summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--Documentation/feature-removal-schedule.txt10
-rw-r--r--arch/arm/mach-pxa/sharpsl_pm.c3
-rw-r--r--arch/sh/drivers/push-switch.c2
-rw-r--r--drivers/ata/libata-core.c2
-rw-r--r--drivers/ata/libata-sff.c2
-rw-r--r--drivers/block/floppy.c4
-rw-r--r--drivers/block/xen-blkfront.c4
-rw-r--r--drivers/cdrom/gdrom.c2
-rw-r--r--drivers/char/hvsi.c4
-rw-r--r--drivers/char/pcmcia/ipwireless/hardware.c2
-rw-r--r--drivers/char/pcmcia/ipwireless/network.c3
-rw-r--r--drivers/char/pcmcia/ipwireless/tty.c2
-rw-r--r--drivers/char/sonypi.c2
-rw-r--r--drivers/char/tpm/tpm.c4
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c3
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fb.c2
-rw-r--r--drivers/isdn/capi/capidrv.c1
-rw-r--r--drivers/isdn/capi/kcapi.c26
-rw-r--r--drivers/isdn/mISDN/hwchannel.c4
-rw-r--r--drivers/isdn/mISDN/l1oip_core.c2
-rw-r--r--drivers/leds/leds-wm8350.c2
-rw-r--r--drivers/macintosh/ams/ams-core.c2
-rw-r--r--drivers/macintosh/rack-meter.c4
-rw-r--r--drivers/media/dvb/dvb-core/dvb_net.c3
-rw-r--r--drivers/media/dvb/dvb-usb/dvb-usb-remote.c3
-rw-r--r--drivers/media/dvb/mantis/mantis_evm.c2
-rw-r--r--drivers/media/dvb/mantis/mantis_uart.c1
-rw-r--r--drivers/media/video/bt8xx/bttv-driver.c9
-rw-r--r--drivers/media/video/bt8xx/bttv-input.c5
-rw-r--r--drivers/media/video/cx18/cx18-driver.c8
-rw-r--r--drivers/media/video/cx231xx/cx231xx-cards.c8
-rw-r--r--drivers/media/video/cx23885/cx23885-input.c2
-rw-r--r--drivers/media/video/cx88/cx88-mpeg.c8
-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c8
-rw-r--r--drivers/media/video/em28xx/em28xx-input.c2
-rw-r--r--drivers/media/video/omap24xxcam.c6
-rw-r--r--drivers/media/video/saa7134/saa7134-core.c11
-rw-r--r--drivers/media/video/saa7134/saa7134-empress.c2
-rw-r--r--drivers/mfd/menelaus.c3
-rw-r--r--drivers/mfd/tps65010.c13
-rw-r--r--drivers/misc/ioc4.c29
-rw-r--r--drivers/mmc/core/core.c2
-rw-r--r--drivers/mmc/host/omap.c24
-rw-r--r--drivers/mmc/host/omap_hsmmc.c2
-rw-r--r--drivers/net/chelsio/my3126.c2
-rw-r--r--drivers/net/ibm_newemac/core.c4
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c3
-rw-r--r--drivers/power/ds2760_battery.c6
-rw-r--r--drivers/power/intel_mid_battery.c6
-rw-r--r--drivers/rtc/rtc-dev.c2
-rw-r--r--drivers/rtc/rtc-ds1305.c2
-rw-r--r--drivers/rtc/rtc-ds1374.c2
-rw-r--r--drivers/rtc/rtc-ds3232.c2
-rw-r--r--drivers/rtc/rtc-rx8025.c2
-rw-r--r--drivers/s390/char/tape_3590.c18
-rw-r--r--drivers/s390/char/tape_block.c2
-rw-r--r--drivers/staging/pohmelfs/inode.c4
-rw-r--r--drivers/usb/atm/cxacru.c2
-rw-r--r--drivers/usb/atm/speedtch.c28
-rw-r--r--drivers/usb/gadget/u_ether.c4
-rw-r--r--drivers/usb/host/ohci-hcd.c3
-rw-r--r--drivers/usb/otg/isp1301_omap.c2
-rw-r--r--drivers/usb/serial/oti6858.c5
-rw-r--r--drivers/video/fb_defio.c2
-rw-r--r--drivers/video/omap/lcd_mipid.c2
-rw-r--r--fs/ncpfs/inode.c7
-rw-r--r--fs/nfsd/nfs4state.c2
-rw-r--r--fs/ocfs2/cluster/heartbeat.c3
-rw-r--r--fs/ocfs2/cluster/quorum.c4
-rw-r--r--fs/xfs/xfs_mru_cache.c2
-rw-r--r--include/linux/workqueue.h4
-rw-r--r--init/main.c3
-rw-r--r--kernel/workqueue.c60
-rw-r--r--mm/slab.c2
-rw-r--r--mm/vmstat.c2
-rw-r--r--net/atm/lec.c2
-rw-r--r--net/core/netpoll.c2
-rw-r--r--net/dsa/dsa.c2
-rw-r--r--net/netfilter/ipvs/ip_vs_ctl.c2
-rw-r--r--net/sunrpc/xprtsock.c2
80 files changed, 289 insertions, 156 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index f2742e115b09..22f10818c2b3 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -566,3 +566,13 @@ Why: This field is deprecated. I2C device drivers shouldn't change their
Who: Jean Delvare <khali@linux-fr.org>
----------------------------
+
+What: cancel_rearming_delayed_work[queue]()
+When: 2.6.39
+
+Why: The functions have been superceded by cancel_delayed_work_sync()
+ quite some time ago. The conversion is trivial and there is no
+ in-kernel user left.
+Who: Tejun Heo <tj@kernel.org>
+
+----------------------------
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index 8fed027b12dc..e68d46d415f3 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -579,7 +579,8 @@ static int sharpsl_ac_check(void)
static int sharpsl_pm_suspend(struct platform_device *pdev, pm_message_t state)
{
sharpsl_pm.flags |= SHARPSL_SUSPENDED;
- flush_scheduled_work();
+ flush_delayed_work_sync(&toggle_charger);
+ flush_delayed_work_sync(&sharpsl_bat);
if (sharpsl_pm.charge_mode == CHRG_ON)
sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG;
diff --git a/arch/sh/drivers/push-switch.c b/arch/sh/drivers/push-switch.c
index 7b42c247316c..afc24556572b 100644
--- a/arch/sh/drivers/push-switch.c
+++ b/arch/sh/drivers/push-switch.c
@@ -107,7 +107,7 @@ static int switch_drv_remove(struct platform_device *pdev)
device_remove_file(&pdev->dev, &dev_attr_switch);
platform_set_drvdata(pdev, NULL);
- flush_scheduled_work();
+ flush_work_sync(&psw->work);
del_timer_sync(&psw->debounce);
free_irq(irq, pdev);
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index f23d6d46b95b..0a6a943b3779 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -6128,7 +6128,7 @@ static void ata_port_detach(struct ata_port *ap)
/* it better be dead now */
WARN_ON(!(ap->pflags & ATA_PFLAG_UNLOADED));
- cancel_rearming_delayed_work(&ap->hotplug_task);
+ cancel_delayed_work_sync(&ap->hotplug_task);
skip_eh:
if (ap->pmp_link) {
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 484697fef386..af6141bb1ba3 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -1320,7 +1320,7 @@ void ata_sff_flush_pio_task(struct ata_port *ap)
{
DPRINTK("ENTER\n");
- cancel_rearming_delayed_work(&ap->sff_pio_task);
+ cancel_delayed_work_sync(&ap->sff_pio_task);
ap->hsm_task_state = HSM_ST_IDLE;
if (ata_msg_ctl(ap))
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 3951020e494a..25e4dffa0aad 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -4352,7 +4352,7 @@ static int __init floppy_init(void)
out_unreg_platform_dev:
platform_device_unregister(&floppy_device[drive]);
out_flush_work:
- flush_scheduled_work();
+ flush_work_sync(&floppy_work);
if (atomic_read(&usage_count))
floppy_release_irq_and_dma();
out_unreg_region:
@@ -4422,7 +4422,7 @@ static int floppy_grab_irq_and_dma(void)
* We might have scheduled a free_irq(), wait it to
* drain first:
*/
- flush_scheduled_work();
+ flush_work_sync(&floppy_work);
if (fd_request_irq()) {
DPRINT("Unable to grab IRQ%d for the floppy driver\n",
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 657873e4328d..d7aa39e349a6 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -547,7 +547,7 @@ static void xlvbd_release_gendisk(struct blkfront_info *info)
spin_unlock_irqrestore(&blkif_io_lock, flags);
/* Flush gnttab callback work. Must be done with no locks held. */
- flush_scheduled_work();
+ flush_work_sync(&info->work);
del_gendisk(info->gd);
@@ -596,7 +596,7 @@ static void blkif_free(struct blkfront_info *info, int suspend)
spin_unlock_irq(&blkif_io_lock);
/* Flush gnttab callback work. Must be done with no locks held. */
- flush_scheduled_work();
+ flush_work_sync(&info->work);
/* Free resources associated with old device channel. */
if (info->ring_ref != GRANT_INVALID_REF) {
diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
index de65915308fb..64a21461c408 100644
--- a/drivers/cdrom/gdrom.c
+++ b/drivers/cdrom/gdrom.c
@@ -837,7 +837,7 @@ probe_fail_no_mem:
static int __devexit remove_gdrom(struct platform_device *devptr)
{
- flush_scheduled_work();
+ flush_work_sync(&work);
blk_cleanup_queue(gd.gdrom_rq);
free_irq(HW_EVENT_GDROM_CMD, &gd);
free_irq(HW_EVENT_GDROM_DMA, &gd);
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index a2bc885ce60a..67a75a502c01 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -850,8 +850,8 @@ static void hvsi_flush_output(struct hvsi_struct *hp)
wait_event_timeout(hp->emptyq, (hp->n_outbuf <= 0), HVSI_TIMEOUT);
