsigned long)(_work), \ + (TIMER_FUNC_TYPE)delayed_work_timer_fn,\ + (TIMER_DATA_TYPE)&(_work)->timer,\ (_tflags) | TIMER_IRQSAFE); \ } while (0) diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h index 722d3264d3bf..cb8a273732cf 100644 --- a/include/scsi/libfcoe.h +++ b/include/scsi/libfcoe.h @@ -382,7 +382,7 @@ static inline struct net_device *fcoe_get_netdev(const struct fc_lport *lport) void fcoe_clean_pending_queue(struct fc_lport *); void fcoe_check_wait_queue(struct fc_lport *lport, struct sk_buff *skb); -void fcoe_queue_timer(ulong lport); +void fcoe_queue_timer(struct timer_list *t); int fcoe_get_paged_crc_eof(struct sk_buff *skb, int tlen, struct fcoe_percpu_s *fps); diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index 6c0dc6155ee7..388aaf72b480 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -629,6 +629,7 @@ struct sas_task_slow { */ struct timer_list timer; struct completion completion; + struct sas_task *task; }; #define SAS_TASK_STATE_PENDING 1 diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index 987d7bca4864..1215229d1c12 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -21,7 +21,7 @@ static int irqfixup __read_mostly; #define POLL_SPURIOUS_IRQ_INTERVAL (HZ/10) static void poll_spurious_irqs(unsigned long dummy); -static DEFINE_TIMER(poll_spurious_irq_timer, poll_spurious_irqs, 0, 0); +static DEFINE_TIMER(poll_spurious_irq_timer, poll_spurious_irqs); static int irq_poll_cpu; static atomic_t irq_poll_active; diff --git a/kernel/kthread.c b/kernel/kthread.c index 1c19edf82427..ba3992c8c375 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -798,15 +798,14 @@ EXPORT_SYMBOL_GPL(kthread_queue_work); /** * kthread_delayed_work_timer_fn - callback that queues the associated kthread * delayed work when the timer expires. - * @__data: pointer to the data associated with the timer + * @t: pointer to the expired timer * * The format of the function is defined by struct timer_list. * It should have been called from irqsafe timer with irq already off. */ -void kthread_delayed_work_timer_fn(unsigned long __data) +void kthread_delayed_work_timer_fn(struct timer_list *t) { - struct kthread_delayed_work *dwork = - (struct kthread_delayed_work *)__data; + struct kthread_delayed_work *dwork = from_timer(dwork, t, timer); struct kthread_work *work = &dwork->work; struct kthread_worker *worker = work->worker; @@ -837,8 +836,7 @@ void __kthread_queue_delayed_work(struct kthread_worker *worker, struct timer_list *timer = &dwork->timer; struct kthread_work *work = &dwork->work; - WARN_ON_ONCE(timer->function != kthread_delayed_work_timer_fn || - timer->data != (unsigned long)dwork); + WARN_ON_ONCE(timer->function != (TIMER_FUNC_TYPE)kthread_delayed_work_timer_fn); /* * If @delay is 0, queue @dwork->work immediately. This is for diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index 362eb2f78b3c..74f6b0146b98 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -1078,7 +1078,7 @@ static void rcu_torture_timer_cb(struct rcu_head *rhp) * counter in the element should never be greater than 1, otherwise, the * RCU implementation is broken. */ -static void rcu_torture_timer(unsigned long unused) +static void rcu_torture_timer(struct timer_list *unused) { int idx; unsigned long started; @@ -1165,7 +1165,7 @@ rcu_torture_reader(void *arg) VERBOSE_TOROUT_STRING("rcu_torture_reader task started"); set_user_nice(current, MAX_NICE); if (irqreader && cur_ops->irq_capable) - setup_timer_on_stack(&t, rcu_torture_timer, 0); + timer_setup_on_stack(&t, rcu_torture_timer, 0); do { if (irqreader && cur_ops->irq_capable) { diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 910405dc6e5c..db85ca3975f1 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -2266,9 +2266,11 @@ static void do_nocb_deferred_wakeup_common(struct rcu_data *rdp) } /* Do a deferred wakeup of rcu_nocb_kthread() from a timer handler. */ -static void do_nocb_deferred_wakeup_timer(unsigned long x) +static void do_nocb_deferred_wakeup_timer(struct timer_list *t) { - do_nocb_deferred_wakeup_common((struct rcu_data *)x); + struct rcu_data *rdp = from_timer(rdp, t, nocb_timer); + + do_nocb_deferred_wakeup_common(rdp); } /* @@ -2332,8 +2334,7 @@ static void __init rcu_boot_init_nocb_percpu_data(struct rcu_data *rdp) init_swait_queue_head(&rdp->nocb_wq); rdp->nocb_follower_tail = &rdp->nocb_follower_head; raw_spin_lock_init(&rdp->nocb_lock); - setup_timer(&rdp->nocb_timer, do_nocb_deferred_wakeup_timer, - (unsigned long)rdp); + timer_setup(&rdp->nocb_timer, do_nocb_deferred_wakeup_timer, 0); } /* diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig index ac09bc29eb08..d689a9557e17 100644 --- a/kernel/time/Kconfig +++ b/kernel/time/Kconfig @@ -56,7 +56,7 @@ menu "Timers subsystem" # Core internal switch. Selected by NO_HZ_COMMON / HIGH_RES_TIMERS. This is # only related to the tick functionality. Oneshot clockevent devices -# are supported independ of this. +# are supported independent of this. config TICK_ONESHOT bool diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index 4237e0744e26..16c027e9cc73 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -280,17 +280,22 @@ static int clockevents_program_min_delta(struct clock_event_device *dev) static int clockevents_program_min_delta(struct clock_event_device *dev) { unsigned long long clc; - int64_t delta; + int64_t delta = 0; + int i; - delta = dev->min_delta_ns; - dev->next_event = ktime_add_ns(ktime_get(), delta); + for (i = 0; i < 10; i++) { + delta += dev->min_delta_ns; + dev->next_event = ktime_add_ns(ktime_get(), delta); - if (clockevent_state_shutdown(dev)) - return 0; + if (clockevent_state_shutdown(dev)) + return 0; - dev->retries++; - clc = ((unsigned long long) delta * dev->mult) >> dev->shift; - return dev->set_next_event((unsigned long) clc, dev); + dev->retries++; + clc = ((unsigned long long) delta * dev->mult) >> dev->shift; + if (dev->set_next_event((unsigned long) clc, dev) == 0) + return 0; + } + return -ETIME; } #endif /* CONFIG_GENERIC_CLOCKEVENTS_MIN_ADJUST */ diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c index 99e03bec68e4..8d70da1b9a0d 100644 --- a/kernel/time/ntp.c +++ b/kernel/time/ntp.c @@ -493,6 +493,67 @@ out: return leap; } +static void sync_hw_clock(struct work_struct *work); +static DECLARE_DELAYED_WORK(sync_work, sync_hw_clock); + +static void sched_sync_hw_clock(struct timespec64 now, + unsigned long target_nsec, bool fail) + +{ + struct timespec64 next; + + getnstimeofday64(&next); + if (!fail) + next.tv_sec = 659; + else { + /* + * Try again as soon as possible. Delaying long periods + * decreases the accuracy of the work queue timer. Due to this + * the algorithm is very likely to require a short-sleep retry + * after the above long sleep to synchronize ts_nsec. + */ + next.tv_sec = 0; + } + + /* Compute the needed delay that will get to tv_nsec == target_nsec */ + next.tv_nsec = target_nsec - next.tv_nsec; + if (next.tv_nsec <= 0) + next.tv_nsec += NSEC_PER_SEC; + if (next.tv_nsec >= NSEC_PER_SEC) { + next.tv_sec++; + next.tv_nsec -= NSEC_PER_SEC; + } + + queue_delayed_work(system_power_efficient_wq, &sync_work, + timespec64_to_jiffies(&next)); +} + +static void sync_rtc_clock(void) +{ + unsigned long target_nsec; + struct timespec64 adjust, now; + int rc; + + if (!IS_ENABLED(CONFIG_RTC_SYSTOHC)) + return; + + getnstimeofday64(&now); + + adjust = now; + if (persistent_clock_is_local) + adjust.tv_sec -= (sys_tz.tz_minuteswest * 60); + + /* + * The current RTC in use will provide the target_nsec it wants to be + * called at, and does rtc_tv_nsec_ok internally. + */ + rc = rtc_set_ntp_time(adjust, &target_nsec); + if (rc == -ENODEV) + return; + + sched_sync_hw_clock(now, target_nsec, rc); +} + #ifdef CONFIG_GENERIC_CMOS_UPDATE int __weak update_persistent_clock(struct timespec now) { @@ -508,76 +569,75 @@ int __weak update_persistent_clock64(struct timespec64 now64) } #endif -#if defined(CONFIG_GENERIC_CMOS_UPDATE) || defined(CONFIG_RTC_SYSTOHC) -static void sync_cmos_clock(struct work_struct *work); - -static DECLARE_DELAYED_WORK(sync_cmos_work, sync_cmos_clock); - -static void sync_cmos_clock(struct work_struct *work) +static bool sync_cmos_clock(void) { + static bool no_cmos; struct timespec64 now; - struct timespec64 next; - int fail = 1; + struct timespec64 adjust; + int rc = -EPROTO; + long target_nsec = NSEC_PER_SEC / 2; + + if (!IS_ENABLED(CONFIG_GENERIC_CMOS_UPDATE)) + return false; + + if (no_cmos) + return false; /* - * If we have an externally synchronized Linux clock, then update - * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be - * called as close as possible to 500 ms before the new second starts. - * This code is run on a timer. If the clock is set, that timer - * may not expire at the correct time. Thus, we adjust... - * We want the clock to be within a couple of ticks from the target. + * Historically update_persistent_clock64() has followed x86 + * semantics, which match the MC146818A/etc RTC. This RTC will store + * 'adjust' and then in .5s it will advance once second. + * + * Architectures are strongly encouraged to use rtclib and not + * implement this legacy API. */ - if (!ntp_synced()) { - /* - * Not synced, exit, do not restart a timer (if one is - * running, let it run out). - */ - return; - } - getnstimeofday64(&now); - if (abs(now.tv_nsec - (NSEC_PER_SEC / 2)) <= tick_nsec * 5) { - struct timespec64 adjust = now; - - fail = -ENODEV; + if (rtc_tv_nsec_ok(-1 * target_nsec, &adjust, &now)) { if (persistent_clock_is_local) adjust.tv_sec -= (sys_tz.tz_minuteswest * 60); -#ifdef CONFIG_GENERIC_CMOS_UPDATE - fail = update_persistent_clock64(adjust); -#endif - -#ifdef CONFIG_RTC_SYSTOHC - if (fail == -ENODEV) - fail = rtc_set_ntp_time(adjust); -#endif + rc = update_persistent_clock64(adjust); + /* + * The machine does not support update_persistent_clock64 even + * though it defines CONFIG_GENERIC_CMOS_UPDATE. + */ + if (rc == -ENODEV) { + no_cmos = true; + return false; + } } - next.tv_nsec = (NSEC_PER_SEC / 2) - now.tv_nsec - (TICK_NSEC / 2); - if (next.tv_nsec <= 0) - next.tv_nsec += NSEC_PER_SEC; + sched_sync_hw_clock(now, target_nsec, rc); + return true; +} - if (!fail || fail == -ENODEV) - next.tv_sec = 659; - else - next.tv_sec = 0; +/* + * If we have an externally synchronized Linux clock, then update RTC clock + * accordingly every ~11 minutes. Generally RTCs can only store second + * precision, but many RTCs will adjust the phase of their second tick to + * match the moment of update. This infrastructure arranges to call to the RTC + * set at the correct moment to phase synchronize the RTC second tick over + * with the kernel clock. + */ +static void sync_hw_clock(struct work_struct *work) +{ + if (!ntp_synced()) + return; - if (next.tv_nsec >= NSEC_PER_SEC) { - next.tv_sec++; - next.tv_nsec -= NSEC_PER_SEC; - } - queue_delayed_work(system_power_efficient_wq, - &sync_cmos_work, timespec64_to_jiffies(&next)); + if (sync_cmos_clock()) + return; + + sync_rtc_clock(); } void ntp_notify_cmos_timer(void) { - queue_delayed_work(system_power_efficient_wq, &sync_cmos_work, 0); -} - -#else -void ntp_notify_cmos_timer(void) { } -#endif + if (!ntp_synced()) + return; + if (IS_ENABLED(CONFIG_GENERIC_CMOS_UPDATE) || + IS_ENABLED(CONFIG_RTC_SYSTOHC)) + queue_delayed_work(system_power_efficient_wq, &sync_work, 0); +} /* * Propagate a new txc->status value into the NTP state: @@ -654,67 +714,6 @@ static inline void process_adjtimex_modes(struct timex *txc, } - -/** - * ntp_validate_timex - Ensures the timex is ok for use in do_adjtimex - */ -int ntp_validate_timex(struct timex *txc) -{ - if (txc->modes & ADJ_ADJTIME) { - /* singleshot must not be used with any other mode bits */ - if (!(txc->modes & ADJ_OFFSET_SINGLESHOT)) - return -EINVAL; - if (!