diff options
| -rw-r--r-- | Documentation/feature-removal-schedule.txt | 8 | ||||
| -rw-r--r-- | arch/alpha/Kconfig | 3 | ||||
| -rw-r--r-- | arch/blackfin/Kconfig | 3 | ||||
| -rw-r--r-- | arch/frv/Kconfig | 4 | ||||
| -rw-r--r-- | arch/ia64/Kconfig | 3 | ||||
| -rw-r--r-- | arch/m68knommu/Kconfig | 4 | ||||
| -rw-r--r-- | arch/microblaze/Kconfig | 3 | ||||
| -rw-r--r-- | arch/mips/Kconfig | 3 | ||||
| -rw-r--r-- | arch/mn10300/Kconfig | 3 | ||||
| -rw-r--r-- | arch/parisc/Kconfig | 4 | ||||
| -rw-r--r-- | arch/powerpc/Kconfig | 4 | ||||
| -rw-r--r-- | arch/score/Kconfig | 3 | ||||
| -rw-r--r-- | arch/sparc/Kconfig | 4 | ||||
| -rw-r--r-- | arch/tile/Kconfig | 3 | ||||
| -rw-r--r-- | arch/um/Kconfig.um | 3 | ||||
| -rw-r--r-- | include/linux/irqdesc.h | 14 | ||||
| -rw-r--r-- | kernel/irq/Kconfig | 3 | ||||
| -rw-r--r-- | kernel/irq/handle.c | 111 |
18 files changed, 0 insertions, 183 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 8c594c45b6a1..b959659c5df4 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -357,14 +357,6 @@ Who: Dave Jones <davej@redhat.com>, Matthew Garrett <mjg@redhat.com> ----------------------------- -What: __do_IRQ all in one fits nothing interrupt handler -When: 2.6.32 -Why: __do_IRQ was kept for easy migration to the type flow handlers. - More than two years of migration time is enough. -Who: Thomas Gleixner <tglx@linutronix.de> - ------------------------------ - What: fakephp and associated sysfs files in /sys/bus/pci/slots/ When: 2011 Why: In 2.6.27, the semantics of /sys/bus/pci/slots was redefined to diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index fc95ee1bcf6f..943fe6930f77 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -68,9 +68,6 @@ config GENERIC_IOMAP bool default n -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_HARDIRQS bool default y diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 0a221d48152d..a37b2be23f18 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -50,9 +50,6 @@ config GENERIC_HARDIRQS config GENERIC_IRQ_PROBE def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_GPIO def_bool y diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index f6bcb039cd6d..e504edeb3d84 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -33,10 +33,6 @@ config GENERIC_HARDIRQS bool default y -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - default y - config TIME_LOW_RES bool default y diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index e0f5b6d7f849..be1faf991813 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -684,9 +684,6 @@ source "lib/Kconfig" config GENERIC_HARDIRQS def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_IRQ_PROBE bool default y diff --git a/arch/m68knommu/Kconfig b/arch/m68knommu/Kconfig index 704e7b92334c..7379cb0ce1af 100644 --- a/arch/m68knommu/Kconfig +++ b/arch/m68knommu/Kconfig @@ -52,10 +52,6 @@ config GENERIC_HARDIRQS bool default y -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - default y - config GENERIC_CALIBRATE_DELAY bool default y diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 5f5018a71a3d..5a6378493797 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -52,9 +52,6 @@ config GENERIC_TIME_VSYSCALL config GENERIC_CLOCKEVENTS def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_GPIO def_bool y diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 548e6cc3bc28..f5ecc0566bc2 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -793,9 +793,6 @@ config SCHED_OMIT_FRAME_POINTER bool default y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - # # Select some configuration options automatically based on user selections. # diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index 8ed41cf2b08d..4638269152f6 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -34,9 +34,6 @@ config RWSEM_GENERIC_SPINLOCK config RWSEM_XCHGADD_ALGORITHM bool -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_CALIBRATE_DELAY def_bool y diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 0888675c98dd..4b94ac4dc603 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -12,7 +12,6 @@ config PARISC select HAVE_IRQ_WORK select HAVE_PERF_EVENTS select GENERIC_ATOMIC64 if !64BIT - select GENERIC_HARDIRQS_NO__DO_IRQ help The PA-RISC microprocessor is designed by Hewlett-Packard and used in many of their workstations & servers (HP9000 700 and 800 series, @@ -79,9 +78,6 @@ config IRQ_PER_CPU bool default y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - # unless you want to implement ACPI on PA-RISC ... ;-) config PM bool diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 959f38ccb9a7..e0b185dd718a 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -40,10 +40,6 @@ config GENERIC_HARDIRQS bool default y -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - default y - config HAVE_SETUP_PER_CPU_AREA def_bool PPC64 diff --git a/arch/score/Kconfig b/arch/score/Kconfig index 4293fdcb5398..4f159acfbe33 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -53,9 +53,6 @@ config GENERIC_CLOCKEVENTS config SCHED_NO_NO_OMIT_FRAME_POINTER def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_SYSCALL_TABLE def_bool y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 45d9c87d083a..989bb6415ea3 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -107,10 +107,6 @@ config NEED_PER_CPU_EMBED_FIRST_CHUNK config NEED_PER_CPU_PAGE_FIRST_CHUNK