/* 'writer' could still be pending if it didn't see n_outbuf = 0 yet */
- cancel_delayed_work(&hp->writer);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&hp->writer);
+ flush_work_sync(&hp->handshaker);
/*
* it's also possible that our timeout expired and hvsi_write_worker
diff --git a/drivers/char/pcmcia/ipwireless/hardware.c b/drivers/char/pcmcia/ipwireless/hardware.c
index 99cffdab1056..0aeb5a38d296 100644
--- a/drivers/char/pcmcia/ipwireless/hardware.c
+++ b/drivers/char/pcmcia/ipwireless/hardware.c
@@ -1729,7 +1729,7 @@ void ipwireless_hardware_free(struct ipw_hardware *hw)
ipwireless_stop_interrupts(hw);
- flush_scheduled_work();
+ flush_work_sync(&hw->work_rx);
for (i = 0; i < NL_NUM_OF_ADDRESSES; i++)
if (hw->packet_assembler[i] != NULL)
diff --git a/drivers/char/pcmcia/ipwireless/network.c b/drivers/char/pcmcia/ipwireless/network.c
index 9fe538347932..f7daeea598e4 100644
--- a/drivers/char/pcmcia/ipwireless/network.c
+++ b/drivers/char/pcmcia/ipwireless/network.c
@@ -430,7 +430,8 @@ void ipwireless_network_free(struct ipw_network *network)
network->shutting_down = 1;
ipwireless_ppp_close(network);
- flush_scheduled_work();
+ flush_work_sync(&network->work_go_online);
+ flush_work_sync(&network->work_go_offline);
ipwireless_stop_interrupts(network->hardware);
ipwireless_associate_network(network->hardware, NULL);
diff --git a/drivers/char/pcmcia/ipwireless/tty.c b/drivers/char/pcmcia/ipwireless/tty.c
index 1a2c2c3b068f..f5eb28b6cb0f 100644
--- a/drivers/char/pcmcia/ipwireless/tty.c
+++ b/drivers/char/pcmcia/ipwireless/tty.c
@@ -577,7 +577,7 @@ void ipwireless_tty_free(struct ipw_tty *tty)
mutex_unlock(&ttyj->ipw_tty_mutex);
tty_hangup(ttyj->linux_tty);
/* Wait till the tty_hangup has completed */
- flush_scheduled_work();
+ flush_work_sync(&ttyj->linux_tty->hangup_work);
/* FIXME: Exactly how is the tty object locked here
against a parallel ioctl etc */
mutex_lock(&ttyj->ipw_tty_mutex);
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index 73f66d03624d..79e36c878a4c 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -1434,7 +1434,7 @@ static int __devexit sonypi_remove(struct platform_device *dev)
sonypi_disable();
synchronize_irq(sonypi_device.irq);
- flush_scheduled_work();
+ flush_work_sync(&sonypi_device.input_work);
if (useinput) {
input_unregister_device(sonypi_device.input_key_dev);
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 7c4133582dba..0b3af3fe6766 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -986,7 +986,7 @@ int tpm_release(struct inode *inode, struct file *file)
struct tpm_chip *chip = file->private_data;
del_singleshot_timer_sync(&chip->user_read_timer);
- flush_scheduled_work();
+ flush_work_sync(&chip->work);
file->private_data = NULL;
atomic_set(&chip->data_pending, 0);
kfree(chip->data_buffer);
@@ -1038,7 +1038,7 @@ ssize_t tpm_read(struct file *file, char __user *buf,
ssize_t ret_size;
del_singleshot_timer_sync(&chip->user_read_timer);
- flush_scheduled_work();
+ flush_work_sync(&chip->work);
ret_size = atomic_read(&chip->data_pending);
atomic_set(&chip->data_pending, 0);
if (ret_size > 0) { /* relay data */
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 148a322d8f5d..934a96a78540 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1472,8 +1472,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
list_del(&bdev->device_list);
mutex_unlock(&glob->device_list_mutex);
- if (!cancel_delayed_work(&bdev->wq))
- flush_scheduled_work();
+ cancel_delayed_work_sync(&bdev->wq);
while (ttm_bo_delayed_delete(bdev, true))
;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 41d9a5b73c03..fe096a7cc0d7 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -659,7 +659,7 @@ int vmw_fb_off(struct vmw_private *vmw_priv)
par->dirty.active = false;
spin_unlock_irqrestore(&par->dirty.lock, flags);
- flush_scheduled_work();
+ flush_delayed_work_sync(&info->deferred_work);
par->bo_ptr = NULL;
ttm_bo_kunmap(&par->map);
diff --git a/drivers/isdn/capi/capidrv.c b/drivers/isdn/capi/capidrv.c
index e54e79d4e2c1..92607ed25e2e 100644
--- a/drivers/isdn/capi/capidrv.c
+++ b/drivers/isdn/capi/capidrv.c
@@ -2297,6 +2297,7 @@ static int __init capidrv_init(void)
errcode = capi20_get_profile(0, &profile);
if (errcode != CAPI_NOERROR) {
+ unregister_capictr_notifier(&capictr_nb);
capi20_release(&global.ap);
return -EIO;
}
diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index 3acf94cc5acd..2b33b2627fce 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -38,6 +38,7 @@
#include <linux/rcupdate.h>
static int showcapimsgs = 0;
+static struct workqueue_struct *kcapi_wq;
MODULE_DESCRIPTION("CAPI4Linux: kernel CAPI layer");
MODULE_AUTHOR("Carsten Paeth");
@@ -291,7 +292,7 @@ static int notify_push(unsigned int event_type, u32 controller)
event->type = event_type;
event->controller = controller;
- schedule_work(&event->work);
+ queue_work(kcapi_wq, &event->work);
return 0;
}
@@ -408,7 +409,7 @@ void capi_ctr_handle_message(struct capi_ctr *ctr, u16 appl,
goto error;
}
skb_queue_tail(&ap->recv_queue, skb);
- schedule_work(&ap->recv_work);
+ queue_work(kcapi_wq, &ap->recv_work);
rcu_read_unlock();
return;
@@ -743,7 +744,7 @@ u16 capi20_release(struct capi20_appl *ap)
mutex_unlock(&capi_controller_lock);
- flush_scheduled_work();
+ flush_workqueue(kcapi_wq);
skb_queue_purge(&ap->recv_queue);
if (showcapimsgs & 1) {
@@ -1285,21 +1286,30 @@ static int __init kcapi_init(void)
{
int err;
+ kcapi_wq = alloc_workqueue("kcapi", 0, 0);
+ if (!kcapi_wq)
+ return -ENOMEM;
+
register_capictr_notifier(&capictr_nb);
err = cdebug_init();
- if (!err)
- kcapi_proc_init();
- return err;
+ if (err) {
+ unregister_capictr_notifier(&capictr_nb);
+ destroy_workqueue(kcapi_wq);
+ return err;
+ }
+
+ kcapi_proc_init();
+ return 0;
}
static void __exit kcapi_exit(void)
{
kcapi_proc_exit();
- /* make sure all notifiers are finished */
- flush_scheduled_work();
+ unregister_capictr_notifier(&capictr_nb);
cdebug_exit();
+ destroy_workqueue(kcapi_wq);
}
module_init(kcapi_init);
diff --git a/drivers/isdn/mISDN/hwchannel.c b/drivers/isdn/mISDN/hwchannel.c
index 307bd6e8988b..199f374cf9da 100644
--- a/drivers/isdn/mISDN/hwchannel.c
+++ b/drivers/isdn/mISDN/hwchannel.c
@@ -110,7 +110,7 @@ mISDN_freedchannel(struct dchannel *ch)
}
skb_queue_purge(&ch->squeue);
skb_queue_purge(&ch->rqueue);
- flush_scheduled_work();
+ flush_work_sync(&ch->workq);
return 0;
}
EXPORT_SYMBOL(mISDN_freedchannel);
@@ -143,7 +143,7 @@ mISDN_freebchannel(struct bchannel *ch)
mISDN_clear_bchannel(ch);
skb_queue_purge(&ch->rqueue);
ch->rcount = 0;
- flush_scheduled_work();
+ flush_work_sync(&ch->workq);
return 0;
}
EXPORT_SYMBOL(mISDN_freebchannel);
diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index 5b59796ed250..bd526f664a39 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -1269,6 +1269,8 @@ release_card(struct l1oip *hc)
if (timer_pending(&hc->timeout_tl))
del_timer(&hc->timeout_tl);
+ cancel_work_sync(&hc->workq);
+
if (hc->socket_thread)
l1oip_socket_close(hc);
diff --git a/drivers/leds/leds-wm8350.c b/drivers/leds/leds-wm8350.c
index 5aab32ce4f4d..a04523273282 100644
--- a/drivers/leds/leds-wm8350.c
+++ b/drivers/leds/leds-wm8350.c
@@ -276,7 +276,7 @@ static int wm8350_led_remove(struct platform_device *pdev)
struct wm8350_led *led = platform_get_drvdata(pdev);
led_classdev_unregister(&led->cdev);
- flush_scheduled_work();
+ flush_work_sync(&led->work);
wm8350_led_disable(led);
regulator_put(led->dcdc);
regulator_put(led->isink);
diff --git a/drivers/macintosh/ams/ams-core.c b/drivers/macintosh/ams/ams-core.c
index 2ad62c339cd2..399beb1638d1 100644
--- a/drivers/macintosh/ams/ams-core.c
+++ b/drivers/macintosh/ams/ams-core.c
@@ -226,7 +226,7 @@ void ams_sensor_detach(void)
* We do this after ams_info.exit(), because an interrupt might
* have arrived before disabling them.
