diff options
105 files changed, 179 insertions, 158 deletions
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c index 17cf249b18ee..3cb2f07ce8eb 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c @@ -628,7 +628,7 @@ static int mpc52xx_wdt_open(struct inode *inode, struct file *file) } file->private_data = mpc52xx_gpt_wdt; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int mpc52xx_wdt_release(struct inode *inode, struct file *file) diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 48c2477e7e2a..bfb9ca99ac05 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -588,7 +588,7 @@ static int spufs_pipe_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); file->private_data = i->i_ctx; - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/arch/um/drivers/harddog_kern.c b/arch/um/drivers/harddog_kern.c index 6d381279b362..000cb69ba0bc 100644 --- a/arch/um/drivers/harddog_kern.c +++ b/arch/um/drivers/harddog_kern.c @@ -85,7 +85,7 @@ static int harddog_open(struct inode *inode, struct file *file) timer_alive = 1; spin_unlock(&lock); mutex_unlock(&harddog_mutex); - return nonseekable_open(inode, file); + return stream_open(inode, file); err: spin_unlock(&lock); mutex_unlock(&harddog_mutex); diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c index 8a4a7823451a..c321f4f513f9 100644 --- a/arch/x86/kernel/cpu/microcode/core.c +++ b/arch/x86/kernel/cpu/microcode/core.c @@ -428,7 +428,7 @@ static int do_microcode_update(const void __user *buf, size_t size) static int microcode_open(struct inode *inode, struct file *file) { - return capable(CAP_SYS_RAWIO) ? nonseekable_open(inode, file) : -EPERM; + return capable(CAP_SYS_RAWIO) ? stream_open(inode, file) : -EPERM; } static ssize_t microcode_write(struct file *file, const char __user *buf, diff --git a/drivers/char/ds1620.c b/drivers/char/ds1620.c index a5ecf6dae02e..373f549525fe 100644 --- a/drivers/char/ds1620.c +++ b/drivers/char/ds1620.c @@ -212,7 +212,7 @@ static void ds1620_read_state(struct therm *therm) static int ds1620_open(struct inode *inode, struct file *file) { - return nonseekable_open(inode, file); + return stream_open(inode, file); } static ssize_t diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c index f882460b5a44..4fed8fafa0f0 100644 --- a/drivers/char/dtlk.c +++ b/drivers/char/dtlk.c @@ -298,12 +298,11 @@ static int dtlk_open(struct inode *inode, struct file *file) { TRACE_TEXT("(dtlk_open"); - nonseekable_open(inode, file); switch (iminor(inode)) { case DTLK_MINOR: if (dtlk_busy) return -EBUSY; - return nonseekable_open(inode, file); + return stream_open(inode, file); default: return -ENXIO; diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c index 2924a4bc4a32..74c6d1f34132 100644 --- a/drivers/char/ipmi/ipmi_watchdog.c +++ b/drivers/char/ipmi/ipmi_watchdog.c @@ -837,7 +837,7 @@ static int ipmi_open(struct inode *ino, struct file *filep) * first heartbeat. */ ipmi_start_timer_on_heartbeat = 1; - return nonseekable_open(ino, filep); + return stream_open(ino, filep); default: return (-ENODEV); diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c index 7a4eb86aedac..15bf585af5d3 100644 --- a/drivers/char/pcmcia/cm4000_cs.c +++ b/drivers/char/pcmcia/cm4000_cs.c @@ -1682,7 +1682,7 @@ static int cmm_open(struct inode *inode, struct file *filp) link->open = 1; /* only one open per device */ DEBUGP(2, dev, "<- cmm_open\n"); - ret = nonseekable_open(inode, filp); + ret = stream_open(inode, filp); out: mutex_unlock(&cmm_mutex); return ret; diff --git a/drivers/char/pcmcia/scr24x_cs.c b/drivers/char/pcmcia/scr24x_cs.c index f6b43d9350f0..04b39c3596cc 100644 --- a/drivers/char/pcmcia/scr24x_cs.c +++ b/drivers/char/pcmcia/scr24x_cs.c @@ -92,7 +92,7 @@ static int scr24x_open(struct inode *inode, struct file *filp) kref_get(&dev->refcnt); filp->private_data = dev; - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int scr24x_release(struct inode *inode, struct file *filp) diff --git a/drivers/char/tb0219.c b/drivers/char/tb0219.c index 7c19d9b22785..e8614ea843e2 100644 --- a/drivers/char/tb0219.c +++ b/drivers/char/tb0219.c @@ -243,7 +243,7 @@ static int tanbac_tb0219_open(struct inode *inode, struct file *file) case 16 ... 23: case 32 ... 39: case 48 ... 55: - return nonseekable_open(inode, file); + return stream_open(inode, file); default: break; } diff --git a/drivers/firewire/nosy.c b/drivers/firewire/nosy.c index a128dd1126ae..515e96db4391 100644 --- a/drivers/firewire/nosy.c +++ b/drivers/firewire/nosy.c @@ -303,7 +303,7 @@ nosy_open(struct inode *inode, struct file *file) file->private_data = client; - return nonseekable_open(inode, file); + return stream_open(inode, file); fail: kfree(client); lynx_put(lynx); diff --git a/drivers/gnss/core.c b/drivers/gnss/core.c index 320cfca80d5f..e6f94501cb28 100644 --- a/drivers/gnss/core.c +++ b/drivers/gnss/core.c @@ -42,7 +42,7 @@ static int gnss_open(struct inode *inode, struct file *file) get_device(&gdev->dev); - nonseekable_open(inode, file); + stream_open(inode, file); file->private_data = gdev; down_write(&gdev->rwsem); diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c index 840634e0f1e3..dbaead0a5371 100644 --- a/drivers/hid/uhid.c +++ b/drivers/hid/uhid.c @@ -632,7 +632,7 @@ static int uhid_char_open(struct inode *inode, struct file *file) INIT_WORK(&uhid->worker, uhid_device_add_worker); file->private_data = uhid; - nonseekable_open(inode, file); + stream_open(inode, file); return 0; } diff --git a/drivers/hwmon/fschmd.c b/drivers/hwmon/fschmd.c index 042a166e1858..8fb54079fac8 100644 --- a/drivers/hwmon/fschmd.c +++ b/drivers/hwmon/fschmd.c @@ -837,7 +837,7 @@ static int watchdog_open(struct inode *inode, struct file *filp) watchdog_trigger(data); filp->private_data = data; - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int watchdog_release(struct inode *inode, struct file *filp) diff --git a/drivers/hwmon/w83793.c b/drivers/hwmon/w83793.c index 0af0f6283b35..e94ae1bb3cf0 100644 --- a/drivers/hwmon/w83793.c +++ b/drivers/hwmon/w83793.c @@ -1341,7 +1341,7 @@ static int watchdog_open(struct inode *inode, struct file *filp) /* Store pointer to data into filp's private data */ filp->private_data = data; - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int watchdog_close(struct inode *inode, struct file *filp) diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c index 7541fbaf58a3..65c3230f5663 100644 --- a/drivers/infiniband/core/ucm.c +++ b/drivers/infiniband/core/ucm.c @@ -1175,7 +1175,7 @@ static int ib_ucm_open(struct inode *inode, struct file *filp) file->filp = filp; file->device = container_of(inode->i_cdev, struct ib_ucm_device, cdev); - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int ib_ucm_close(struct inode *inode, struct file *filp) diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 7468b26b8a01..140a338a135f 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -1744,7 +1744,7 @@ static int ucma_open(struct inode *inode, struct file *filp) filp->private_data = file; file->filp = filp; - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int ucma_close(struct inode *inode, struct file *filp) diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index 02b7947ab215..b58b07c03cfb 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -985,7 +985,7 @@ static int ib_umad_open(struct inode *inode, struct file *filp) list_add_tail(&file->port_list, &port->file_list); - nonseekable_open(inode, filp); + stream_open(inode, filp); out: mutex_unlock(&port->file_mutex); return ret; diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index c489f545baae..8b43dd96d3b2 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -1132,7 +1132,7 @@ static int ib_uverbs_open(struct inode *inode, struct file *filp) setup_ufile_idr_uobject(file); - return nonseekable_open(inode, filp); + return stream_open(inode, filp); err_module: module_put(ib_dev->owner); diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index f48369d6f3a0..f040d8881ff2 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -524,7 +524,7 @@ static int evdev_open(struct inode *inode, struct file *file) goto err_free_client; file->private_data = client; - nonseekable_open(inode, file); + stream_open(inode, file); return 0; diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 4c1e427dfabb..d806f6be4788 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -279,7 +279,7 @@ static int joydev_open(struct inode *inode, struct file *file) goto err_free_client; file->private_data = client; - nonseekable_open(inode, file); + stream_open(inode, file); return 0; diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index 26ec603fe220..1a6762fc38f9 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -398,7 +398,7 @@ static int uinput_open(struct inode *inode, struct file *file) newdev->state = UIST_NEW_DEVICE; file->private_data = newdev; - nonseekable_open(inode, file); + stream_open(inode, file); return 0; } diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c index e1da70a9530c..3c3ad42f22bf 100644 --- a/drivers/isdn/capi/capi.c +++ b/drivers/isdn/capi/capi.c @@ -960,7 +960,7 @@ static int capi_open(struct inode *inode, struct file *file) list_add_tail(&cdev->list, &capidev_list); mutex_unlock(&capidev_list_lock); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int capi_release(struct inode *inode, struct file *file) diff --git a/drivers/leds/uleds.c b/drivers/leds/uleds.c index 0c43bfac9598..08b6a769ff8f 100644 --- a/drivers/leds/uleds.c +++ b/drivers/leds/uleds.c @@ -74,7 +74,7 @@ static int uleds_open(struct inode *inode, struct file *file) udev->state = ULEDS_STATE_UNKNOWN; file->private_data = udev; - nonseekable_open(inode, file); + stream_open(inode, file); return 0; } diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c index f862f1b7f996..92db1e83c192 100644 --- a/drivers/media/rc/lirc_dev.c +++ b/drivers/media/rc/lirc_dev.c @@ -195,7 +195,7 @@ static int ir_lirc_open(struct inode *inode, struct file *file) list_add(&fh->list, &dev->lirc_fh); spin_unlock_irqrestore(&dev->lirc_fh_lock, flags); - nonseekable_open(inode, file); + stream_open(inode, file); return 0; out_kfifo: diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c index e22766c79fe9..0f7b80144863 100644 --- a/drivers/pci/switch/switchtec.c +++ b/drivers/pci/switch/switchtec.c @@ -390,7 +390,7 @@ static int switchtec_dev_open(struct inode *inode, struct file *filp) return PTR_ERR(stuser); filp->private_data = stuser; - nonseekable_open(inode, filp); + stream_open(inode, filp); dev_dbg(&stdev->dev, "%s: %p\n", __func__, stuser); diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c index 71308766e891..2b8e8a01a739 100644 --- a/drivers/platform/chrome/cros_ec_debugfs.c +++ b/drivers/platform/chrome/cros_ec_debugfs.c @@ -132,7 +132,7 @@ static int cros_ec_console_log_open(struct inode *inode, struct file *file) { file->private_data = inode->i_private; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static ssize_t cros_ec_console_log_read(struct file *file, char __user *buf, diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index 38a2e9e684df..225a8df1d4e9 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -467,7 +467,7 @@ static int ds1374_wdt_open(struct inode *inode, struct file *file) */ wdt_is_open = 1; mutex_unlock(&ds1374->mutex); - return nonseekable_open(inode, file); + return stream_open(inode, file); } return -ENODEV; } diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c index ebf50b1540f2..dd5a8991f75b 100644 --- a/drivers/rtc/rtc-m41t80.c +++ b/drivers/rtc/rtc-m41t80.c @@ -802,7 +802,7 @@ static int wdt_open(struct inode *inode, struct file *file) */ wdt_is_open = 1; mutex_unlock(&m41t80_rtc_mutex); - return nonseekable_open(inode, file); + return stream_open(inode, file); } return -ENODEV; } diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c index 8b48ba9c598e..4c4683d8784a 100644 --- a/drivers/s390/char/fs3270.c +++ b/drivers/s390/char/fs3270.c @@ -486,7 +486,7 @@ fs3270_open(struct inode *inode, struct file *filp) raw3270_del_view(&fp->view); goto