(txc->modes & ADJ_OFFSET_READONLY) && - !capable(CAP_SYS_TIME)) - return -EPERM; - } else { - /* In order to modify anything, you gotta be super-user! */ - if (txc->modes && !capable(CAP_SYS_TIME)) - return -EPERM; - /* - * if the quartz is off by more than 10% then - * something is VERY wrong! - */ - if (txc->modes & ADJ_TICK && - (txc->tick < 900000/USER_HZ || - txc->tick > 1100000/USER_HZ)) - return -EINVAL; - } - - if (txc->modes & ADJ_SETOFFSET) { - /* In order to inject time, you gotta be super-user! */ - if (!capable(CAP_SYS_TIME)) - return -EPERM; - - if (txc->modes & ADJ_NANO) { - struct timespec ts; - - ts.tv_sec = txc->time.tv_sec; - ts.tv_nsec = txc->time.tv_usec; - if (!timespec_inject_offset_valid(&ts)) - return -EINVAL; - - } else { - if (!timeval_inject_offset_valid(&txc->time)) - return -EINVAL; - } - } - - /* - * Check for potential multiplication overflows that can - * only happen on 64-bit systems: - */ - if ((txc->modes & ADJ_FREQUENCY) && (BITS_PER_LONG == 64)) { - if (LLONG_MIN / PPM_SCALE > txc->freq) - return -EINVAL; - if (LLONG_MAX / PPM_SCALE < txc->freq) - return -EINVAL; - } - - return 0; -} - - /* * adjtimex mainly allows reading (and writing, if superuser) of * kernel time-keeping variables. used by xntpd. diff --git a/kernel/time/ntp_internal.h b/kernel/time/ntp_internal.h index 0a53e6ea47b1..909bd1f1bfb1 100644 --- a/kernel/time/ntp_internal.h +++ b/kernel/time/ntp_internal.h @@ -8,7 +8,6 @@ extern void ntp_clear(void); extern u64 ntp_tick_length(void); extern ktime_t ntp_get_next_leap(void); extern int second_overflow(time64_t secs); -extern int ntp_validate_timex(struct timex *); extern int __do_adjtimex(struct timex *, struct timespec64 *, s32 *); extern void __hardpps(const struct timespec64 *, const struct timespec64 *); #endif /* _LINUX_NTP_INTERNAL_H */ diff --git a/kernel/time/posix-stubs.c b/kernel/time/posix-stubs.c index 06f34feb635e..b258bee13b02 100644 --- a/kernel/time/posix-stubs.c +++ b/kernel/time/posix-stubs.c @@ -117,8 +117,7 @@ SYSCALL_DEFINE4(clock_nanosleep, const clockid_t, which_clock, int, flags, const struct timespec __user *, rqtp, struct timespec __user *, rmtp) { - struct timespec64 t64; - struct timespec t; + struct timespec64 t; switch (which_clock) { case CLOCK_REALTIME: @@ -129,16 +128,15 @@ SYSCALL_DEFINE4(clock_nanosleep, const clockid_t, which_clock, int, flags, return -EINVAL; } - if (copy_from_user(&t, rqtp, sizeof (struct timespec))) + if (get_timespec64(&t, rqtp)) return -EFAULT; - t64 = timespec_to_timespec64(t); - if (!timespec64_valid(&t64)) + if (!timespec64_valid(&t)) return -EINVAL; if (flags & TIMER_ABSTIME) rmtp = NULL; current->restart_block.nanosleep.type = rmtp ? TT_NATIVE : TT_NONE; current->restart_block.nanosleep.rmtp = rmtp; - return hrtimer_nanosleep(&t64, flags & TIMER_ABSTIME ? + return hrtimer_nanosleep(&t, flags & TIMER_ABSTIME ? HRTIMER_MODE_ABS : HRTIMER_MODE_REL, which_clock); } @@ -203,8 +201,7 @@ COMPAT_SYSCALL_DEFINE4(clock_nanosleep, clockid_t, which_clock, int, flags, struct compat_timespec __user *, rqtp, struct compat_timespec __user *, rmtp) { - struct timespec64 t64; - struct timespec t; + struct timespec64 t; switch (which_clock) { case CLOCK_REALTIME: @@ -215,16 +212,15 @@ COMPAT_SYSCALL_DEFINE4(clock_nanosleep, clockid_t, which_clock, int, flags, return -EINVAL; } - if (compat_get_timespec(&t, rqtp)) + if (compat_get_timespec64(&t, rqtp)) return -EFAULT; - t64 = timespec_to_timespec64(t); - if (!timespec64_valid(&t64)) + if (!timespec64_valid(&t)) return -EINVAL; if (flags & TIMER_ABSTIME) rmtp = NULL; current->restart_block.nanosleep.type = rmtp ? TT_COMPAT : TT_NONE; current->restart_block.nanosleep.compat_rmtp = rmtp; - return hrtimer_nanosleep(&t64, flags & TIMER_ABSTIME ? + return hrtimer_nanosleep(&t, flags & TIMER_ABSTIME ? HRTIMER_MODE_ABS : HRTIMER_MODE_REL, which_clock); } diff --git a/kernel/time/tick-oneshot.c b/kernel/time/tick-oneshot.c index 6b009c207671..c1f518e7aa80 100644 --- a/kernel/time/tick-oneshot.c +++ b/kernel/time/tick-oneshot.c @@ -33,6 +33,7 @@ int tick_program_event(ktime_t expires, int force) * We don't need the clock event device any more, stop it. */ clockevents_switch_state(dev, CLOCK_EVT_STATE_ONESHOT_STOPPED); + dev->next_event = KTIME_MAX; return 0; } diff --git a/kernel/time/time.c b/kernel/time/time.c index 44a8c1402133..bd4e6c7dd689 100644 --- a/kernel/time/time.c +++ b/kernel/time/time.c @@ -82,7 +82,7 @@ SYSCALL_DEFINE1(time, time_t __user *, tloc) SYSCALL_DEFINE1(stime, time_t __user *, tptr) { - struct timespec tv; + struct timespec64 tv; int err; if (get_user(tv.tv_sec, tptr)) @@ -90,11 +90,11 @@ SYSCALL_DEFINE1(stime, time_t __user *, tptr) tv.tv_nsec = 0; - err = security_settime(&tv, NULL); + err = security_settime64(&tv, NULL); if (err) return err; - do_settimeofday(&tv); + do_settimeofday64(&tv); return 0; } @@ -122,7 +122,7 @@ COMPAT_SYSCALL_DEFINE1(time, compat_time_t __user *, tloc) COMPAT_SYSCALL_DEFINE1(stime, compat_time_t __user *, tptr) { - struct timespec tv; + struct timespec64 tv; int err; if (get_user(tv.tv_sec, tptr)) @@ -130,11 +130,11 @@ COMPAT_SYSCALL_DEFINE1(stime, compat_time_t __user *, tptr) tv.tv_nsec = 0; - err = security_settime(&tv, NULL); + err = security_settime64(&tv, NULL); if (err) return err; - do_settimeofday(&tv); + do_settimeofday64(&tv); return 0; } @@ -158,40 +158,6 @@ SYSCALL_DEFINE2(gettimeofday, struct timeval __user *, tv, } /* - * Indicates if there is an offset between the system clock and the hardware - * clock/persistent clock/rtc. - */ -int persistent_clock_is_local; - -/* - * Adjust the time obtained from the CMOS to be UTC time instead of - * local time. - * - * This is ugly, but preferable to the alternatives. Otherwise we - * would either need to write a program to do it in /etc/rc (and risk - * confusion if the program gets run more than once; it would also be - * hard to make the program warp the clock precisely n hours) or - * compile in the timezone information into the kernel. Bad, bad.... - * - * - TYT, 1992-01-01 - * - * The best thing to do is to keep the CMOS clock in universal time (UTC) - * as real UNIX machines always do it. This avoids all headaches about - * daylight saving times and warping