*/
- flush_scheduled_work();
+ flush_work_sync(&ams_info.worker);
/* Remove device */
of_device_unregister(ams_info.of_dev);
diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c
index 53cce3a5da23..39f660b2a60d 100644
--- a/drivers/macintosh/rack-meter.c
+++ b/drivers/macintosh/rack-meter.c
@@ -285,8 +285,8 @@ static void __devinit rackmeter_init_cpu_sniffer(struct rackmeter *rm)
static void __devexit rackmeter_stop_cpu_sniffer(struct rackmeter *rm)
{
- cancel_rearming_delayed_work(&rm->cpu[0].sniffer);
- cancel_rearming_delayed_work(&rm->cpu[1].sniffer);
+ cancel_delayed_work_sync(&rm->cpu[0].sniffer);
+ cancel_delayed_work_sync(&rm->cpu[1].sniffer);
}
static int __devinit rackmeter_setup(struct rackmeter *rm)
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 4df42aaae7f7..51752a9ef7a4 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -1329,7 +1329,8 @@ static int dvb_net_remove_if(struct dvb_net *dvbnet, unsigned long num)
return -EBUSY;
dvb_net_stop(net);
- flush_scheduled_work();
+ flush_work_sync(&priv->set_multicast_list_wq);
+ flush_work_sync(&priv->restart_net_feed_wq);
printk("dvb_net: removed network interface %s\n", net->name);
unregister_netdev(net);
dvbnet->state[num]=0;
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
index c6498f536dff..23005b3cf30b 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
@@ -313,8 +313,7 @@ int dvb_usb_remote_init(struct dvb_usb_device *d)
int dvb_usb_remote_exit(struct dvb_usb_device *d)
{
if (d->state & DVB_USB_STATE_REMOTE) {
- cancel_rearming_delayed_work(&d->rc_query_work);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&d->rc_query_work);
if (d->props.rc.mode == DVB_RC_LEGACY)
input_unregister_device(d->input_dev);
else
diff --git a/drivers/media/dvb/mantis/mantis_evm.c b/drivers/media/dvb/mantis/mantis_evm.c
index a7b369a439d6..9f73c2cfc9ea 100644
--- a/drivers/media/dvb/mantis/mantis_evm.c
+++ b/drivers/media/dvb/mantis/mantis_evm.c
@@ -111,7 +111,7 @@ void mantis_evmgr_exit(struct mantis_ca *ca)
struct mantis_pci *mantis = ca->ca_priv;
dprintk(MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting");
- flush_scheduled_work();
+ flush_work_sync(&ca->hif_evm_work);
mantis_hif_exit(ca);
mantis_pcmcia_exit(ca);
}
diff --git a/drivers/media/dvb/mantis/mantis_uart.c b/drivers/media/dvb/mantis/mantis_uart.c
index 7d2f2398fa8b..97b889e8a341 100644
--- a/drivers/media/dvb/mantis/mantis_uart.c
+++ b/drivers/media/dvb/mantis/mantis_uart.c
@@ -182,5 +182,6 @@ void mantis_uart_exit(struct mantis_pci *mantis)
{
/* disable interrupt */
mmwrite(mmread(MANTIS_UART_CTL) & 0xffef, MANTIS_UART_CTL);
+ flush_work_sync(&mantis->uart_work);
}
EXPORT_SYMBOL_GPL(mantis_uart_exit);
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 849cd170b821..91399c94cd18 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -189,8 +189,14 @@ static void request_modules(struct bttv *dev)
INIT_WORK(&dev->request_module_wk, request_module_async);
schedule_work(&dev->request_module_wk);
}
+
+static void flush_request_modules(struct bttv *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
#else
#define request_modules(dev)
+#define flush_request_modules(dev)
#endif /* CONFIG_MODULES */
@@ -4429,6 +4435,9 @@ static void __devexit bttv_remove(struct pci_dev *pci_dev)
if (bttv_verbose)
printk("bttv%d: unloading\n",btv->c.nr);
+ if (bttv_tvcards[btv->c.type].has_dvb)
+ flush_request_modules(btv);
+
/* shutdown everything (DMA+IRQs) */
btand(~15, BT848_GPIO_DMA_CTL);
btwrite(0, BT848_INT_MASK);
diff --git a/drivers/media/video/bt8xx/bttv-input.c b/drivers/media/video/bt8xx/bttv-input.c
index 97793b960600..e8b64bca9db2 100644
--- a/drivers/media/video/bt8xx/bttv-input.c
+++ b/drivers/media/video/bt8xx/bttv-input.c
@@ -319,16 +319,13 @@ static void bttv_ir_start(struct bttv *btv, struct bttv_ir *ir)
static void bttv_ir_stop(struct bttv *btv)
{
- if (btv->remote->polling) {
+ if (btv->remote->polling)
del_timer_sync(&btv->remote->timer);
- flush_scheduled_work();
- }
if (btv->remote->rc5_gpio) {
u32 gpio;
del_timer_sync(&btv->remote->timer);
- flush_scheduled_work();
gpio = bttv_gpio_read(&btv->c);
bttv_gpio_write(&btv->c, gpio & ~(1 << 4));
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c
index 676e5bef89eb..133ec2bac180 100644
--- a/drivers/media/video/cx18/cx18-driver.c
+++ b/drivers/media/video/cx18/cx18-driver.c
@@ -267,8 +267,14 @@ static void request_modules(struct cx18 *dev)
INIT_WORK(&dev->request_module_wk, request_module_async);
schedule_work(&dev->request_module_wk);
}
+
+static void flush_request_modules(struct cx18 *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
#else
#define request_modules(dev)
+#define flush_request_modules(dev)
#endif /* CONFIG_MODULES */
/* Generic utility functions */
@@ -1233,6 +1239,8 @@ static void cx18_remove(struct pci_dev *pci_dev)
CX18_DEBUG_INFO("Removing Card\n");
+ flush_request_modules(cx);
+
/* Stop all captures */
CX18_DEBUG_INFO("Stopping all streams\n");
if (atomic_read(&cx->tot_capturing) > 0)
diff --git a/drivers/media/video/cx231xx/cx231xx-cards.c b/drivers/media/video/cx231xx/cx231xx-cards.c
index 6905607ffca3..588f3e8f028b 100644
--- a/drivers/media/video/cx231xx/cx231xx-cards.c
+++ b/drivers/media/video/cx231xx/cx231xx-cards.c
@@ -813,8 +813,14 @@ static void request_modules(struct cx231xx *dev)
INIT_WORK(&dev->request_module_wk, request_module_async);
schedule_work(&dev->request_module_wk);
}
+
+static void flush_request_modules(struct cx231xx *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
#else
#define request_modules(dev)
+#define flush_request_modules(dev)
#endif /* CONFIG_MODULES */
/*
@@ -1147,6 +1153,8 @@ static void cx231xx_usb_disconnect(struct usb_interface *interface)
if (!dev->udev)
return;
+ flush_request_modules(dev);
+
/* delete v4l2 device */
v4l2_device_unregister(&dev->v4l2_dev);
diff --git a/drivers/media/video/cx23885/cx23885-input.c b/drivers/media/video/cx23885/cx23885-input.c
index 0b0d0664382a..199b9964bbe5 100644
--- a/drivers/media/video/cx23885/cx23885-input.c
+++ b/drivers/media/video/cx23885/cx23885-input.c
@@ -229,8 +229,6 @@ static void cx23885_input_ir_stop(struct cx23885_dev *dev)
v4l2_subdev_call(dev->sd_ir, ir, rx_s_parameters, &params);
v4l2_subdev_call(dev->sd_ir, ir, rx_g_parameters, &params);
}
-
- flush_scheduled_work();
}
static void cx23885_input_ir_close(struct rc_dev *rc)
diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c
index f7d71acbb078..addf9545e9bf 100644
--- a/drivers/media/video/cx88/cx88-mpeg.c
+++ b/drivers/media/video/cx88/cx88-mpeg.c
@@ -66,8 +66,14 @@ static void request_modules(struct cx8802_dev *dev)
INIT_WORK(&dev->request_module_wk, request_module_async);
schedule_work(&dev->request_module_wk);
}
+
+static void flush_request_modules(struct cx8802_dev *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
#else
#define request_modules(dev)
+#define flush_request_modules(dev)
#endif /* CONFIG_MODULES */
@@ -819,6 +825,8 @@ static void __devexit cx8802_remove(struct pci_dev *pci_dev)
dprintk( 1, "%s\n", __func__);
+ flush_request_modules(dev);
+
if (!list_empty(&dev->drvlist)) {
struct cx8802_driver *drv, *tmp;
int err;