out; } - nonseekable_open(inode, filp); + stream_open(inode, filp); filp->private_data = fp; out: mutex_unlock(&fs3270_mutex); diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c index fc206c9d1c56..ea4253939555 100644 --- a/drivers/s390/char/tape_char.c +++ b/drivers/s390/char/tape_char.c @@ -290,7 +290,7 @@ tapechar_open (struct inode *inode, struct file *filp) rc = tape_open(device); if (rc == 0) { filp->private_data = device; - nonseekable_open(inode, filp); + stream_open(inode, filp); } else tape_put_device(device); diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c index f75d3bfb5af3..405a60538630 100644 --- a/drivers/s390/char/zcore.c +++ b/drivers/s390/char/zcore.c @@ -191,7 +191,7 @@ static ssize_t zcore_reipl_write(struct file *filp, const char __user *buf, static int zcore_reipl_open(struct inode *inode, struct file *filp) { - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int zcore_reipl_release(struct inode *inode, struct file *filp) diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index c31b2d31cd83..852b8c2299c1 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -525,7 +525,7 @@ static int zcrypt_open(struct inode *inode, struct file *filp) filp->private_data = (void *) perms; atomic_inc(&zcrypt_open_count); - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } /** diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 70966e10be7e..ce9142d87f41 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -593,7 +593,7 @@ static int spidev_open(struct inode *inode, struct file *filp) spidev->users++; filp->private_data = spidev; - nonseekable_open(inode, filp); + stream_open(inode, filp); mutex_unlock(&device_list_lock); return 0; diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index b2314636dc89..2299a11b1878 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -971,7 +971,7 @@ static int pi433_open(struct inode *inode, struct file *filp) /* instance data as context */ filp->private_data = instance; - nonseekable_open(inode, filp); + stream_open(inode, filp); return 0; } diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c index 006762b72ff5..6581774bdfa4 100644 --- a/drivers/usb/misc/ldusb.c +++ b/drivers/usb/misc/ldusb.c @@ -307,7 +307,7 @@ static int ld_usb_open(struct inode *inode, struct file *file) int retval; struct usb_interface *interface; - nonseekable_open(inode, file); + stream_open(inode, file); subminor = iminor(inode); interface = usb_find_interface(&ld_usb_driver, subminor); diff --git a/drivers/watchdog/acquirewdt.c b/drivers/watchdog/acquirewdt.c index d6210d946082..957d1255d4ca 100644 --- a/drivers/watchdog/acquirewdt.c +++ b/drivers/watchdog/acquirewdt.c @@ -200,7 +200,7 @@ static int acq_open(struct inode *inode, struct file *file) /* Activate */ acq_keepalive(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int acq_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/advantechwdt.c b/drivers/watchdog/advantechwdt.c index f61944369c1a..2766af292a71 100644 --- a/drivers/watchdog/advantechwdt.c +++ b/drivers/watchdog/advantechwdt.c @@ -199,7 +199,7 @@ static int advwdt_open(struct inode *inode, struct file *file) */ advwdt_ping(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int advwdt_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/alim1535_wdt.c b/drivers/watchdog/alim1535_wdt.c index 60f0c2eb8531..39a07bb5f6d5 100644 --- a/drivers/watchdog/alim1535_wdt.c +++ b/drivers/watchdog/alim1535_wdt.c @@ -249,7 +249,7 @@ static int ali_open(struct inode *inode, struct file *file) /* Activate */ ali_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/drivers/watchdog/alim7101_wdt.c b/drivers/watchdog/alim7101_wdt.c index 12f7ea62dddd..7e9884960eb9 100644 --- a/drivers/watchdog/alim7101_wdt.c +++ b/drivers/watchdog/alim7101_wdt.c @@ -214,7 +214,7 @@ static int fop_open(struct inode *inode, struct file *file) return -EBUSY; /* Good, fire up the show */ wdt_startup(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int fop_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c index ee1ab12ab04f..b9b2d06b3879 100644 --- a/drivers/watchdog/ar7_wdt.c +++ b/drivers/watchdog/ar7_wdt.c @@ -163,7 +163,7 @@ static int ar7_wdt_open(struct inode *inode, struct file *file) ar7_wdt_enable_wdt(); expect_close = 0; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int ar7_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/at91rm9200_wdt.c b/drivers/watchdog/at91rm9200_wdt.c index b45fc0aee667..907a4545dee6 100644 --- a/drivers/watchdog/at91rm9200_wdt.c +++ b/drivers/watchdog/at91rm9200_wdt.c @@ -110,7 +110,7 @@ static int at91_wdt_open(struct inode *inode, struct file *file) return -EBUSY; at91_wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/drivers/watchdog/ath79_wdt.c b/drivers/watchdog/ath79_wdt.c index e2209bf5fa8a..4f56b63f9691 100644 --- a/drivers/watchdog/ath79_wdt.c +++ b/drivers/watchdog/ath79_wdt.c @@ -132,7 +132,7 @@ static int ath79_wdt_open(struct inode *inode, struct file *file) clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags); ath79_wdt_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int ath79_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/bcm63xx_wdt.c b/drivers/watchdog/bcm63xx_wdt.c index d3c1113e774c..e2af37c9a266 100644 --- a/drivers/watchdog/bcm63xx_wdt.c +++ b/drivers/watchdog/bcm63xx_wdt.c @@ -116,7 +116,7 @@ static int bcm63xx_wdt_open(struct inode *inode, struct file *file) return -EBUSY; bcm63xx_wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int bcm63xx_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/cpu5wdt.c b/drivers/watchdog/cpu5wdt.c index 6cfb102c397c..475360de6e9e 100644 --- a/drivers/watchdog/cpu5wdt.c +++ b/drivers/watchdog/cpu5wdt.c @@ -140,7 +140,7 @@ static int cpu5wdt_open(struct inode *inode, struct file *file) { if (test_and_set_bit(0, &cpu5wdt_device.inuse)) return -EBUSY; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int cpu5wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/cpwd.c b/drivers/watchdog/cpwd.c index 32156e199c51..b5b078bdebe6 100644 --- a/drivers/watchdog/cpwd.c +++ b/drivers/watchdog/cpwd.c @@ -394,7 +394,7 @@ static int cpwd_open(struct inode *inode, struct file *f) mutex_unlock(&cpwd_mutex); - return nonseekable_open(inode, f); + return stream_open(inode, f); } static int cpwd_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/eurotechwdt.c b/drivers/watchdog/eurotechwdt.c index 47f77a6fdfd6..89129e6fa9b6 100644 --- a/drivers/watchdog/eurotechwdt.c +++ b/drivers/watchdog/eurotechwdt.c @@ -316,7 +316,7 @@ static int eurwdt_open(struct inode *inode, struct file *file) eurwdt_timeout = WDT_TIMEOUT; /* initial timeout */ /* Activate the WDT */ eurwdt_activate_timer(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c index 9a1c761258ce..021c6ace9462 100644 --- a/drivers/watchdog/f71808e_wdt.c +++ b/drivers/watchdog/f71808e_wdt.c @@ -525,7 +525,7 @@ static int watchdog_open(struct inode *inode, struct file *file) __module_get(THIS_MODULE); watchdog.expect_close = 0; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int watchdog_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/gef_wdt.c b/drivers/watchdog/gef_wdt.c index 006e2348022c..26350b319505 100644 --- a/drivers/watchdog/gef_wdt.c +++ b/drivers/watchdog/gef_wdt.c @@ -229,7 +229,7 @@ static int gef_wdt_open(struct inode *inode, struct file *file) gef_wdt_handler_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int gef_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/geodewdt.c b/drivers/watchdog/geodewdt.c index 88e01238f01b..c5a727da6657 100644 --- a/drivers/watchdog/geodewdt.c +++ b/drivers/watchdog/geodewdt.c @@ -92,7 +92,7 @@ static int geodewdt_open(struct inode *inode, struct file *file) __module_get(THIS_MODULE); geodewdt_ping(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int geodewdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/ib700wdt.c b/drivers/watchdog/ib700wdt.c index cc262284a6aa..30d6cec582af 100644 --- a/drivers/watchdog/ib700wdt.c +++ b/drivers/watchdog/ib700wdt.c @@ -238,7 +238,7 @@ static int ibwdt_open(struct inode *inode, struct file *file) /* Activate */ ibwdt_ping(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int ibwdt_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/ibmasr.c b/drivers/watchdog/ibmasr.c index 366b0474f278..897f7eda9e6a 100644 --- a/drivers/watchdog/ibmasr.c +++ b/drivers/watchdog/ibmasr.c @@ -323,7 +323,7 @@ static int asr_open(struct inode *inode, struct file *file) asr_toggle(); asr_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int asr_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/indydog.c b/drivers/watchdog/indydog.c index 5d20cdd30efe..5592b975fe3a 100644 --- a/drivers/watchdog/indydog.c +++ b/drivers/watchdog/indydog.c @@ -77,7 +77,7 @@ static int indydog_open(struct inode *inode, struct file *file) pr_info("Started watchdog timer\n"); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int indydog_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/intel_scu_watchdog.c b/drivers/watchdog/intel_scu_watchdog.c index 0caab6241eb7..3181a72c7ddf 100644 --- a/drivers/watchdog/intel_scu_watchdog.c +++ b/drivers/watchdog/intel_scu_watchdog.c @@ -304,7 +304,7 @@ static int intel_scu_open(struct inode *inode, struct file *file) if (watchdog_device.driver_closed) return -EPERM; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int intel_scu_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/iop_wdt.c b/drivers/watchdog/iop_wdt.c index b16013ffacc2..d910a7dec21b 100644 --- a/drivers/watchdog/iop_wdt.c +++ b/drivers/watchdog/iop_wdt.c @@ -101,7 +101,7 @@ static int iop_wdt_open(struct inode *inode, struct file *file) clear_bit(WDT_OK_TO_CLOSE, &wdt_status); wdt_enable(); set_bit(WDT_ENABLED, &wdt_status); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static ssize_t iop_wdt_write(struct file *file, const char *data, size_t len, diff --git a/drivers/watchdog/it8712f_wdt.c b/drivers/watchdog/it8712f_wdt.c index 41b3979a9d87..b1567240a0e6 100644 --- a/drivers/watchdog/it8712f_wdt.c +++ b/drivers/watchdog/it8712f_wdt.c @@ -327,7 +327,7 @@ static int it8712f_wdt_open(struct inode *inode, struct file *file) ret = it8712f_wdt_enable(); if (ret) return ret; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int it8712f_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/ixp4xx_wdt.c b/drivers/watchdog/ixp4xx_wdt.c index f20cc53ff719..dd139cda936c 100644 --- a/drivers/watchdog/ixp4xx_wdt.c +++ b/drivers/watchdog/ixp4xx_wdt.c @@ -65,7 +65,7 @@ static int ixp4xx_wdt_open(struct inode *inode, struct file *file) clear_bit(WDT_OK_TO_CLOSE, &wdt_status); wdt_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static ssize_t diff --git a/drivers/watchdog/ks8695_wdt.c b/drivers/watchdog/ks8695_wdt.c index 1e41818a44bc..0565cf30017b 100644 --- a/drivers/watchdog/ks8695_wdt.c +++ b/drivers/watchdog/ks8695_wdt.c @@ -142,7 +142,7 @@ static int ks8695_wdt_open(struct inode *inode, struct file *file) return -EBUSY; ks8695_wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/drivers/watchdog/m54xx_wdt.c b/drivers/watchdog/m54xx_wdt.c index da6fa2b68074..752d03620f0a 100644 --- a/drivers/watchdog/m54xx_wdt.c +++ b/drivers/watchdog/m54xx_wdt.c @@ -85,7 +85,7 @@ static int m54xx_wdt_open(struct inode *inode, struct file *file) clear_bit(WDT_OK_TO_CLOSE, &wdt_status); wdt_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static ssize_t m54xx_wdt_write(struct file *file, const char *data, diff --git a/drivers/watchdog/machzwd.c b/drivers/watchdog/machzwd.c index 88d823d87a4b..53759415cf06 100644 --- a/drivers/watchdog/machzwd.c +++ b/drivers/watchdog/machzwd.c @@ -333,7 +333,7 @@ static int zf_open(struct inode *inode, struct file *file) if (nowayout) __module_get(THIS_MODULE); zf_timer_on(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int zf_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/mixcomwd.c b/drivers/watchdog/mixcomwd.c index 3cc07447c655..ece56db0a379 100644 --- a/drivers/watchdog/mixcomwd.c +++ b/drivers/watchdog/mixcomwd.c @@ -150,7 +150,7 @@ static int mixcomwd_open(struct inode *inode, struct file *file) mixcomwd_timer_alive = 0; } } - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int mixcomwd_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/mtx-1_wdt.c b/drivers/watchdog/mtx-1_wdt.c index e028e0a2eca0..25a92857b217 100644 --- a/drivers/watchdog/mtx-1_wdt.c +++ b/drivers/watchdog/mtx-1_wdt.c @@ -118,7 +118,7 @@ static int mtx1_wdt_open(struct inode *inode, struct file *file) { if (test_and_set_bit(0, &mtx1_wdt_device.inuse)) return -EBUSY; - return nonseekable_open(inode, file); + return stream_open(inode, file); } diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c index 315275d7bab6..c785f4f0a196 100644 --- a/drivers/watchdog/mv64x60_wdt.c +++ b/drivers/watchdog/mv64x60_wdt.c @@ -133,7 +133,7 @@ static int mv64x60_wdt_open(struct inode *inode, struct file *file) mv64x60_wdt_handler_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int mv64x60_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/nuc900_wdt.c b/drivers/watchdog/nuc900_wdt.c index 830bd04ff911..8a36350bab7b 100644 --- a/drivers/watchdog/nuc900_wdt.c +++ b/drivers/watchdog/nuc900_wdt.c @@ -131,7 +131,7 @@ static int nuc900_wdt_open(struct inode *inode, struct file *file) nuc900_wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int nuc900_wdt_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/nv_tco.c b/drivers/watchdog/nv_tco.c index a0fabf6f92b0..98d4f5371cf4 100644 --- a/drivers/watchdog/nv_tco.c +++ b/drivers/watchdog/nv_tco.c @@ -161,7 +161,7 @@ static int nv_tco_open(struct inode *inode, struct file *file) /* Reload and activate timer */ tco_timer_keepalive(); tco_timer_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int nv_tco_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/pc87413_wdt.c b/drivers/watchdog/pc87413_wdt.c index 2ffa39b46970..ca21d6c240a3 100644 --- a/drivers/watchdog/pc87413_wdt.c +++ b/drivers/watchdog/pc87413_wdt.c @@ -286,7 +286,7 @@ static int pc87413_open(struct inode *inode, struct file *file) pr_info("Watchdog enabled. Timeout set to %d minute(s).\n", timeout); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** diff --git a/drivers/watchdog/pcwd.c b/drivers/watchdog/pcwd.c index b72ce68eacd3..a3415cf07c98 100644 --- a/drivers/watchdog/pcwd.c +++ b/drivers/watchdog/pcwd.c @@ -695,7 +695,7 @@ static int pcwd_open(struct inode *inode, struct file *file) /* Activate */ pcwd_start(); pcwd_keepalive(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int pcwd_close(struct inode *inode, struct file *file) @@ -734,7 +734,7 @@ static int pcwd_temp_open(struct inode *inode, struct file *file) if (!pcwd_private.supports_temp) return -ENODEV; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int pcwd_temp_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/pcwd_pci.c b/drivers/watchdog/pcwd_pci.c index 1f78f0908621..5773d2591d3f 100644 --- a/drivers/watchdog/pcwd_pci.c +++ b/drivers/watchdog/pcwd_pci.c @@ -578,7 +578,7 @@ static int pcipcwd_open(struct inode *inode, struct file *file) /* Activate */ pcipcwd_start(); pcipcwd_keepalive(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int pcipcwd_release(struct inode *inode, struct file *file) @@ -620,7 +620,7 @@ static int pcipcwd_temp_open(struct inode *inode, struct file *file) if (!pcipcwd_private.supports_temp) return -ENODEV; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int pcipcwd_temp_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/pcwd_usb.c b/drivers/watchdog/pcwd_usb.c index 4d02f26156f9..5de6182dae33 100644 --- a/drivers/watchdog/pcwd_usb.c +++ b/drivers/watchdog/pcwd_usb.c @@ -485,7 +485,7 @@ static int usb_pcwd_open(struct inode *inode, struct file *file) /* Activate */ usb_pcwd_start(usb_pcwd_device); usb_pcwd_keepalive(usb_pcwd_device); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int usb_pcwd_release(struct inode *inode, struct file *file) @@ -524,7 +524,7 @@ static ssize_t usb_pcwd_temperature_read(struct file *file, char __user *data, static int usb_pcwd_temperature_open(struct inode *inode, struct file *file) { - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int usb_pcwd_temperature_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/pika_wdt.c b/drivers/watchdog/pika_wdt.c index bb97f5b2f7eb..8938b3fb2b2d 100644 --- a/drivers/watchdog/pika_wdt.c +++ b/drivers/watchdog/pika_wdt.c @@ -118,7 +118,7 @@ static int pikawdt_open(struct inode *inode, struct file *file) pikawdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/drivers/watchdog/pnx833x_wdt.c b/drivers/watchdog/pnx833x_wdt.c index 882fdcb46ad1..312899f39fd2 100644 --- a/drivers/watchdog/pnx833x_wdt.c +++ b/drivers/watchdog/pnx833x_wdt.c @@ -116,7 +116,7 @@ static int pnx833x_wdt_open(struct inode *inode, struct file *file) pr_info("Started watchdog timer\n"); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int pnx833x_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c index 3a75f3b53452..e74d5cf272ab 100644 --- a/drivers/watchdog/rc32434_wdt.c +++ b/drivers/watchdog/rc32434_wdt.c @@ -150,7 +150,7 @@ static int rc32434_wdt_open(struct inode *inode, struct file *file) rc32434_wdt_start(); rc32434_wdt_ping(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int rc32434_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/rdc321x_wdt.c b/drivers/watchdog/rdc321x_wdt.c index a281aa84bfb1..4382e9556860 100644 --- a/drivers/watchdog/rdc321x_wdt.c +++ b/drivers/watchdog/rdc321x_wdt.c @@ -142,7 +142,7 @@ static int rdc321x_wdt_open(struct inode *inode, struct file *file) if (test_and_set_bit(0, &rdc321x_wdt_device.inuse)) return -EBUSY; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int rdc321x_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c index aba53424605e..f7f7a7a62022 100644 --- a/drivers/watchdog/riowd.c +++ b/drivers/watchdog/riowd.c @@ -76,7 +76,7 @@ static void riowd_writereg(struct riowd *p, u8 val, int index) static int riowd_open(struct inode *inode, struct file *filp) { - nonseekable_open(inode, filp); + stream_open(inode, filp); return 0; } diff --git a/drivers/watchdog/sa1100_wdt.c b/drivers/watchdog/sa1100_wdt.c index