kernel clocks. - */ -static inline void warp_clock(void) -{ - if (sys_tz.tz_minuteswest != 0) { - struct timespec adjust; - - persistent_clock_is_local = 1; - adjust.tv_sec = sys_tz.tz_minuteswest * 60; - adjust.tv_nsec = 0; - timekeeping_inject_offset(&adjust); - } -} - -/* * In case for some reason the CMOS clock has not already been running * in UTC, but in some local time: The first time we set the timezone, * we will warp the clock so that it is ticking UTC time instead of @@ -224,7 +190,7 @@ int do_sys_settimeofday64(const struct timespec64 *tv, const struct timezone *tz if (firsttime) { firsttime = 0; if (!tv) - warp_clock(); + timekeeping_warp_clock(); } } if (tv) @@ -441,6 +407,7 @@ time64_t mktime64(const unsigned int year0, const unsigned int mon0, } EXPORT_SYMBOL(mktime64); +#if __BITS_PER_LONG == 32 /** * set_normalized_timespec - set timespec sec and nsec parts and normalize * @@ -501,6 +468,7 @@ struct timespec ns_to_timespec(const s64 nsec) return ts; } EXPORT_SYMBOL(ns_to_timespec); +#endif /** * ns_to_timeval - Convert nanoseconds to timeval @@ -520,7 +488,6 @@ struct timeval ns_to_timeval(const s64 nsec) } EXPORT_SYMBOL(ns_to_timeval); -#if BITS_PER_LONG == 32 /** * set_normalized_timespec - set timespec sec and nsec parts and normalize * @@ -581,7 +548,7 @@ struct timespec64 ns_to_timespec64(const s64 nsec) return ts; } EXPORT_SYMBOL(ns_to_timespec64); -#endif + /** * msecs_to_jiffies: - convert milliseconds to jiffies * @m: time in milliseconds @@ -853,24 +820,6 @@ unsigned long nsecs_to_jiffies(u64 n) EXPORT_SYMBOL_GPL(nsecs_to_jiffies); /* - * Add two timespec values and do a safety check for overflow. - * It's assumed that both values are valid (>= 0) - */ -struct timespec timespec_add_safe(const struct timespec lhs, - const struct timespec rhs) -{ - struct timespec res; - - set_normalized_timespec(&res, lhs.tv_sec + rhs.tv_sec, - lhs.tv_nsec + rhs.tv_nsec); - - if (res.tv_sec < lhs.tv_sec || res.tv_sec < rhs.tv_sec) - res.tv_sec = TIME_T_MAX; - - return res; -} - -/* * Add two timespec64 values and do a safety check for overflow. * It's assumed that both values are valid (>= 0). * And, each timespec64 is in normalized form. diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 2cafb49aa65e..198afa78bf69 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -60,8 +60,27 @@ struct tk_fast { struct tk_read_base base[2]; }; -static struct tk_fast tk_fast_mono ____cacheline_aligned; -static struct tk_fast tk_fast_raw ____cacheline_aligned; +/* Suspend-time cycles value for halted fast timekeeper. */ +static u64 cycles_at_suspend; + +static u64 dummy_clock_read(struct clocksource *cs) +{ + return cycles_at_suspend; +} + +static struct clocksource dummy_clock = { + .read = dummy_clock_read, +}; + +static struct tk_fast tk_fast_mono ____cacheline_aligned = { + .base[0] = { .clock = &dummy_clock, }, + .base[1] = { .clock = &dummy_clock, }, +}; + +static struct tk_fast tk_fast_raw ____cacheline_aligned = { + .base[0] = { .clock = &dummy_clock, }, + .base[1] = { .clock = &dummy_clock, }, +}; /* flag for if timekeeping is suspended */ int __read_mostly timekeeping_suspended; @@ -477,17 +496,39 @@ u64 notrace ktime_get_boot_fast_ns(void) } EXPORT_SYMBOL_GPL(ktime_get_boot_fast_ns); -/* Suspend-time cycles value for halted fast timekeeper. */ -static u64 cycles_at_suspend; -static u64 dummy_clock_read(struct clocksource *cs) +/* + * See comment for __ktime_get_fast_ns() vs. timestamp ordering + */ +static __always_inline u64 __ktime_get_real_fast_ns(struct tk_fast *tkf) { - return cycles_at_suspend; + struct tk_read_base *tkr; + unsigned int seq; + u64 now; + + do { + seq = raw_read_seqcount_latch(&tkf->seq); + tkr = tkf->base + (seq & 0x01); + now = ktime_to_ns(tkr->base_real); + + now += timekeeping_delta_to_ns(tkr, + clocksource_delta( + tk_clock_read(tkr), + tkr->cycle_last, + tkr->mask)); + } while (read_seqcount_retry(&tkf->seq, seq)); + + return now; } -static struct clocksource dummy_clock = { - .read = dummy_clock_read, -}; +/** + * ktime_get_real_fast_ns: - NMI safe and fast access to clock realtime. + */ +u64 ktime_get_real_fast_ns(void) +{ + return __ktime_get_real_fast_ns(&tk_fast_mono); +} +EXPORT_SYMBOL_GPL(ktime_get_real_fast_ns); /** * halt_fast_timekeeper - Prevent fast timekeeper from accessing clocksource. @@ -507,6 +548,7 @@ static void halt_fast_timekeeper(struct timekeeper *tk) memcpy(&tkr_dummy, tkr, sizeof(tkr_dummy)); cycles_at_suspend = tk_clock_read(tkr); tkr_dummy.clock = &dummy_clock; + tkr_dummy.base_real = tkr->base + tk->offs_real; update_fast_timekeeper(&tkr_dummy, &tk_fast_mono); tkr = &tk->tkr_raw; @@ -654,6 +696,7 @@ static void timekeeping_update(struct timekeeper *tk, unsigned int action) update_vsyscall(tk); update_pvclock_gtod(tk, action & TK_CLOCK_WAS_SET); + tk->tkr_mono.base_real = tk->tkr_mono.base + tk->offs_real; update_fast_timekeeper(&tk->tkr_mono, &tk_fast_mono); update_fast_timekeeper(&tk->tkr_raw, &tk_fast_raw); @@ -1264,33 +1307,31 @@ EXPORT_SYMBOL(do_settimeofday64); * * Adds or subtracts an offset value from the current time. */ -int timekeeping_inject_offset(struct timespec *ts) +static int timekeeping_inject_offset(struct timespec64 *ts) { struct timekeeper *tk = &tk_core.timekeeper; unsigned long flags; - struct timespec64 ts64, tmp; + struct timespec64 tmp; int ret = 0; - if (!timespec_inject_offset_valid(ts)) + if (ts->tv_nsec < 0 || ts->tv_nsec >= NSEC_PER_SEC) return -EINVAL; - ts64 = timespec_to_timespec64(*ts); - raw_spin_lock_irqsave(&timekeeper_lock, flags); write_seqcount_begin(&tk_core.seq); timekeeping_forward_now(tk); /* Make sure the proposed value is valid */ - tmp = timespec64_add(tk_xtime(tk), ts64); - if (timespec64_compare(&tk->wall_to_monotonic, &ts64) > 0 || + tmp = timespec64_add(tk_xtime(tk), *ts); + if (timespec64_compare(&tk->wall_to_monotonic, ts) > 0 || !timespec64_valid_strict(&tmp)) { ret = -EINVAL; goto