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 8af302b425b3..099d5df8c572 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -2690,8 +2690,14 @@ static void request_modules(struct em28xx *dev)
INIT_WORK(&dev->request_module_wk, request_module_async);
schedule_work(&dev->request_module_wk);
}
+
+static void flush_request_modules(struct em28xx *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
#else
#define request_modules(dev)
+#define flush_request_modules(dev)
#endif /* CONFIG_MODULES */
/*
@@ -3118,6 +3124,8 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
em28xx_info("disconnecting %s\n", dev->vdev->name);
+ flush_request_modules(dev);
+
/* wait until all current v4l2 io is finished then deallocate
resources */
mutex_lock(&dev->lock);
diff --git a/drivers/media/video/em28xx/em28xx-input.c b/drivers/media/video/em28xx/em28xx-input.c
index 29cc74441a7d..ba1ba8648c81 100644
--- a/drivers/media/video/em28xx/em28xx-input.c
+++ b/drivers/media/video/em28xx/em28xx-input.c
@@ -551,7 +551,7 @@ void em28xx_deregister_snapshot_button(struct em28xx *dev)
{
if (dev->sbutton_input_dev != NULL) {
em28xx_info("Deregistering snapshot button\n");
- cancel_rearming_delayed_work(&dev->sbutton_query_work);
+ cancel_delayed_work_sync(&dev->sbutton_query_work);
input_unregister_device(dev->sbutton_input_dev);
dev->sbutton_input_dev = NULL;
}
diff --git a/drivers/media/video/omap24xxcam.c b/drivers/media/video/omap24xxcam.c
index 378b094aff16..017552762902 100644
--- a/drivers/media/video/omap24xxcam.c
+++ b/drivers/media/video/omap24xxcam.c
@@ -1198,7 +1198,7 @@ static int vidioc_streamoff(struct file *file, void *fh, enum v4l2_buf_type i)
atomic_inc(&cam->reset_disable);
- flush_scheduled_work();
+ flush_work_sync(&cam->sensor_reset_work);
rval = videobuf_streamoff(q);
if (!rval) {
@@ -1512,7 +1512,7 @@ static int omap24xxcam_release(struct file *file)
atomic_inc(&cam->reset_disable);
- flush_scheduled_work();
+ flush_work_sync(&cam->sensor_reset_work);
/* stop streaming capture */
videobuf_streamoff(&fh->vbq);
@@ -1536,7 +1536,7 @@ static int omap24xxcam_release(struct file *file)
* not be scheduled anymore since streaming is already
* disabled.)
*/
- flush_scheduled_work();
+ flush_work_sync(&cam->sensor_reset_work);
mutex_lock(&cam->mutex);
if (atomic_dec_return(&cam->users) == 0) {
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index 756a27812260..6abeecff6da7 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -166,8 +166,14 @@ static void request_submodules(struct saa7134_dev *dev)
schedule_work(&dev->request_module_wk);
}
+static void flush_request_submodules(struct saa7134_dev *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
+
#else
#define request_submodules(dev)
+#define flush_request_submodules(dev)
#endif /* CONFIG_MODULES */
/* ------------------------------------------------------------------ */
@@ -1010,8 +1016,6 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
}
}
- request_submodules(dev);
-
v4l2_prio_init(&dev->prio);
mutex_lock(&saa7134_devlist_lock);
@@ -1066,6 +1070,7 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
if (saa7134_dmasound_init && !dev->dmasound.priv_data)
saa7134_dmasound_init(dev);
+ request_submodules(dev);
return 0;
fail4:
@@ -1091,6 +1096,8 @@ static void __devexit saa7134_finidev(struct pci_dev *pci_dev)
struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev);
struct saa7134_mpeg_ops *mops;
+ flush_request_submodules(dev);
+
/* Release DMA sound modules if present */
if (saa7134_dmasound_exit && dev->dmasound.priv_data) {
saa7134_dmasound_exit(dev);
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index b890aafe7d64..6b8459c7728e 100644
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/drivers/media/video/saa7134/saa7134-empress.c
@@ -553,7 +553,7 @@ static int empress_fini(struct saa7134_dev *dev)
if (NULL == dev->empress_dev)
return 0;
- flush_scheduled_work();
+ flush_work_sync(&dev->empress_workqueue);
video_unregister_device(dev->empress_dev);
dev->empress_dev = NULL;
return 0;
diff --git a/drivers/mfd/menelaus.c b/drivers/mfd/menelaus.c
index 4ba85bbdb4c1..9cee8e7f0bcb 100644
--- a/drivers/mfd/menelaus.c
+++ b/drivers/mfd/menelaus.c
@@ -1259,7 +1259,7 @@ static int menelaus_probe(struct i2c_client *client,
return 0;
fail2:
free_irq(client->irq, menelaus);
- flush_scheduled_work();
+ flush_work_sync(&menelaus->work);
fail1:
kfree(menelaus);
return err;
@@ -1270,6 +1270,7 @@ static int __exit menelaus_remove(struct i2c_client *client)
struct menelaus_chip *menelaus = i2c_get_clientdata(client);
free_irq(client->irq, menelaus);
+ flush_work_sync(&menelaus->work);
kfree(menelaus);
the_menelaus = NULL;
return 0;
diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c
index d0016b67d125..90187fe33e04 100644
--- a/drivers/mfd/tps65010.c
+++ b/drivers/mfd/tps65010.c
@@ -242,7 +242,7 @@ static int dbg_show(struct seq_file *s, void *_)
seq_printf(s, "mask2 %s\n", buf);
/* ignore ackint2 */
- (void) schedule_delayed_work(&tps->work, POWER_POLL_DELAY);
+ schedule_delayed_work(&tps->work, POWER_POLL_DELAY);
/* VMAIN voltage, enable lowpower, etc */
@@ -400,7 +400,7 @@ static void tps65010_interrupt(struct tps65010 *tps)
&& (tps->chgstatus & (TPS_CHG_USB|TPS_CHG_AC)))
poll = 1;
if (poll)
- (void) schedule_delayed_work(&tps->work, POWER_POLL_DELAY);
+ schedule_delayed_work(&tps->work, POWER_POLL_DELAY);
/* also potentially gpio-in rise or fall */
}
@@ -410,7 +410,7 @@ static void tps65010_work(struct work_struct *work)
{
struct tps65010 *tps;
- tps = container_of(work, struct tps65010, work.work);
+ tps = container_of(to_delayed_work(work), struct tps65010, work);
mutex_lock(&tps->lock);
tps65010_interrupt(tps);
@@ -448,7 +448,7 @@ static irqreturn_t tps65010_irq(int irq, void *_tps)
disable_irq_nosync(irq);
set_bit(FLAG_IRQ_ENABLE, &tps->flags);
- (void) schedule_work(&tps->work.work);
+ schedule_delayed_work(&tps->work, 0);
return IRQ_HANDLED;
}
@@ -527,8 +527,7 @@ static int __exit tps65010_remove(struct i2c_client *client)
}
if (client->irq > 0)
free_irq(client->irq, tps);
- cancel_delayed_work(&tps->work);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&tps->work);
debugfs_remove(tps->file);
kfree(tps);
the_tps = NULL;
@@ -720,7 +719,7 @@ int tps65010_set_vbus_draw(unsigned mA)
&& test_and_set_bit(
FLAG_VBUS_CHANGED, &the_tps->flags)) {
/* gadget drivers call this in_irq() */
- (void) schedule_work(&the_tps->work.work);
+ schedule_delayed_work(&the_tps->work, 0);
}
local_irq_restore(flags);
diff --git a/drivers/misc/ioc4.c b/drivers/misc/ioc4.c
index 193206602d88..668d41e594a9 100644
--- a/drivers/misc/ioc4.c
+++ b/drivers/misc/ioc4.c
@@ -273,13 +273,11 @@ ioc4_variant(struct ioc4_driver_data *idd)
static void __devinit
ioc4_load_modules(struct work_struct *work)
{
- /* arg just has to be freed */
-
request_module("sgiioc4");
-
- kfree(work);
}
+static DECLARE_WORK(ioc4_load_modules_work, ioc4_load_modules);
+
/* Adds a new instance of an IOC4 card */
static int __devinit
ioc4_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
@@ -396,21 +394,12 @@ ioc4_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
* PCI device.