d3be4f831db5..bfa035e1a75e 100644 --- a/drivers/watchdog/sa1100_wdt.c +++ b/drivers/watchdog/sa1100_wdt.c @@ -59,7 +59,7 @@ static int sa1100dog_open(struct inode *inode, struct file *file) writel_relaxed(OSSR_M3, OSSR); writel_relaxed(OWER_WME, OWER); writel_relaxed(readl_relaxed(OIER) | OIER_E3, OIER); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/drivers/watchdog/sb_wdog.c b/drivers/watchdog/sb_wdog.c index 3abae50773b8..0692d42e5c67 100644 --- a/drivers/watchdog/sb_wdog.c +++ b/drivers/watchdog/sb_wdog.c @@ -105,7 +105,7 @@ static const struct watchdog_info ident = { */ static int sbwdog_open(struct inode *inode, struct file *file) { - nonseekable_open(inode, file); + stream_open(inode, file); if (test_and_set_bit(0, &sbwdog_gate)) return -EBUSY; __module_get(THIS_MODULE); diff --git a/drivers/watchdog/sbc60xxwdt.c b/drivers/watchdog/sbc60xxwdt.c index 72d15fd1f183..4d127a91cbdc 100644 --- a/drivers/watchdog/sbc60xxwdt.c +++ b/drivers/watchdog/sbc60xxwdt.c @@ -208,7 +208,7 @@ static int fop_open(struct inode *inode, struct file *file) /* Good, fire up the show */ wdt_startup(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int fop_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/sbc7240_wdt.c b/drivers/watchdog/sbc7240_wdt.c index 5f268add17ce..efc81b318939 100644 --- a/drivers/watchdog/sbc7240_wdt.c +++ b/drivers/watchdog/sbc7240_wdt.c @@ -136,7 +136,7 @@ static int fop_open(struct inode *inode, struct file *file) wdt_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int fop_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/sbc8360.c b/drivers/watchdog/sbc8360.c index da60560ca446..3396024e7b76 100644 --- a/drivers/watchdog/sbc8360.c +++ b/drivers/watchdog/sbc8360.c @@ -271,7 +271,7 @@ static int sbc8360_open(struct inode *inode, struct file *file) /* Activate and ping once to start the countdown */ sbc8360_activate(); sbc8360_ping(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int sbc8360_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/sbc_epx_c3.c b/drivers/watchdog/sbc_epx_c3.c index a1c502e0d8ec..783037ffd7d8 100644 --- a/drivers/watchdog/sbc_epx_c3.c +++ b/drivers/watchdog/sbc_epx_c3.c @@ -78,7 +78,7 @@ static int epx_c3_open(struct inode *inode, struct file *file) epx_c3_alive = 1; pr_info("Started watchdog timer\n"); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int epx_c3_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/sbc_fitpc2_wdt.c b/drivers/watchdog/sbc_fitpc2_wdt.c index a517d8bae757..3822a60a8d2b 100644 --- a/drivers/watchdog/sbc_fitpc2_wdt.c +++ b/drivers/watchdog/sbc_fitpc2_wdt.c @@ -75,7 +75,7 @@ static int fitpc2_wdt_open(struct inode *inode, struct file *file) wdt_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static ssize_t fitpc2_wdt_write(struct file *file, const char *data, diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c index e035a4d4b299..3c2e9355410a 100644 --- a/drivers/watchdog/sc1200wdt.c +++ b/drivers/watchdog/sc1200wdt.c @@ -178,7 +178,7 @@ static int sc1200wdt_open(struct inode *inode, struct file *file) sc1200wdt_start(); pr_info("Watchdog enabled, timeout = %d min(s)", timeout); - return nonseekable_open(inode, file); + return stream_open(inode, file); } diff --git a/drivers/watchdog/sc520_wdt.c b/drivers/watchdog/sc520_wdt.c index 403542f9ed8d..44797414c886 100644 --- a/drivers/watchdog/sc520_wdt.c +++ b/drivers/watchdog/sc520_wdt.c @@ -258,7 +258,7 @@ static int fop_open(struct inode *inode, struct file *file) /* Good, fire up the show */ wdt_startup(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int fop_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/sch311x_wdt.c b/drivers/watchdog/sch311x_wdt.c index 814cdf539b0f..ed6e9fac5d74 100644 --- a/drivers/watchdog/sch311x_wdt.c +++ b/drivers/watchdog/sch311x_wdt.c @@ -316,7 +316,7 @@ static int sch311x_wdt_open(struct inode *inode, struct file *file) * Activate */ sch311x_wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int sch311x_wdt_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/scx200_wdt.c b/drivers/watchdog/scx200_wdt.c index ec4063ebb41a..85f2d8e06cd0 100644 --- a/drivers/watchdog/scx200_wdt.c +++ b/drivers/watchdog/scx200_wdt.c @@ -102,7 +102,7 @@ static int scx200_wdt_open(struct inode *inode, struct file *file) return -EBUSY; scx200_wdt_enable(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int scx200_wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/smsc37b787_wdt.c b/drivers/watchdog/smsc37b787_wdt.c index c768dcd53034..a22170775273 100644 --- a/drivers/watchdog/smsc37b787_wdt.c +++ b/drivers/watchdog/smsc37b787_wdt.c @@ -366,7 +366,7 @@ static int wb_smsc_wdt_open(struct inode *inode, struct file *file) pr_info("Watchdog enabled. Timeout set to %d %s\n", timeout, (unit == UNIT_SECOND) ? "second(s)" : "minute(s)"); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* close => shut off the timer */ diff --git a/drivers/watchdog/w83877f_wdt.c b/drivers/watchdog/w83877f_wdt.c index db9b6488e388..8dd953f90680 100644 --- a/drivers/watchdog/w83877f_wdt.c +++ b/drivers/watchdog/w83877f_wdt.c @@ -224,7 +224,7 @@ static int fop_open(struct inode *inode, struct file *file) /* Good, fire up the show */ wdt_startup(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int fop_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/w83977f_wdt.c b/drivers/watchdog/w83977f_wdt.c index 672b61a7f9a3..184324c1edae 100644 --- a/drivers/watchdog/w83977f_wdt.c +++ b/drivers/watchdog/w83977f_wdt.c @@ -298,7 +298,7 @@ static int wdt_open(struct inode *inode, struct file *file) __module_get(THIS_MODULE); wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int wdt_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/wafer5823wdt.c b/drivers/watchdog/wafer5823wdt.c index 93c5b610e264..0a8073b419f8 100644 --- a/drivers/watchdog/wafer5823wdt.c +++ b/drivers/watchdog/wafer5823wdt.c @@ -197,7 +197,7 @@ static int wafwdt_open(struct inode *inode, struct file *file) * Activate */ wafwdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int