error; } - tk_xtime_add(tk, &ts64); - tk_set_wall_to_mono(tk, timespec64_sub(tk->wall_to_monotonic, ts64)); + tk_xtime_add(tk, ts); + tk_set_wall_to_mono(tk, timespec64_sub(tk->wall_to_monotonic, *ts)); error: /* even if we error out, we forwarded the time, so call update */ timekeeping_update(tk, TK_CLEAR_NTP | TK_MIRROR | TK_CLOCK_WAS_SET); @@ -1303,7 +1344,40 @@ error: /* even if we error out, we forwarded the time, so call update */ return ret; } -EXPORT_SYMBOL(timekeeping_inject_offset); + +/* + * Indicates if there is an offset between the system clock and the hardware + * clock/persistent clock/rtc. + */ +int persistent_clock_is_local; + +/* + * Adjust the time obtained from the CMOS to be UTC time instead of + * local time. + * + * This is ugly, but preferable to the alternatives. Otherwise we + * would either need to write a program to do it in /etc/rc (and risk + * confusion if the program gets run more than once; it would also be + * hard to make the program warp the clock precisely n hours) or + * compile in the timezone information into the kernel. Bad, bad.... + * + * - TYT, 1992-01-01 + * + * The best thing to do is to keep the CMOS clock in universal time (UTC) + * as real UNIX machines always do it. This avoids all headaches about + * daylight saving times and warping kernel clocks. + */ +void timekeeping_warp_clock(void) +{ + if (sys_tz.tz_minuteswest != 0) { + struct timespec64 adjust; + + persistent_clock_is_local = 1; + adjust.tv_sec = sys_tz.tz_minuteswest * 60; + adjust.tv_nsec = 0; + timekeeping_inject_offset(&adjust); + } +} /** * __timekeeping_set_tai_offset - Sets the TAI offset from UTC and monotonic @@ -2248,6 +2322,72 @@ ktime_t ktime_get_update_offsets_now(unsigned int *cwsseq, ktime_t *offs_real, } /** + * timekeeping_validate_timex - Ensures the timex is ok for use in do_adjtimex + */ +static int timekeeping_validate_timex(struct timex *txc) +{ + if (txc->modes & ADJ_ADJTIME) { + /* singleshot must not be used with any other mode bits */ + if (!(txc->modes & ADJ_OFFSET_SINGLESHOT)) + return -EINVAL; + if (!(txc->modes & ADJ_OFFSET_READONLY) && + !capable(CAP_SYS_TIME)) + return -EPERM; + } else { + /* In order to modify anything, you gotta be super-user! */ + if (txc->modes && !capable(CAP_SYS_TIME)) + return -EPERM; + /* + * if the quartz is off by more than 10% then + * something is VERY wrong! + */ + if (txc->modes & ADJ_TICK && + (txc->tick < 900000/USER_HZ || + txc->tick > 1100000/USER_HZ)) + return -EINVAL; + } + + if (txc->modes & ADJ_SETOFFSET) { + /* In order to inject time, you gotta be super-user! */ + if (!capable(CAP_SYS_TIME)) + return -EPERM; + + /* + * Validate if a timespec/timeval used to inject a time + * offset is valid. Offsets can be postive or negative, so + * we don't check tv_sec. The value of the timeval/timespec + * is the sum of its fields,but *NOTE*: + * The field tv_usec/tv_nsec must always be non-negative and + * we can't have more nanoseconds/microseconds than a second. + */ + if (txc->time.tv_usec < 0) + return -EINVAL; + + if (txc->modes & ADJ_NANO) { + if (txc->time.tv_usec >= NSEC_PER_SEC) + return -EINVAL; + } else { + if (txc->time.tv_usec >= USEC_PER_SEC) + return -EINVAL; + } + } + + /* + * Check for potential multiplication overflows that can + * only happen on 64-bit systems: + */ + if ((txc->modes & ADJ_FREQUENCY) && (BITS_PER_LONG == 64)) { + if (LLONG_MIN / PPM_SCALE > txc->freq) + return -EINVAL; + if (LLONG_MAX / PPM_SCALE < txc->freq) + return -EINVAL; + } + + return 0; +} + + +/** * do_adjtimex() - Accessor function to NTP __do_adjtimex function */ int do_adjtimex(struct timex *txc) @@ -2259,12 +2399,12 @@ int do_adjtimex(struct timex *txc) int ret; /* Validate the data before disabling interrupts */ - ret = ntp_validate_timex(txc); + ret = timekeeping_validate_timex(txc); if (ret) return ret; if (txc->modes & ADJ_SETOFFSET) { - struct timespec delta; + struct timespec64 delta; delta.tv_sec = txc->time.tv_sec; delta.tv_nsec = txc->time.tv_usec; if (!(txc->modes & ADJ_NANO)) diff --git a/kernel/time/timekeeping.h b/kernel/time/timekeeping.h index c9f9af339914..7a9b4eb7a1d5 100644 --- a/kernel/time/timekeeping.h +++ b/kernel/time/timekeeping.h @@ -11,7 +11,7 @@ extern ktime_t ktime_get_update_offsets_now(unsigned int *cwsseq, extern int timekeeping_valid_for_hres(void); extern u64 timekeeping_max_deferment(void); -extern int timekeeping_inject_offset(struct timespec *ts); +extern void timekeeping_warp_clock(void); extern int timekeeping_suspend(void); extern void timekeeping_resume(void); diff --git a/kernel/time/timer.c b/kernel/time/timer.c index f2674a056c26..af0b8bae4502 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -610,7 +610,7 @@ static bool timer_fixup_init(void *addr, enum debug_obj_state state) } /* Stub timer callback for improperly used timers. */ -static void stub_timer(unsigned long data) +static void stub_timer(struct timer_list *unused) { WARN_ON(1); } @@ -626,7 +626,7 @@ static bool timer_fixup_activate(void *addr, enum debug_obj_state state) switch (state) { case ODEBUG_STATE_NOTAVAILABLE: - setup_timer(timer, stub_timer, 0); + timer_setup(timer, stub_timer, 0); return true; case ODEBUG_STATE_ACTIVE: @@ -665,7 +665,7 @@ static bool timer_fixup_assert_init(void *addr, enum debug_obj_state state) switch (state) { case ODEBUG_STATE_NOTAVAILABLE: - setup_timer(timer, stub_timer, 0); + timer_setup(timer, stub_timer, 0); return true; default: return false; @@ -929,8 +929,11 @@ static struct timer_base *lock_timer_base(struct timer_list *timer, } } +#define MOD_TIMER_PENDING_ONLY 0x01 +#define MOD_TIMER_REDUCE 0x02 + static inline int -__mod_timer(struct timer_list *timer, unsigned long expires, bool pending_only) +__mod_timer(struct timer_list *timer, unsigned long expires, unsigned int options) { struct timer_base *base, *new_base; unsigned int idx = UINT_MAX; @@ -950,7 +953,11 @@ __mod_timer(struct timer_list *timer, unsigned long expires, bool pending_only) * larger granularity than you would get from adding a new * timer with this expiry. */ - if (timer->expires == expires) + long diff = timer->expires - expires; + + if (!diff) + return 1; + if (options & MOD_TIMER_REDUCE && diff <= 0) return 1; /* @@ -962,6 +969,12 @@ __mod_timer(struct timer_list *timer, unsigned long expires, bool pending_only) base = lock_timer_base(timer, &flags); forward_timer_base(base); + if (timer_pending(timer) && (options & MOD_TIMER_REDUCE) && + time_before_eq(timer->expires, expires)) { + ret = 1; + goto out_unlock; + } + clk = base->clk; idx = calc_wheel_index(expires, clk); @@ -971,7 +984,10 @@ __mod_timer(struct timer_list *timer, unsigned long expires, bool pending_only) * subsequent call will exit in the expires check above. */ if (idx == timer_get_idx(timer)) { - timer->expires = expires; + if (!