*/
if (idd->idd_variant != IOC4_VARIANT_PCI_RT) {
- struct work_struct *work;
- work = kzalloc(sizeof(struct work_struct), GFP_KERNEL);
- if (!work) {
- printk(KERN_WARNING
- "%s: IOC4 unable to allocate memory for "
- "load of sub-modules.\n", __func__);
- } else {
- /* Request the module from a work procedure as the
- * modprobe goes out to a userland helper and that
- * will hang if done directly from ioc4_probe().
- */
- printk(KERN_INFO "IOC4 loading sgiioc4 submodule\n");
- INIT_WORK(work, ioc4_load_modules);
- schedule_work(work);
- }
+ /* Request the module from a work procedure as the modprobe
+ * goes out to a userland helper and that will hang if done
+ * directly from ioc4_probe().
+ */
+ printk(KERN_INFO "IOC4 loading sgiioc4 submodule\n");
+ schedule_work(&ioc4_load_modules_work);
}
return 0;
@@ -498,7 +487,7 @@ static void __exit
ioc4_exit(void)
{
/* Ensure ioc4_load_modules() has completed before exiting */
- flush_scheduled_work();
+ flush_work_sync(&ioc4_load_modules_work);
pci_unregister_driver(&ioc4_driver);
}
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 57dcf8fa774a..a3a780faf85a 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1790,7 +1790,7 @@ static int __init mmc_init(void)
{
int ret;
- workqueue = create_singlethread_workqueue("kmmcd");
+ workqueue = alloc_ordered_workqueue("kmmcd", 0);
if (!workqueue)
return -ENOMEM;
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 0c7e37f496ef..379d2ffe4c87 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -173,6 +173,8 @@ struct mmc_omap_host {
struct omap_mmc_platform_data *pdata;
};
+static struct workqueue_struct *mmc_omap_wq;
+
static void mmc_omap_fclk_offdelay(struct mmc_omap_slot *slot)
{
unsigned long tick_ns;
@@ -289,7 +291,7 @@ static void mmc_omap_release_slot(struct mmc_omap_slot *slot, int clk_enabled)
host->next_slot = new_slot;
host->mmc = new_slot->mmc;
spin_unlock_irqrestore(&host->slot_lock, flags);
- schedule_work(&host->slot_release_work);
+ queue_work(mmc_omap_wq, &host->slot_release_work);
return;
}
@@ -457,7 +459,7 @@ mmc_omap_xfer_done(struct mmc_omap_host *host, struct mmc_data *data)
}
host->stop_data = data;
- schedule_work(&host->send_stop_work);
+ queue_work(mmc_omap_wq, &host->send_stop_work);
}
static void
@@ -637,7 +639,7 @@ mmc_omap_cmd_timer(unsigned long data)
OMAP_MMC_WRITE(host, IE, 0);
disable_irq(host->irq);
host->abort = 1;
- schedule_work(&host->cmd_abort_work);
+ queue_work(mmc_omap_wq, &host->cmd_abort_work);
}
spin_unlock_irqrestore(&host->slot_lock, flags);
}
@@ -826,7 +828,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
host->abort = 1;
OMAP_MMC_WRITE(host, IE, 0);
disable_irq_nosync(host->irq);
- schedule_work(&host->cmd_abort_work);
+ queue_work(mmc_omap_wq, &host->cmd_abort_work);
return IRQ_HANDLED;
}
@@ -1387,7 +1389,7 @@ static void mmc_omap_remove_slot(struct mmc_omap_slot *slot)
tasklet_kill(&slot->cover_tasklet);
del_timer_sync(&slot->cover_timer);
- flush_scheduled_work();
+ flush_workqueue(mmc_omap_wq);
mmc_remove_host(mmc);
mmc_free_host(mmc);
@@ -1608,12 +1610,22 @@ static struct platform_driver mmc_omap_driver = {
static int __init mmc_omap_init(void)
{
- return platform_driver_probe(&mmc_omap_driver, mmc_omap_probe);
+ int ret;
+
+ mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0);
+ if (!mmc_omap_wq)
+ return -ENOMEM;
+
+ ret = platform_driver_probe(&mmc_omap_driver, mmc_omap_probe);
+ if (ret)
+ destroy_workqueue(mmc_omap_wq);
+ return ret;
}
static void __exit mmc_omap_exit(void)
{
platform_driver_unregister(&mmc_omap_driver);
+ destroy_workqueue(mmc_omap_wq);
}
module_init(mmc_omap_init);
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 5d46021cbb57..078fdf11af03 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -2290,7 +2290,7 @@ static int omap_hsmmc_remove(struct platform_device *pdev)
free_irq(host->irq, host);
if (mmc_slot(host).card_detect_irq)
free_irq(mmc_slot(host).card_detect_irq, host);
- flush_scheduled_work();
+ flush_work_sync(&host->mmc_carddetect_work);
mmc_host_disable(host->mmc);
clk_disable(host->iclk);
diff --git a/drivers/net/chelsio/my3126.c b/drivers/net/chelsio/my3126.c
index 4c6028512d10..a683fd3bb624 100644
--- a/drivers/net/chelsio/my3126.c
+++ b/drivers/net/chelsio/my3126.c
@@ -22,7 +22,7 @@ static int my3126_interrupt_enable(struct cphy *cphy)
static int my3126_interrupt_disable(struct cphy *cphy)
{
- cancel_rearming_delayed_work(&cphy->phy_update);
+ cancel_delayed_work_sync(&cphy->phy_update);
return 0;
}
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index 8f11d29a5828..6d9275c52e05 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -1279,7 +1279,7 @@ static void emac_force_link_update(struct emac_instance *dev)
netif_carrier_off(dev->ndev);
smp_rmb();
if (dev->link_polling) {
- cancel_rearming_delayed_work(&dev->link_work);
+ cancel_delayed_work_sync(&dev->link_work);
if (dev->link_polling)
schedule_delayed_work(&dev->link_work, PHY_POLL_LINK_OFF);
}
@@ -1294,7 +1294,7 @@ static int emac_close(struct net_device *ndev)
if (dev->phy.address >= 0) {
dev->link_polling = 0;
- cancel_rearming_delayed_work(&dev->link_work);
+ cancel_delayed_work_sync(&dev->link_work);
}
mutex_lock(&dev->link_lock);
emac_netif_stop(dev);
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 43307bd42a69..6107304cb94c 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -1207,7 +1207,6 @@ static void housekeeping_enable(struct zd_mac *mac)
static void housekeeping_disable(struct zd_mac *mac)
{
dev_dbg_f(zd_mac_dev(mac), "\n");
- cancel_rearming_delayed_workqueue(zd_workqueue,
- &mac->housekeeping.link_led_work);
+ cancel_delayed_work_sync(&mac->housekeeping.link_led_work);
zd_chip_control_leds(&mac->chip, ZD_LED_OFF);
}
diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index b3c01c16a164..e7f89785beef 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -580,10 +580,8 @@ static int ds2760_battery_remove(struct platform_device *pdev)
{
struct ds2760_device_info *di = platform_get_drvdata(pdev);
- cancel_rearming_delayed_workqueue(di->monitor_wqueue,
- &di->monitor_work);
- cancel_rearming_delayed_workqueue(di->monitor_wqueue,
- &di->set_charged_work);
+ cancel_delayed_work_sync(&di->monitor_work);
+ cancel_delayed_work_sync(&di->set_charged_work);
destroy_workqueue(di->monitor_wqueue);
power_supply_unregister(&di->bat);
kfree(di);
diff --git a/drivers/power/intel_mid_battery.c b/drivers/power/intel_mid_battery.c
index 2a10cd361181..36cf402c0677 100644
--- a/drivers/power/intel_mid_battery.c
+++ b/drivers/power/intel_mid_battery.c
@@ -730,8 +730,7 @@ static __devinit int probe(int irq, struct device *dev)
power_reg_failed_1:
power_supply_unregister(&pbi->batt);
power_reg_failed:
- cancel_rearming_delayed_workqueue(pbi->monitor_wqueue,
- &pbi->monitor_battery);
+ cancel_delayed_work_sync(&pbi->monitor_battery);
requestirq_failed:
destroy_workqueue(pbi->monitor_wqueue);
wqueue_failed:
@@ -760,8 +759,7 @@ static int __devexit platform_pmic_battery_remove(struct platform_device *pdev)
struct pmic_power_module_info *pbi = dev_get_drvdata(&pdev->dev);
free_irq(pbi->irq, pbi);
- cancel_rearming_delayed_workqueue(pbi->monitor_wqueue,
- &pbi->monitor_battery);
+ cancel_delayed_work_sync(&pbi->monitor_battery);
destroy_workqueue(pbi->monitor_wqueue);
power_supply_unregister(&pbi->usb);
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index 62227cd52410..0cc0984d155b 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -104,7 +104,7 @@ static int clear_uie(struct rtc_device *rtc)
}