def_bool y if SPARC64 -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - def_bool y if SPARC64 - config MMU bool default y diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index 4e8b82bca9e5..c16b98c2435d 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -10,9 +10,6 @@ config GENERIC_CSUM config GENERIC_HARDIRQS def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_IRQ_PROBE def_bool y diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um index f8d1d0d47fe6..90a438acbfaf 100644 --- a/arch/um/Kconfig.um +++ b/arch/um/Kconfig.um @@ -120,9 +120,6 @@ config SMP If you don't know what to do, say N. -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config NR_CPUS int "Maximum number of CPUs (2-32)" range 2 32 diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 6a64c6fa81af..c1a95b7b58de 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -101,13 +101,6 @@ static inline struct irq_desc *move_irq_desc(struct irq_desc *desc, int node) #define get_irq_desc_msi(desc) ((desc)->irq_data.msi_desc) /* - * Monolithic do_IRQ implementation. - */ -#ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ -extern unsigned int __do_IRQ(unsigned int irq); -#endif - -/* * Architectures call this to let the generic IRQ layer * handle an interrupt. If the descriptor is attached to an * irqchip-style controller then we call the ->handle_irq() handler, @@ -115,14 +108,7 @@ extern unsigned int __do_IRQ(unsigned int irq); */ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *desc) { -#ifdef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ desc->handle_irq(irq, desc); -#else - if (likely(desc->handle_irq)) - desc->handle_irq(irq, desc); - else - __do_IRQ(irq); -#endif } static inline void generic_handle_irq(unsigned int irq) diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig index 31d766bf5d2e..8e42fec7686d 100644 --- a/kernel/irq/Kconfig +++ b/kernel/irq/Kconfig @@ -9,9 +9,6 @@ menu "IRQ subsystem" config GENERIC_HARDIRQS def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - # Select this to disable the deprecated stuff config GENERIC_HARDIRQS_NO_DEPRECATED def_bool n diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index e2347eb63306..3540a7190122 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -118,114 +118,3 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action) return retval; } - -#ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ - -#ifdef CONFIG_ENABLE_WARN_DEPRECATED -# warning __do_IRQ is deprecated. Please convert to proper flow handlers -#endif - -/** - * __do_IRQ - original all in one highlevel IRQ handler - * @irq: the interrupt number - * - * __do_IRQ handles all normal device IRQ's (the special - * SMP cross-CPU interrupts have their own specific - * handlers). - * - * This is the original x86 implementation which is used for every - * interrupt type. - */ -unsigned int __do_IRQ(unsigned int irq) -{ - struct irq_desc *desc = irq_to_desc(irq); - struct irqaction *action; - unsigned int status; - - kstat_incr_irqs_this_cpu(irq, desc); - - if (CHECK_IRQ_PER_CPU(desc->status)) { - irqreturn_t action_ret; - - /* - * No locking required for CPU-local interrupts: - */ - if (desc->irq_data.chip->ack) - desc->irq_data.chip->ack(irq); - if (likely(!(desc->status & IRQ_DISABLED))) { - action_ret = handle_IRQ_event(irq, desc->action); - if (!noirqdebug) - note_interrupt(irq, desc, action_ret); - } - desc->irq_data.chip->end(irq); - return 1; - } - - raw_spin_lock(&desc->lock); - if (desc->irq_data.chip->ack) - desc->irq_data.chip->ack(irq); - /* - * REPLAY is when Linux resends an IRQ that was dropped earlier - * WAITING is used by probe to mark irqs that are being tested - */ - status = desc->status & ~(IRQ_REPLAY | IRQ_WAITING); - status |= IRQ_PENDING; /* we _want_ to handle it */ - - /* - * If the IRQ is disabled for whatever reason, we cannot - * use the action we have. - */ - action = NULL; - if (likely(!(status & (IRQ_DISABLED | IRQ_INPROGRESS)))) { - action = desc->action; - status &= ~IRQ_PENDING; /* we commit to handling */ - status |= IRQ_INPROGRESS; /* we are handling it */ - } - desc->status = status; - - /* - * If there is no IRQ handler or it was disabled, exit early. - * Since we set PENDING, if another processor is handling - * a different instance of this same irq, the other processor - * will take care of it. - */ - if (unlikely(!action)) - goto out; - - /* - * Edge triggered interrupts need to remember - * pending events. - * This applies to any hw interrupts that allow a second - * instance of the same irq to arrive while we are in do_IRQ - * or in the handler. But the code here only handles the _second_ - * instance of the irq, not the third or fourth. So it is mostly - * useful for irq hardware that does not mask cleanly in an - * SMP environment. - */ - for (;;) { - irqreturn_t action_ret; - - raw_spin_unlock(&desc->lock); - - action_ret = handle_IRQ_event(irq, action); - if (!noirqdebug) - note_interrupt(irq, desc, action_ret); - - raw_spin_lock(&desc->lock); - if (likely(!(desc->status & IRQ_PENDING))) - break; - desc->status &= ~IRQ_PENDING; - } - desc->status &= ~IRQ_INPROGRESS; - -out: - /* - * The ->end() handler has to deal with interrupts which got - * disabled while the handler was running. - */ - desc->irq_data.chip->end(irq); - raw_spin_unlock(&desc->lock); - - return 1; -} -#endif |