(options & MOD_TIMER_REDUCE)) + timer->expires = expires; + else if (time_after(timer->expires, expires)) + timer->expires = expires; ret = 1; goto out_unlock; } @@ -981,7 +997,7 @@ __mod_timer(struct timer_list *timer, unsigned long expires, bool pending_only) } ret = detach_if_pending(timer, base, false); - if (!ret && pending_only) + if (!ret && (options & MOD_TIMER_PENDING_ONLY)) goto out_unlock; debug_activate(timer, expires); @@ -1042,7 +1058,7 @@ out_unlock: */ int mod_timer_pending(struct timer_list *timer, unsigned long expires) { - return __mod_timer(timer, expires, true); + return __mod_timer(timer, expires, MOD_TIMER_PENDING_ONLY); } EXPORT_SYMBOL(mod_timer_pending); @@ -1068,11 +1084,26 @@ EXPORT_SYMBOL(mod_timer_pending); */ int mod_timer(struct timer_list *timer, unsigned long expires) { - return __mod_timer(timer, expires, false); + return __mod_timer(timer, expires, 0); } EXPORT_SYMBOL(mod_timer); /** + * timer_reduce - Modify a timer's timeout if it would reduce the timeout + * @timer: The timer to be modified + * @expires: New timeout in jiffies + * + * timer_reduce() is very similar to mod_timer(), except that it will only + * modify a running timer if that would reduce the expiration time (it will + * start a timer that isn't running). + */ +int timer_reduce(struct timer_list *timer, unsigned long expires) +{ + return __mod_timer(timer, expires, MOD_TIMER_REDUCE); +} +EXPORT_SYMBOL(timer_reduce); + +/** * add_timer - start a timer * @timer: the timer to be added * @@ -1560,8 +1591,11 @@ static int collect_expired_timers(struct timer_base *base, * jiffies, otherwise forward to the next expiry time: */ if (time_after(next, jiffies)) { - /* The call site will increment clock! */ - base->clk = jiffies - 1; + /* + * The call site will increment base->clk and then + * terminate the expiry loop immediately. + */ + base->clk = jiffies; return 0; } base->clk = next; @@ -1668,9 +1702,20 @@ void run_local_timers(void) raise_softirq(TIMER_SOFTIRQ); } -static void process_timeout(unsigned long __data) +/* + * Since schedule_timeout()'s timer is defined on the stack, it must store + * the target task on the stack as well. + */ +struct process_timer { + struct timer_list timer; + struct task_struct *task; +}; + +static void process_timeout(struct timer_list *t) { - wake_up_process((struct task_struct *)__data); + struct process_timer *timeout = from_timer(timeout, t, timer); + + wake_up_process(timeout->task); } /** @@ -1704,7 +1749,7 @@ static void process_timeout(unsigned long __data) */ signed long __sched schedule_timeout(signed long timeout) { - struct timer_list timer; + struct process_timer timer; unsigned long expire; switch (timeout) @@ -1738,13 +1783,14 @@ signed long __sched schedule_timeout(signed long timeout) expire = timeout + jiffies; - setup_timer_on_stack(&timer, process_timeout, (unsigned long)current); - __mod_timer(&timer, expire, false); + timer.task = current; + timer_setup_on_stack(&timer.timer, process_timeout, 0); + __mod_timer(&timer.timer, expire, 0); schedule(); - del_singleshot_timer_sync(&timer); + del_singleshot_timer_sync(&timer.timer); /* Remove the timer from the object tracker */ - destroy_timer_on_stack(&timer); + destroy_timer_on_stack(&timer.timer); timeout = expire - jiffies; diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 13f67b5a0a0c..7368b57842ea 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1493,9 +1493,9 @@ bool queue_work_on(int cpu, struct workqueue_struct *wq, } EXPORT_SYMBOL(queue_work_on); -void delayed_work_timer_fn(unsigned long __data) +void delayed_work_timer_fn(struct timer_list *t) { - struct delayed_work *dwork = (struct delayed_work *)__data; + struct delayed_work *dwork = from_timer(dwork, t, timer); /* should have been called from irqsafe timer with irq already off */ __queue_work(dwork->cpu, dwork->wq, &dwork->work); @@ -1509,8 +1509,7 @@ static void __queue_delayed_work(int cpu, struct workqueue_struct *wq, struct work_struct *work = &dwork->work; WARN_ON_ONCE(!wq); - WARN_ON_ONCE(timer->function != delayed_work_timer_fn || - timer->data != (unsigned long)dwork); + WARN_ON_ONCE(timer->function != (TIMER_FUNC_TYPE)delayed_work_timer_fn); WARN_ON_ONCE(timer_pending(timer)); WARN_ON_ONCE(!list_empty(&work->entry)); @@ -1833,9 +1832,9 @@ static void destroy_worker(struct worker *worker) wake_up_process(worker->task); } -static void idle_worker_timeout(unsigned long __pool) +static void idle_worker_timeout(struct timer_list *t) { - struct worker_pool *pool = (void *)__pool; + struct worker_pool *pool = from_timer(pool, t, idle_timer); spin_lock_irq(&pool->lock); @@ -1881,9 +1880,9 @@ static void send_mayday(struct work_struct *work) } } -static void pool_mayday_timeout(unsigned long __pool) +static void pool_mayday_timeout(struct timer_list *t) { - struct worker_pool *pool = (void *)__pool; + struct worker_pool *pool = from_timer(pool, t, mayday_timer); struct work_struct *work; spin_lock_irq(&pool->lock); @@ -3223,11 +3222,9 @@ static int init_worker_pool(struct worker_pool *pool) INIT_LIST_HEAD(&pool->idle_list); hash_init(pool->busy_hash); - setup_deferrable_timer(&pool->idle_timer, idle_worker_timeout, - (unsigned long)pool); + timer_setup(&pool->idle_timer, idle_worker_timeout, TIMER_DEFERRABLE); - setup_timer(&pool->mayday_timer, pool_mayday_timeout, - (unsigned