if (rtc->uie_task_active) {
spin_unlock_irq(&rtc->irq_lock);
- flush_scheduled_work();
+ flush_work_sync(&rtc->uie_task);
spin_lock_irq(&rtc->irq_lock);
}
rtc->uie_irq_active = 0;
diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c
index 48da85e97ca4..077af1d7b9e4 100644
--- a/drivers/rtc/rtc-ds1305.c
+++ b/drivers/rtc/rtc-ds1305.c
@@ -813,7 +813,7 @@ static int __devexit ds1305_remove(struct spi_device *spi)
if (spi->irq) {
set_bit(FLAG_EXITING, &ds1305->flags);
free_irq(spi->irq, ds1305);
- flush_scheduled_work();
+ cancel_work_sync(&ds1305->work);
}
rtc_device_unregister(ds1305->rtc);
diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c
index 1f0007fd4431..47fb6357c346 100644
--- a/drivers/rtc/rtc-ds1374.c
+++ b/drivers/rtc/rtc-ds1374.c
@@ -417,7 +417,7 @@ static int __devexit ds1374_remove(struct i2c_client *client)
mutex_unlock(&ds1374->mutex);
free_irq(client->irq, client);
- flush_scheduled_work();
+ cancel_work_sync(&ds1374->work);
}
rtc_device_unregister(ds1374->rtc);
diff --git a/drivers/rtc/rtc-ds3232.c b/drivers/rtc/rtc-ds3232.c
index 57063552d3b7..23a9ee19764c 100644
--- a/drivers/rtc/rtc-ds3232.c
+++ b/drivers/rtc/rtc-ds3232.c
@@ -463,7 +463,7 @@ static int __devexit ds3232_remove(struct i2c_client *client)
mutex_unlock(&ds3232->mutex);
free_irq(client->irq, client);
- flush_scheduled_work();
+ cancel_work_sync(&ds3232->work);
}
rtc_device_unregister(ds3232->rtc);
diff --git a/drivers/rtc/rtc-rx8025.c b/drivers/rtc/rtc-rx8025.c
index 1146e3522d3c..af32a62e12a8 100644
--- a/drivers/rtc/rtc-rx8025.c
+++ b/drivers/rtc/rtc-rx8025.c
@@ -650,7 +650,7 @@ static int __devexit rx8025_remove(struct i2c_client *client)
mutex_unlock(lock);
free_irq(client->irq, client);
- flush_scheduled_work();
+ cancel_work_sync(&rx8025->work);
}
rx8025_sysfs_unregister(&client->dev);
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index deff2c3361e4..fbe361fcd2c0 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -24,6 +24,8 @@
#include "tape_std.h"
#include "tape_3590.h"
+static struct workqueue_struct *tape_3590_wq;
+
/*
* Pointer to debug area.
*/
@@ -613,7 +615,7 @@ tape_3590_schedule_work(struct tape_device *device, enum tape_op op)
p->device = tape_get_device(device);
p->op = op;
- schedule_work(&p->work);
+ queue_work(tape_3590_wq, &p->work);
return 0;
}
@@ -1629,7 +1631,7 @@ fail_kmalloc:
static void
tape_3590_cleanup_device(struct tape_device *device)
{
- flush_scheduled_work();
+ flush_workqueue(tape_3590_wq);
tape_std_unassign(device);
kfree(device->discdata);
@@ -1733,11 +1735,17 @@ tape_3590_init(void)
#endif
DBF_EVENT(3, "3590 init\n");
+
+ tape_3590_wq = alloc_workqueue("tape_3590", 0, 0);
+ if (!tape_3590_wq)
+ return -ENOMEM;
+
/* Register driver for 3590 tapes. */
rc = ccw_driver_register(&tape_3590_driver);
- if (rc)
+ if (rc) {
+ destroy_workqueue(tape_3590_wq);
DBF_EVENT(3, "3590 init failed\n");
- else
+ } else
DBF_EVENT(3, "3590 registered\n");
return rc;
}
@@ -1746,7 +1754,7 @@ static void
tape_3590_exit(void)
{
ccw_driver_unregister(&tape_3590_driver);
-
+ destroy_workqueue(tape_3590_wq);
debug_unregister(TAPE_DBF_AREA);
}
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index f0fa9ca5cb2c..55d2d0f4eabc 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -264,7 +264,7 @@ cleanup_queue:
void
tapeblock_cleanup_device(struct tape_device *device)
{
- flush_scheduled_work();
+ flush_work_sync(&device->blk_data.requeue_task);
tape_put_device(device);
if (!device->blk_data.disk) {
diff --git a/drivers/staging/pohmelfs/inode.c b/drivers/staging/pohmelfs/inode.c
index cc8d2840f9b6..56d3a4e5622f 100644
--- a/drivers/staging/pohmelfs/inode.c
+++ b/drivers/staging/pohmelfs/inode.c
@@ -1325,8 +1325,8 @@ static void pohmelfs_put_super(struct super_block *sb)
}
psb->trans_scan_timeout = psb->drop_scan_timeout = 0;
- cancel_rearming_delayed_work(&psb->dwork);
- cancel_rearming_delayed_work(&psb->drop_dwork);
+ cancel_delayed_work_sync(&psb->dwork);
+ cancel_delayed_work_sync(&psb->drop_dwork);
flush_scheduled_work();
dprintk("%s: stopped workqueues.\n", __func__);
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index f383cb42b1d7..a845f8b8382f 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -1247,7 +1247,7 @@ static void cxacru_unbind(struct usbatm_data *usbatm_instance,
mutex_unlock(&instance->poll_state_serialize);
if (is_polling)
- cancel_rearming_delayed_work(&instance->poll_work);
+ cancel_delayed_work_sync(&instance->poll_work);
usb_kill_urb(instance->snd_urb);
usb_kill_urb(instance->rcv_urb);
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index 4716e707de59..0842cfbf60cf 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -139,7 +139,8 @@ struct speedtch_instance_data {
struct speedtch_params params; /* set in probe, constant afterwards */
- struct delayed_work status_checker;
+ struct timer_list status_check_timer;
+ struct work_struct status_check_work;
unsigned char last_status;
@@ -498,7 +499,7 @@ static void speedtch_check_status(struct work_struct *work)
{
struct speedtch_instance_data *instance =
container_of(work, struct speedtch_instance_data,
- status_checker.work);
+ status_check_work);
struct usbatm_data *usbatm = instance->usbatm;
struct atm_dev *atm_dev = usbatm->atm_dev;
unsigned char *buf = instance->scratch_buffer;
@@ -575,11 +576,11 @@ static void speedtch_status_poll(unsigned long data)
{
struct speedtch_instance_data *instance = (void *)data;
- schedule_delayed_work(&instance->status_checker, 0);
+ schedule_work(&instance->status_check_work);
/* The following check is racy, but the race is harmless */
if (instance->poll_delay < MAX_POLL_DELAY)
- mod_timer(&instance->status_checker.timer, jiffies + msecs_to_jiffies(instance->poll_delay));
+ mod_timer(&instance->status_check_timer, jiffies + msecs_to_jiffies(instance->poll_delay));
else
atm_warn(instance->usbatm, "Too many failures - disabling line status polling\n");
}
@@ -595,7 +596,7 @@ static void speedtch_resubmit_int(unsigned long data)
if (int_urb) {
ret = usb_submit_urb(int_urb, GFP_ATOMIC);
if (!ret)
- schedule_delayed_work(&instance->status_checker, 0);
+ schedule_work(&instance->status_check_work);
else {
atm_dbg(instance->usbatm, "%s: usb_submit_urb failed with result %d\n", __func__, ret);
mod_timer(&instance->resubmit_timer, jiffies + msecs_to_jiffies(RESUBMIT_DELAY));
@@ -624,7 +625,7 @@ static void speedtch_handle_int(struct urb *int_urb)
}
if ((count == 6) && !memcmp(up_int, instance->int_data, 6)) {
- del_timer(&instance->status_checker.timer);
+ del_timer(&instance->status_check_timer);
atm_info(usbatm, "DSL line goes up\n");
} else if ((count == 6) && !memcmp(down_int, instance->int_data, 6)) {
atm_info(usbatm, "DSL line goes down\n");
@@ -640,7 +641,7 @@ static void speedtch_handle_int(struct urb *int_urb)
if ((int_urb = instance->int_urb)) {
ret = usb_submit_urb(int_urb, GFP_ATOMIC);
- schedule_delayed_work(&instance->status_checker, 0);
+ schedule_work(&instance->status_check_work);
if (ret < 0) {
atm_dbg(usbatm, "%s: usb_submit_urb failed with result %d\n", __func__, ret);
goto fail;
@@ -686,7 +687,7 @@ static int speedtch_atm_start(struct usbatm_data *usbatm, struct atm_dev *atm_de
}
/* Start status polling */
- mod_timer(&instance->status_checker.timer, jiffies + msecs_to_jiffies(1000));
+ mod_timer(&instance->status_check_timer, jiffies + msecs_to_jiffies(1000));
return 0;
}
@@ -698,7 +699,7 @@ static void speedtch_atm_stop(struct usbatm_data *usbatm, struct atm_dev *atm_de
atm_dbg(usbatm, "%s entered\n", __func__);
- del_timer_sync(&instance->status_checker.timer);