wafwdt_close(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c index f6c24b22b37c..252a7c7b6592 100644 --- a/drivers/watchdog/watchdog_dev.c +++ b/drivers/watchdog/watchdog_dev.c @@ -825,7 +825,7 @@ static int watchdog_open(struct inode *inode, struct file *file) kref_get(&wd_data->kref); /* dev/watchdog is a virtual (and thus non-seekable) filesystem */ - return nonseekable_open(inode, file); + return stream_open(inode, file); out_mod: module_put(wd_data->wdd->ops->owner); diff --git a/drivers/watchdog/wdrtas.c b/drivers/watchdog/wdrtas.c index 0240c60d14e3..3c3ed512ce1e 100644 --- a/drivers/watchdog/wdrtas.c +++ b/drivers/watchdog/wdrtas.c @@ -376,7 +376,7 @@ static int wdrtas_open(struct inode *inode, struct file *file) wdrtas_timer_start(); wdrtas_timer_keepalive(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** @@ -442,7 +442,7 @@ static ssize_t wdrtas_temp_read(struct file *file, char __user *buf, */ static int wdrtas_temp_open(struct inode *inode, struct file *file) { - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** diff --git a/drivers/watchdog/wdt.c b/drivers/watchdog/wdt.c index e481fbbc4ae7..3d2f5ed60e88 100644 --- a/drivers/watchdog/wdt.c +++ b/drivers/watchdog/wdt.c @@ -421,7 +421,7 @@ static int wdt_open(struct inode *inode, struct file *file) * Activate */ wdt_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** @@ -481,7 +481,7 @@ static ssize_t wdt_temp_read(struct file *file, char __user *buf, static int wdt_temp_open(struct inode *inode, struct file *file) { - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** diff --git a/drivers/watchdog/wdt285.c b/drivers/watchdog/wdt285.c index ebbb183be618..68843e7f224d 100644 --- a/drivers/watchdog/wdt285.c +++ b/drivers/watchdog/wdt285.c @@ -101,7 +101,7 @@ static int watchdog_open(struct inode *inode, struct file *file) ret = 0; #endif - nonseekable_open(inode, file); + stream_open(inode, file); return ret; } diff --git a/drivers/watchdog/wdt977.c b/drivers/watchdog/wdt977.c index a8e6f87f60c9..59ed644dd4a9 100644 --- a/drivers/watchdog/wdt977.c +++ b/drivers/watchdog/wdt977.c @@ -273,7 +273,7 @@ static int wdt977_open(struct inode *inode, struct file *file) __module_get(THIS_MODULE); wdt977_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int wdt977_release(struct inode *inode, struct file *file) diff --git a/drivers/watchdog/wdt_pci.c b/drivers/watchdog/wdt_pci.c index 10e2cda0ee5a..ff3a41f47127 100644 --- a/drivers/watchdog/wdt_pci.c +++ b/drivers/watchdog/wdt_pci.c @@ -461,7 +461,7 @@ static int wdtpci_open(struct inode *inode, struct file *file) * Activate */ wdtpci_start(); - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** @@ -524,7 +524,7 @@ static ssize_t wdtpci_temp_read(struct file *file, char __user *buf, static int wdtpci_temp_open(struct inode *inode, struct file *file) { - return nonseekable_open(inode, file); + return stream_open(inode, file); } /** diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c index 6d1a5e58968f..f341b016672f 100644 --- a/drivers/xen/evtchn.c +++ b/drivers/xen/evtchn.c @@ -664,7 +664,7 @@ static int evtchn_open(struct inode *inode, struct file *filp) filp->private_data = u; - return nonseekable_open(inode, filp); + return stream_open(inode, filp); } static int evtchn_release(struct inode *inode, struct file *filp) diff --git a/fs/open.c b/fs/open.c index a00350018a47..9c7d724a6f67 100644 --- a/fs/open.c +++ b/fs/open.c @@ -1219,8 +1219,9 @@ EXPORT_SYMBOL(nonseekable_open); /* * stream_open is used by subsystems that want stream-like file descriptors. * Such file descriptors are not seekable and don't have notion of position - * (file.f_pos is always 0). Contrary to file descriptors of other regular - * files, .read() and .write() can run simultaneously. + * (file.f_pos is always 0 and ppos passed to .read()/.write() is always NULL). + * Contrary to file descriptors of other regular files, .read() and .write() + * can run simultaneously. * * stream_open never fails and is marked to return int so that it could be * directly used as file_operations.open . diff --git a/fs/read_write.c b/fs/read_write.c index 61b43ad7608e..c543d965e288 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -365,29 +365,37 @@ out_putf: int rw_verify_area(int read_write, struct file *file, const loff_t *ppos, size_t count) { struct inode *inode; - loff_t pos; int retval = -EINVAL; inode = file_inode(file); if (unlikely((ssize_t) count < 0)) return retval; - pos = *ppos; - if (unlikely(pos < 0)) { - if (!unsigned_offsets(file)) - return retval; - if (count >= -pos) /* both values are in 0..LLONG_MAX */ - return -EOVERFLOW; - } else if (unlikely((loff_t) (pos + count) < 0)) { - if (!unsigned_offsets(file)) - return retval; - } - if (unlikely(inode->i_flctx && mandatory_lock(inode))) { - retval = locks_mandatory_area(inode, file, pos, pos + count - 1, - read_write == READ ? F_RDLCK : F_WRLCK); - if (retval < 0) - return retval; + /* + * ranged mandatory locking does not apply to streams - it makes sense + * only for files where position has a meaning. + */ + if (ppos) { + loff_t pos = *ppos; + + if (unlikely(pos < 0)) { + if (!unsigned_offsets(file)) + return retval; + if (count >= -pos) /* both values are in 0..LLONG_MAX */ + return -EOVERFLOW; + } else if (unlikely((loff_t) (pos + count) < 0)) { + if (!unsigned_offsets(file)) + return retval; + } + + if (unlikely(inode->i_flctx && mandatory_lock(inode))) { + retval = locks_mandatory_area(inode, file, pos, pos + count - 1, + read_write == READ ? F_RDLCK : F_WRLCK); + if (retval < 0) + return retval; + } } + return security_file_permission(file, read_write == READ ? MAY_READ : MAY_WRITE); } @@ -400,12 +408,13 @@ static ssize_t new_sync_read(struct file *filp, char __user *buf, size_t len, lo ssize_t ret; init_sync_kiocb(&kiocb, filp); - kiocb.ki_pos = *ppos; + kiocb.ki_pos = (ppos ? *ppos : 0); iov_iter_init(&iter, READ, &iov, 1, len); ret = call_read_iter(filp, &kiocb, &iter); BUG_ON(ret == -EIOCBQUEUED); - *ppos = kiocb.ki_pos; + if (ppos) + *ppos = kiocb.ki_pos; return ret; } @@ -468,12 +477,12 @@ static ssize_t new_sync_write(struct file *filp, const char __user *buf, size_t ssize_t ret; init_sync_kiocb(&kiocb, filp); - kiocb.ki_pos = *ppos; + kiocb.ki_pos = (ppos ? *ppos : 0); iov_iter_init(&iter, WRITE, &iov, 1, len); ret = call_write_iter(filp, &kiocb, &iter); BUG_ON(ret == -EIOCBQUEUED); - if (ret > 0) + if (ret > 0 && ppos) *ppos = kiocb.ki_pos; return ret; } @@ -558,15 +567,10 @@ ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_ return ret; } -static inline loff_t file_pos_read(struct file *file) -{ - return file->f_mode & FMODE_STREAM ? 