long)pool); + timer_setup(&pool->mayday_timer, pool_mayday_timeout, 0); mutex_init(&pool->attach_mutex); INIT_LIST_HEAD(&pool->workers); @@ -5370,11 +5367,8 @@ static void workqueue_sysfs_unregister(struct workqueue_struct *wq) { } */ #ifdef CONFIG_WQ_WATCHDOG -static void wq_watchdog_timer_fn(unsigned long data); - static unsigned long wq_watchdog_thresh = 30; -static struct timer_list wq_watchdog_timer = - TIMER_DEFERRED_INITIALIZER(wq_watchdog_timer_fn, 0, 0); +static struct timer_list wq_watchdog_timer; static unsigned long wq_watchdog_touched = INITIAL_JIFFIES; static DEFINE_PER_CPU(unsigned long, wq_watchdog_touched_cpu) = INITIAL_JIFFIES; @@ -5388,7 +5382,7 @@ static void wq_watchdog_reset_touched(void) per_cpu(wq_watchdog_touched_cpu, cpu) = jiffies; } -static void wq_watchdog_timer_fn(unsigned long data) +static void wq_watchdog_timer_fn(struct timer_list *unused) { unsigned long thresh = READ_ONCE(wq_watchdog_thresh) * HZ; bool lockup_detected = false; @@ -5490,6 +5484,7 @@ module_param_cb(watchdog_thresh, &wq_watchdog_thresh_ops, &wq_watchdog_thresh, static void wq_watchdog_init(void) { + timer_setup(&wq_watchdog_timer, wq_watchdog_timer_fn, TIMER_DEFERRABLE); wq_watchdog_set_thresh(wq_watchdog_thresh); } diff --git a/lib/random32.c b/lib/random32.c index 0a90cb0e0fb6..65cc018fef40 100644 --- a/lib/random32.c +++ b/lib/random32.c @@ -215,7 +215,7 @@ core_initcall(prandom_init); static void __prandom_timer(unsigned long dontcare); -static DEFINE_TIMER(seed_timer, __prandom_timer, 0, 0); +static DEFINE_TIMER(seed_timer, __prandom_timer); static void __prandom_timer(unsigned long dontcare) { diff --git a/net/atm/mpc.c b/net/atm/mpc.c index 5677147209e8..63138c8c2269 100644 --- a/net/atm/mpc.c +++ b/net/atm/mpc.c @@ -121,7 +121,7 @@ static struct notifier_block mpoa_notifier = { struct mpoa_client *mpcs = NULL; /* FIXME */ static struct atm_mpoa_qos *qos_head = NULL; -static DEFINE_TIMER(mpc_timer, NULL, 0, 0); +static DEFINE_TIMER(mpc_timer, NULL); static struct mpoa_client *find_mpc_by_itfnum(int itf) diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c index 0bd3afd01dd2..6538632fbd03 100644 --- a/net/decnet/dn_route.c +++ b/net/decnet/dn_route.c @@ -131,7 +131,7 @@ static struct dn_rt_hash_bucket *dn_rt_hash_table; static unsigned int dn_rt_hash_mask; static struct timer_list dn_route_timer; -static DEFINE_TIMER(dn_rt_flush_timer, dn_run_flush, 0, 0); +static DEFINE_TIMER(dn_rt_flush_timer, dn_run_flush); int decnet_dst_gc_interval = 2; static struct dst_ops dn_dst_ops = { diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c index 15535ee327c5..9f2e73c71768 100644 --- a/net/ipv6/ip6_flowlabel.c +++ b/net/ipv6/ip6_flowlabel.c @@ -47,7 +47,7 @@ static atomic_t fl_size = ATOMIC_INIT(0); static struct ip6_flowlabel __rcu *fl_ht[FL_HASH_MASK+1]; static void ip6_fl_gc(unsigned long dummy); -static DEFINE_TIMER(ip6_fl_gc_timer, ip6_fl_gc, 0, 0); +static DEFINE_TIMER(ip6_fl_gc_timer, ip6_fl_gc); /* FL hash table lock: it protects only of GC */ diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index 3d2ac71a83ec..3a43b3470331 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -104,7 +104,7 @@ static inline void ct_write_unlock_bh(unsigned int key) spin_unlock_bh(&__ip_vs_conntbl_lock_array[key&CT_LOCKARRAY_MASK].l); } -static void ip_vs_conn_expire(unsigned long data); +static void ip_vs_conn_expire(struct timer_list *t); /* * Returns hash value for IPVS connection entry @@ -457,7 +457,7 @@ EXPORT_SYMBOL_GPL(ip_vs_conn_out_get_proto); static void __ip_vs_conn_put_notimer(struct ip_vs_conn *cp) { __ip_vs_conn_put(cp); - ip_vs_conn_expire((unsigned long)cp); + ip_vs_conn_expire(&cp->timer); } /* @@ -817,9 +817,9 @@ static void ip_vs_conn_rcu_free(struct rcu_head *head) kmem_cache_free(ip_vs_conn_cachep, cp); } -static void ip_vs_conn_expire(unsigned long data) +static void ip_vs_conn_expire(struct timer_list *t) { - struct ip_vs_conn *cp = (struct ip_vs_conn *)data; + struct ip_vs_conn *cp = from_timer(cp, t, timer); struct netns_ipvs *ipvs = cp->ipvs; /* @@ -909,7 +909,7 @@ ip_vs_conn_new(const struct ip_vs_conn_param *p, int dest_af, } INIT_HLIST_NODE(&cp->c_list); - setup_timer(&cp->timer, ip_vs_conn_expire, (unsigned long)cp); + timer_setup(&cp->timer, ip_vs_conn_expire, 0); cp->ipvs = ipvs; cp->af = p->af; cp->daf = dest_af; diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 4f940d7eb2f7..b47e266c6eca 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -1146,9 +1146,9 @@ ip_vs_del_dest(struct ip_vs_service *svc, struct ip_vs_dest_user_kern *udest) return 0; } -static void ip_vs_dest_trash_expire(unsigned long data) +static void ip_vs_dest_trash_expire(struct timer_list *t) { - struct netns_ipvs *ipvs = (struct netns_ipvs *)data; + struct netns_ipvs *ipvs = from_timer(ipvs, t, dest_trash_timer); struct ip_vs_dest *dest, *next; unsigned long now = jiffies; @@ -4019,8 +4019,7 @@ int __net_init ip_vs_control_net_init(struct netns_ipvs *ipvs) INIT_LIST_HEAD(&ipvs->dest_trash); spin_lock_init(&ipvs->dest_trash_lock); - setup_timer(&ipvs->dest_trash_timer, ip_vs_dest_trash_expire, - (unsigned long) ipvs); + timer_setup(&ipvs->dest_trash_timer, ip_vs_dest_trash_expire, 0); atomic_set(&ipvs->ftpsvc_counter, 0); atomic_set(&ipvs->nullsvc_counter, 0); atomic_set(&ipvs->conn_out_counter, 0); diff --git a/net/netfilter/ipvs/ip_vs_est.c b/net/netfilter/ipvs/ip_vs_est.c index 457c6c193e13..489055091a9b 100644 --- a/net/netfilter/ipvs/ip_vs_est.c +++ b/net/netfilter/ipvs/ip_vs_est.c @@ -97,12 +97,12 @@ static void ip_vs_read_cpu_stats(struct ip_vs_kstats *sum, } -static void estimation_timer(unsigned long arg) +static void estimation_timer(struct timer_list *t) { struct ip_vs_estimator *e; struct ip_vs_stats *s; u64 rate; - struct netns_ipvs *ipvs = (struct netns_ipvs *)arg; + struct netns_ipvs *ipvs = from_timer(ipvs, t, est_timer); spin_lock(&ipvs->est_lock); list_for_each_entry(e, &ipvs->est_list, list) { @@ -192,7 +192,7 @@ int __net_init ip_vs_estimator_net_init(struct netns_ipvs *ipvs) { INIT_LIST_HEAD(&ipvs->est_list); spin_lock_init(&ipvs->est_lock); - setup_timer(&ipvs->est_timer, estimation_timer, (unsigned long)ipvs); + timer_setup(&ipvs->est_timer, estimation_timer, 0); mod_timer(&ipvs->est_timer, jiffies + 2 * HZ); return 0; } diff --git a/net/netfilter/ipvs/ip_vs_lblc.c b/net/netfilter/ipvs/ip_vs_lblc.c index b6aa4a970c6e..d625179de485 100644 --- a/net/netfilter/ipvs/ip_vs_lblc.c +++ b/net/netfilter/ipvs/ip_vs_lblc.c @@ -106,6 +106,7 @@ struct ip_vs_lblc_table { struct rcu_head rcu_head; struct hlist_head bucket[IP_VS_LBLC_TAB_SIZE]; /* hash bucket */ struct timer_list periodic_timer; /* collect stale entries */ + struct ip_vs_service *svc; /* pointer back to service */ atomic_t entries; /* number of entries */ int max_size; /* maximum size of entries */ int rover; /* rover for expire check */ @@ -294,10 +295,10 @@ static inline void ip_vs_lblc_full_check(struct ip_vs_service *svc) * of the table. * The full expiration check is for this purpose now. */ -static void ip_vs_lblc_check_expire(unsigned long data) +static void ip_vs_lblc_check_expire(struct timer_list *t) { - struct ip_vs_service *svc = (struct ip_vs_service *) data; - struct ip_vs_lblc_table *tbl = svc->sched_data; + struct ip_vs_lblc_table *tbl = from_timer(tbl, t, periodic_timer); + struct ip_vs_service *svc = tbl->svc; unsigned long now = jiffies; int goal; int i, j; @@ -369,12 +370,12 @@ static int ip_vs_lblc_init_svc(struct ip_vs_service *svc) tbl->rover = 0; tbl->counter = 1; tbl->dead = 0; + tbl->svc = svc; /* * Hook periodic timer for garbage collection */ - setup_timer(&tbl->periodic_timer, ip_vs_lblc_check_expire, - (unsigned long)svc); + timer_setup(&tbl->periodic_timer, ip_vs_lblc_check_expire, 0); mod_timer(&tbl->periodic_timer, jiffies + CHECK_EXPIRE_INTERVAL); return 0; diff --git a/net/netfilter/ipvs/ip_vs_lblcr.c b/net/netfilter/ipvs/ip_vs_lblcr.c index c13ff575f9f7..84c57b62a588 100644 --- a/net/netfilter/ipvs/ip_vs_lblcr.c +++ b/net/netfilter/ipvs/ip_vs_lblcr.c @@ -278,6 +278,7 @@ struct ip_vs_lblcr_table { atomic_t entries; /* number of entries */ int max_size; /* maximum size of entries */ struct timer_list periodic_timer; /* collect stale entries */ + struct ip_vs_service *svc; /* pointer back to service */ int rover; /* rover for expire check */ int counter; /* counter for no expire */ bool dead; @@ -458,10 +459,10 @@ static inline void ip_vs_lblcr_full_check(struct ip_vs_service *svc) * of the table. * The full expiration check is for this purpose now. */ -static void ip_vs_lblcr_check_expire(unsigned long data) +static void ip_vs_lblcr_check_expire(struct timer_list *t) { - struct ip_vs_service *svc = (struct ip_vs_service *) data; - struct ip_vs_lblcr_table *tbl = svc->sched_data; + struct ip_vs_lblcr_table *tbl = from_timer(tbl, t, periodic_timer); + struct ip_vs_service *svc = tbl->svc; unsigned long now = jiffies; int goal; int i, j; @@ -532,12 +533,12 @@ static int ip_vs_lblcr_init_svc(struct ip_vs_service *svc) tbl->rover = 0; tbl->counter = 1; tbl->dead = 0; + tbl->svc = svc; /* * Hook periodic timer for garbage collection */ - setup_timer(&tbl->periodic_timer, ip_vs_lblcr_check_expire, - (unsigned long)svc); + timer_setup(&tbl->periodic_timer, ip_vs_lblcr_check_expire, 0); mod_timer(&tbl->periodic_timer, jiffies + CHECK_EXPIRE_INTERVAL); return 0; diff --git a/net/netrom/nr_loopback.c b/net/netrom/nr_loopback.c index 94d4e922af53..989ae647825e 100644 --- a/net/netrom/nr_loopback.c +++ b/net/netrom/nr_loopback.c @@ -18,7 +18,7 @@ static void nr_loopback_timer(unsigned long); static struct sk_buff_head loopback_queue; -static DEFINE_TIMER(loopback_timer, nr_loopback_timer, 0, 0); +static DEFINE_TIMER(loopback_timer, nr_loopback_timer); void __init nr_loopback_init(void) { diff --git a/security/keys/gc.c b/security/keys/gc.c index f01d48cb3de1..afb3a9175d76 100644 --- a/security/keys/gc.c +++ b/security/keys/gc.c @@ -30,7 +30,7 @@ DECLARE_WORK(key_gc_work, key_garbage_collector); * Reaper for links from keyrings to dead keys. */ static void key_gc_timer_func(unsigned long); -static DEFINE_TIMER(key_gc_timer, key_gc_timer_func, 0, 0); +static DEFINE_TIMER(key_gc_timer, key_gc_timer_func); static time_t key_gc_next_run = LONG_MAX; static struct key_type *key_gc_dead_keytype; diff --git a/sound/oss/midibuf.c b/sound/oss/midibuf.c index 701c7625c971..1277df815d5b 100644 --- a/sound/oss/midibuf.c +++ b/sound/oss/midibuf.c @@ -52,7 +52,7 @@ static struct midi_parms parms[MAX_MIDI_DEV]; static void midi_poll(unsigned long dummy); -static DEFINE_TIMER(poll_timer, midi_poll, 0, 0); +static DEFINE_TIMER(poll_timer, midi_poll); static volatile int open_devs; static DEFINE_SPINLOCK(lock); diff --git a/sound/oss/soundcard.c b/sound/oss/soundcard.c index b70c7c8f9c5d..4391062e5cfd 100644 --- a/sound/oss/soundcard.c +++ b/sound/oss/soundcard.c @@ -662,7 +662,7 @@ static void do_sequencer_timer(unsigned long dummy) } -static DEFINE_TIMER(seq_timer, do_sequencer_timer, 0, 0); +static DEFINE_TIMER(seq_timer, do_sequencer_timer); void request_sound_timer(int count) { diff --git a/sound/oss/sys_timer.c b/sound/oss/sys_timer.c index d17019d25b99..8a4b5625dba6 100644 --- a/sound/oss/sys_timer.c +++ b/sound/oss/sys_timer.c @@ -28,7 +28,7 @@ static unsigned long prev_event_time; static void poll_def_tmr(unsigned long dummy); static DEFINE_SPINLOCK(lock); -static DEFINE_TIMER(def_tmr, poll_def_tmr, 0, 0); +static DEFINE_TIMER(def_tmr, poll_def_tmr); static unsigned long tmr2ticks(int tmr_value) diff --git a/sound/oss/uart6850.c b/sound/oss/uart6850.c index eda32d7eddbd..a9d3f7568525 100644 --- a/sound/oss/uart6850.c +++ b/sound/oss/uart6850.c @@ -78,7 +78,7 @@ static void (*midi_input_intr) (int dev, unsigned char data); static void poll_uart6850(unsigned long dummy); -static DEFINE_TIMER(uart6850_timer, poll_uart6850, 0, 0); +static DEFINE_TIMER(uart6850_timer, poll_uart6850); static void uart6850_input_loop(void) { |