+ del_timer_sync(&instance->status_check_timer);
/*
* Since resubmit_timer and int_urb can schedule themselves and
@@ -717,7 +718,7 @@ static void speedtch_atm_stop(struct usbatm_data *usbatm, struct atm_dev *atm_de
del_timer_sync(&instance->resubmit_timer);
usb_free_urb(int_urb);
- flush_scheduled_work();
+ flush_work_sync(&instance->status_check_work);
}
static int speedtch_pre_reset(struct usb_interface *intf)
@@ -869,10 +870,11 @@ static int speedtch_bind(struct usbatm_data *usbatm,
usbatm->flags |= (use_isoc ? UDSL_USE_ISOC : 0);
- INIT_DELAYED_WORK(&instance->status_checker, speedtch_check_status);
+ INIT_WORK(&instance->status_check_work, speedtch_check_status);
+ init_timer(&instance->status_check_timer);
- instance->status_checker.timer.function = speedtch_status_poll;
- instance->status_checker.timer.data = (unsigned long)instance;
+ instance->status_check_timer.function = speedtch_status_poll;
+ instance->status_check_timer.data = (unsigned long)instance;
instance->last_status = 0xff;
instance->poll_delay = MIN_POLL_DELAY;
diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c
index e3454fe46b47..1eda968b5644 100644
--- a/drivers/usb/gadget/u_ether.c
+++ b/drivers/usb/gadget/u_ether.c
@@ -839,11 +839,9 @@ void gether_cleanup(void)
return;
unregister_netdev(the_dev->net);
+ flush_work_sync(&the_dev->work);
free_netdev(the_dev->net);
- /* assuming we used keventd, it must quiesce too */
- flush_scheduled_work();
-
the_dev = NULL;
}
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 9751647665df..759a12ff8048 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -901,7 +901,8 @@ static void ohci_stop (struct usb_hcd *hcd)
ohci_dump (ohci, 1);
- flush_scheduled_work();
+ if (quirk_nec(ohci))
+ flush_work_sync(&ohci->nec_work);
ohci_usb_reset (ohci);
ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
diff --git a/drivers/usb/otg/isp1301_omap.c b/drivers/usb/otg/isp1301_omap.c
index 456969492410..e00fa1b22ecd 100644
--- a/drivers/usb/otg/isp1301_omap.c
+++ b/drivers/usb/otg/isp1301_omap.c
@@ -1247,7 +1247,7 @@ static int __exit isp1301_remove(struct i2c_client *i2c)
isp->timer.data = 0;
set_bit(WORK_STOP, &isp->todo);
del_timer_sync(&isp->timer);
- flush_scheduled_work();
+ flush_work_sync(&isp->work);
put_device(&i2c->dev);
the_transceiver = NULL;
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index e199b0f4f99c..5be866bb7a41 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -613,9 +613,8 @@ static void oti6858_close(struct usb_serial_port *port)
dbg("%s(): after buf_clear()", __func__);
/* cancel scheduled setup */
- cancel_delayed_work(&priv->delayed_setup_work);
- cancel_delayed_work(&priv->delayed_write_work);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&priv->delayed_setup_work);
+ cancel_delayed_work_sync(&priv->delayed_write_work);
/* shutdown our urbs */
dbg("%s(): shutting down urbs", __func__);
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 6b93ef93cb12..804000183c5e 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -75,7 +75,7 @@ int fb_deferred_io_fsync(struct file *file, int datasync)
return 0;
/* Kill off the delayed work */
- cancel_rearming_delayed_work(&info->deferred_work);
+ cancel_delayed_work_sync(&info->deferred_work);
/* Run it immediately */
return schedule_delayed_work(&info->deferred_work, 0);
diff --git a/drivers/video/omap/lcd_mipid.c b/drivers/video/omap/lcd_mipid.c
index 64dcc7439c99..90e3bdd1b7ab 100644
--- a/drivers/video/omap/lcd_mipid.c
+++ b/drivers/video/omap/lcd_mipid.c
@@ -396,7 +396,7 @@ static void mipid_esd_start_check(struct mipid_device *md)
static void mipid_esd_stop_check(struct mipid_device *md)
{
if (md->esd_check != NULL)
- cancel_rearming_delayed_workqueue(md->esd_wq, &md->esd_work);
+ cancel_delayed_work_sync(&md->esd_work);
}
static void mipid_esd_work(struct work_struct *work)
diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index 9531c052d7a4..9b39a5dd4131 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -317,7 +317,12 @@ static void ncp_stop_tasks(struct ncp_server *server) {
sk->sk_write_space = server->write_space;
release_sock(sk);
del_timer_sync(&server->timeout_tm);
- flush_scheduled_work();
+
+ flush_work_sync(&server->rcv.tq);
+ if (sk->sk_socket->type == SOCK_STREAM)
+ flush_work_sync(&server->tx.tq);
+ else
+ flush_work_sync(&server->timeout_tq);
}
static int ncp_show_options(struct seq_file *seq, struct vfsmount *mnt)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 116cab970e0f..fbd18c3074bb 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -4336,7 +4336,7 @@ __nfs4_state_shutdown(void)
void
nfs4_state_shutdown(void)
{
- cancel_rearming_delayed_workqueue(laundry_wq, &laundromat_work);
+ cancel_delayed_work_sync(&laundromat_work);
destroy_workqueue(laundry_wq);
locks_end_grace(&nfsd4_manager);
nfs4_lock_state();
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 9f26ac9be2a4..9e3d45bcb5fd 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -307,8 +307,7 @@ static void o2hb_arm_write_timeout(struct o2hb_region *reg)
static void o2hb_disarm_write_timeout(struct o2hb_region *reg)
{
- cancel_delayed_work(&reg->hr_write_timeout_work);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&reg->hr_write_timeout_work);
}
static inline void o2hb_bio_wait_init(struct o2hb_bio_wait_ctxt *wc)
diff --git a/fs/ocfs2/cluster/quorum.c b/fs/ocfs2/cluster/quorum.c
index cf3e16696216..a87366750f23 100644
--- a/fs/ocfs2/cluster/quorum.c
+++ b/fs/ocfs2/cluster/quorum.c
@@ -325,5 +325,7 @@ void o2quo_init(void)
void o2quo_exit(void)
{
- flush_scheduled_work();
+ struct o2quo_state *qs = &o2quo_state;
+
+ flush_work_sync(&qs->qs_work);
}
diff --git a/fs/xfs/xfs_mru_cache.c b/fs/xfs/xfs_mru_cache.c
index 45ce15dc5b2b..edfa178bafb6 100644
--- a/fs/xfs/xfs_mru_cache.c
+++ b/fs/xfs/xfs_mru_cache.c
@@ -408,7 +408,7 @@ xfs_mru_cache_flush(
spin_lock(&mru->lock);
if (mru->queued) {
spin_unlock(&mru->lock);
- cancel_rearming_delayed_workqueue(xfs_mru_reap_wq, &mru->work);
+ cancel_delayed_work_sync(&mru->work);
spin_lock(&mru->lock);
}
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index bd257fee6031..1ac11586a2f5 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -409,7 +409,7 @@ static inline bool __cancel_delayed_work(struct delayed_work *work)
}
/* Obsolete. use cancel_delayed_work_sync() */
-static inline
+static inline __deprecated
void cancel_rearming_delayed_workqueue(struct workqueue_struct *wq,
struct delayed_work *work)
{
@@ -417,7 +417,7 @@ void cancel_rearming_delayed_workqueue(struct workqueue_struct *wq,
}
/* Obsolete. use cancel_delayed_work_sync() */
-static inline
+static inline __deprecated
void cancel_rearming_delayed_work(struct delayed_work *work)
{
cancel_delayed_work_sync(work);
diff --git a/init/main.c b/init/main.c
index ea51770c0170..00799c1d4628 100644
--- a/init/main.c
+++ b/init/main.c
@@ -777,9 +777,6 @@ static void __init do_initcalls(void)
for (fn = __early_initcall_end; fn < __initcall_end; fn++)
do_one_initcall(*fn);
-
- /* Make sure there is no pending stuff from the initcall sequence */
- flush_scheduled_work();
}
/*
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index e785b0f2aea5..8ee6ec82f88a 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -932,6 +932,38 @@ static void insert_work(struct cpu_workqueue_struct *cwq,
wake_up_worker(gcwq);
}
+/*
+ * Test whether @work is being queued from another work executing on the
+ * same workqueue. This is rather expensive and should only be used from
+ * cold paths.