0 : file->f_pos; -} - -static inline void file_pos_write(struct file *file, loff_t pos) +/* file_ppos returns &file->f_pos or NULL if file is stream */ +static inline loff_t *file_ppos(struct file *file) { - if ((file->f_mode & FMODE_STREAM) == 0) - file->f_pos = pos; + return file->f_mode & FMODE_STREAM ? NULL : &file->f_pos; } ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count) @@ -575,10 +579,14 @@ ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count) ssize_t ret = -EBADF; if (f.file) { - loff_t pos = file_pos_read(f.file); - ret = vfs_read(f.file, buf, count, &pos); - if (ret >= 0) - file_pos_write(f.file, pos); + loff_t pos, *ppos = file_ppos(f.file); + if (ppos) { + pos = *ppos; + ppos = &pos; + } + ret = vfs_read(f.file, buf, count, ppos); + if (ret >= 0 && ppos) + f.file->f_pos = pos; fdput_pos(f); } return ret; @@ -595,10 +603,14 @@ ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count) ssize_t ret = -EBADF; if (f.file) { - loff_t pos = file_pos_read(f.file); - ret = vfs_write(f.file, buf, count, &pos); - if (ret >= 0) - file_pos_write(f.file, pos); + loff_t pos, *ppos = file_ppos(f.file); + if (ppos) { + pos = *ppos; + ppos = &pos; + } + ret = vfs_write(f.file, buf, count, ppos); + if (ret >= 0 && ppos) + f.file->f_pos = pos; fdput_pos(f); } @@ -673,14 +685,15 @@ static ssize_t do_iter_readv_writev(struct file *filp, struct iov_iter *iter, ret = kiocb_set_rw_flags(&kiocb, flags); if (ret) return ret; - kiocb.ki_pos = *ppos; + kiocb.ki_pos = (ppos ? *ppos : 0); if (type == READ) ret = call_read_iter(filp, &kiocb, iter); else ret = call_write_iter(filp, &kiocb, iter); BUG_ON(ret == -EIOCBQUEUED); - *ppos = kiocb.ki_pos; + if (ppos) + *ppos = kiocb.ki_pos; return ret; } @@ -1013,10 +1026,14 @@ static ssize_t do_readv(unsigned long fd, const struct iovec __user *vec, ssize_t ret = -EBADF; if (f.file) { - loff_t pos = file_pos_read(f.file); - ret = vfs_readv(f.file, vec, vlen, &pos, flags); - if (ret >= 0) - file_pos_write(f.file, pos); + loff_t pos, *ppos = file_ppos(f.file); + if (ppos) { + pos = *ppos; + ppos = &pos; + } + ret = vfs_readv(f.file, vec, vlen, ppos, flags); + if (ret >= 0 && ppos) + f.file->f_pos = pos; fdput_pos(f); } @@ -1033,10 +1050,14 @@ static ssize_t do_writev(unsigned long fd, const struct iovec __user *vec, ssize_t ret = -EBADF; if (f.file) { - loff_t pos = file_pos_read(f.file); - ret = vfs_writev(f.file, vec, vlen, &pos, flags); - if (ret >= 0) - file_pos_write(f.file, pos); + loff_t pos, *ppos = file_ppos(f.file); + if (ppos) { + pos = *ppos; + ppos = &pos; + } + ret = vfs_writev(f.file, vec, vlen, ppos, flags); + if (ret >= 0 && ppos) + f.file->f_pos = pos; fdput_pos(f); } diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c index 9859ababb82e..3ff32125f4b5 100644 --- a/net/batman-adv/icmp_socket.c +++ b/net/batman-adv/icmp_socket.c @@ -77,7 +77,7 @@ static int batadv_socket_open(struct inode *inode, struct file *file) batadv_debugfs_deprecated(file, ""); - nonseekable_open(inode, file); + stream_open(inode, file); socket_client = kmalloc(sizeof(*socket_client), GFP_KERNEL); if (!socket_client) { diff --git a/net/batman-adv/log.c b/net/batman-adv/log.c index 3e610df8debf..e8ff13598c08 100644 --- a/net/batman-adv/log.c +++ b/net/batman-adv/log.c @@ -102,7 +102,7 @@ static int batadv_log_open(struct inode *inode, struct file *file) batadv_debugfs_deprecated(file, "Use tracepoint batadv:batadv_dbg instead\n"); - nonseekable_open(inode, file); + stream_open(inode, file); file->private_data = inode->i_private; return 0; } diff --git a/net/rfkill/core.c b/net/rfkill/core.c index abca57040f37..742e186bfadb 100644 --- a/net/rfkill/core.c +++ b/net/rfkill/core.c @@ -1143,7 +1143,7 @@ static int rfkill_fop_open(struct inode *inode, struct file *file) file->private_data = data; - return nonseekable_open(inode, file); + return stream_open(inode, file); free: mutex_unlock(&data->mtx); diff --git a/sound/core/control.c b/sound/core/control.c index fad7db402443..a5cc9a874062 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -54,7 +54,7 @@ static int snd_ctl_open(struct inode *inode, struct file *file) struct snd_ctl_file *ctl; int i, err; - err = nonseekable_open(inode, file); + err = stream_open(inode, file); if (err < 0) return err; diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index c0690d1ecd55..4666bb366c0c 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -382,7 +382,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file) if ((file->f_flags & O_APPEND) && !(file->f_flags & O_NONBLOCK)) return -EINVAL; /* invalid combination */ - err = nonseekable_open(inode, file); + err = stream_open(inode, file); if (err < 0) return err; diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c index 38e7deab6384..a11bdc0350fc 100644 --- a/sound/core/seq/seq_clientmgr.c +++ b/sound/core/seq/seq_clientmgr.c @@ -307,7 +307,7 @@ static int snd_seq_open(struct inode *inode, struct file *file) struct snd_seq_user_client *user; int err; - err = nonseekable_open(inode, file); + err = stream_open(inode, file); if (err < 0) return err; diff --git a/sound/core/timer.c b/sound/core/timer.c index 61a0cec6e1f6..b842b61f66c2 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -1425,7 +1425,7 @@ static int snd_timer_user_open(struct inode *inode, struct file *file) struct snd_timer_user *tu; int err; - err = nonseekable_open(inode, file); + err = stream_open(inode, file); if (err < 0) return err; |