+ */
+static bool is_chained_work(struct workqueue_struct *wq)
+{
+ unsigned long flags;
+ unsigned int cpu;
+
+ for_each_gcwq_cpu(cpu) {
+ struct global_cwq *gcwq = get_gcwq(cpu);
+ struct worker *worker;
+ struct hlist_node *pos;
+ int i;
+
+ spin_lock_irqsave(&gcwq->lock, flags);
+ for_each_busy_worker(worker, i, pos, gcwq) {
+ if (worker->task != current)
+ continue;
+ spin_unlock_irqrestore(&gcwq->lock, flags);
+ /*
+ * I'm @worker, no locking necessary. See if @work
+ * is headed to the same workqueue.
+ */
+ return worker->current_cwq->wq == wq;
+ }
+ spin_unlock_irqrestore(&gcwq->lock, flags);
+ }
+ return false;
+}
+
static void __queue_work(unsigned int cpu, struct workqueue_struct *wq,
struct work_struct *work)
{
@@ -943,7 +975,9 @@ static void __queue_work(unsigned int cpu, struct workqueue_struct *wq,
debug_work_activate(work);
- if (WARN_ON_ONCE(wq->flags & WQ_DYING))
+ /* if dying, only works from the same workqueue are allowed */
+ if (unlikely(wq->flags & WQ_DYING) &&
+ WARN_ON_ONCE(!is_chained_work(wq)))
return;
/* determine gcwq to use */
@@ -2936,11 +2970,35 @@ EXPORT_SYMBOL_GPL(__alloc_workqueue_key);
*/
void destroy_workqueue(struct workqueue_struct *wq)
{
+ unsigned int flush_cnt = 0;
unsigned int cpu;
+ /*
+ * Mark @wq dying and drain all pending works. Once WQ_DYING is
+ * set, only chain queueing is allowed. IOW, only currently
+ * pending or running work items on @wq can queue further work
+ * items on it. @wq is flushed repeatedly until it becomes empty.
+ * The number of flushing is detemined by the depth of chaining and
+ * should be relatively short. Whine if it takes too long.
+ */
wq->flags |= WQ_DYING;
+reflush:
flush_workqueue(wq);
+ for_each_cwq_cpu(cpu, wq) {
+ struct cpu_workqueue_struct *cwq = get_cwq(cpu, wq);
+
+ if (!cwq->nr_active && list_empty(&cwq->delayed_works))
+ continue;
+
+ if (++flush_cnt == 10 ||
+ (flush_cnt % 100 == 0 && flush_cnt <= 1000))
+ printk(KERN_WARNING "workqueue %s: flush on "
+ "destruction isn't complete after %u tries\n",
+ wq->name, flush_cnt);
+ goto reflush;
+ }
+
/*
* wq list is used to freeze wq, remove from list after
* flushing is complete in case freeze races us.
diff --git a/mm/slab.c b/mm/slab.c
index 6107f2380e08..39e92c0e6273 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1293,7 +1293,7 @@ static int __cpuinit cpuup_callback(struct notifier_block *nfb,
* anything expensive but will only modify reap_work
* and reschedule the timer.
*/
- cancel_rearming_delayed_work(&per_cpu(slab_reap_work, cpu));
+ cancel_delayed_work_sync(&per_cpu(slab_reap_work, cpu));
/* Now the cache_reaper is guaranteed to be not running. */
per_cpu(slab_reap_work, cpu).work.func = NULL;
break;
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 8f62f17ee1c7..33c33e7a0f9b 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1033,7 +1033,7 @@ static int __cpuinit vmstat_cpuup_callback(struct notifier_block *nfb,
break;
case CPU_DOWN_PREPARE:
case CPU_DOWN_PREPARE_FROZEN:
- cancel_rearming_delayed_work(&per_cpu(vmstat_work, cpu));
+ cancel_delayed_work_sync(&per_cpu(vmstat_work, cpu));
per_cpu(vmstat_work, cpu).work.func = NULL;
break;
case CPU_DOWN_FAILED:
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 179e04bc99dd..38754fdb88ba 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -1607,7 +1607,7 @@ static void lec_arp_destroy(struct lec_priv *priv)
struct lec_arp_table *entry;
int i;
- cancel_rearming_delayed_work(&priv->lec_arp_work);
+ cancel_delayed_work_sync(&priv->lec_arp_work);
/*
* Remove all entries
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 72d9b50109fc..02dc2cbcbe86 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -923,7 +923,7 @@ void __netpoll_cleanup(struct netpoll *np)
skb_queue_purge(&npinfo->arp_tx);
skb_queue_purge(&npinfo->txq);
- cancel_rearming_delayed_work(&npinfo->tx_work);
+ cancel_delayed_work_sync(&npinfo->tx_work);
/* clean after last, unfinished work */
__skb_queue_purge(&npinfo->txq);
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 6112a12578b2..0c877a74e1f4 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -390,7 +390,7 @@ static int dsa_remove(struct platform_device *pdev)
if (dst->link_poll_needed)
del_timer_sync(&dst->link_poll_timer);
- flush_scheduled_work();
+ flush_work_sync(&dst->link_poll_work);
for (i = 0; i < dst->pd->nr_chips; i++) {
struct dsa_switch *ds = dst->ds[i];
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index c6f293639220..22f7ad5101ab 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -3430,7 +3430,7 @@ void ip_vs_control_cleanup(void)
{
EnterFunction(2);
ip_vs_trash_cleanup();
- cancel_rearming_delayed_work(&defense_work);
+ cancel_delayed_work_sync(&defense_work);
cancel_work_sync(&defense_work.work);
ip_vs_kill_estimator(&ip_vs_stats);
unregister_sysctl_table(sysctl_header);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index dfcab5ac65af..96549df836ee 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -770,7 +770,7 @@ static void xs_destroy(struct rpc_xprt *xprt)
dprintk("RPC: xs_destroy xprt %p\n", xprt);
- cancel_rearming_delayed_work(&transport->connect_worker);
+ cancel_delayed_work_sync(&transport->connect_worker);
xs_close(xprt);
xs_free_peer_addresses(xprt);