Sorry, this has been sent by mistake, please ignore.
On Friday, 23 February 2007 11:02, Rafael J. Wysocki wrote:
> arch/i386/kernel/apm.c | 2 ++
> drivers/block/loop.c | 2 ++
> drivers/char/apm-emulation.c | 3 +++
> drivers/ieee1394/ieee1394_core.c | 3 +++
> drivers/md/md.c | 2 ++
> drivers/mmc/card/queue.c | 3 +++
> drivers/mtd/mtd_blkdevs.c | 3 +++
> drivers/scsi/libsas/sas_scsi_host.c | 3 +++
> drivers/scsi/scsi_error.c | 3 +++
> drivers/usb/storage/usb.c | 2 ++
> kernel/softirq.c | 2 ++
> kernel/softlockup.c | 2 ++
> kernel/workqueue.c | 3 +--
> 13 files changed, 31 insertions(+), 2 deletions(-)
>
> Index: linux-2.6.20-mm2/arch/i386/kernel/apm.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/arch/i386/kernel/apm.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/arch/i386/kernel/apm.c 2007-02-23 00:34:25.000000000 +0100
> @@ -227,6 +227,7 @@
> #include <linux/dmi.h>
> #include <linux/suspend.h>
> #include <linux/kthread.h>
> +#include <linux/freezer.h>
>
> #include <asm/system.h>
> #include <asm/uaccess.h>
> @@ -1402,6 +1403,7 @@ static void apm_mainloop(void)
> add_wait_queue(&apm_waitqueue, &wait);
> set_current_state(TASK_INTERRUPTIBLE);
> for (;;) {
> + try_to_freeze();
> schedule_timeout(APM_CHECK_TIMEOUT);
> if (kthread_should_stop())
> break;
> Index: linux-2.6.20-mm2/drivers/md/md.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/md/md.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/md/md.c 2007-02-23 00:34:25.000000000 +0100
> @@ -4513,6 +4513,8 @@ static int md_thread(void * arg)
> || kthread_should_stop(),
> thread->timeout);
>
> + try_to_freeze();
> +
> clear_bit(THREAD_WAKEUP, &thread->flags);
>
> thread->run(thread->mddev);
> Index: linux-2.6.20-mm2/drivers/mmc/card/queue.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/mmc/card/queue.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/mmc/card/queue.c 2007-02-23 00:34:25.000000000 +0100
> @@ -12,6 +12,7 @@
> #include <linux/module.h>
> #include <linux/blkdev.h>
> #include <linux/kthread.h>
> +#include <linux/freezer.h>
>
> #include <linux/mmc/card.h>
> #include <linux/mmc/host.h>
> @@ -71,6 +72,8 @@ static int mmc_queue_thread(void *d)
> do {
> struct request *req = NULL;
>
> + try_to_freeze();
> +
> spin_lock_irq(q->queue_lock);
> set_current_state(TASK_INTERRUPTIBLE);
> if (!blk_queue_plugged(q))
> Index: linux-2.6.20-mm2/drivers/mtd/mtd_blkdevs.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/mtd/mtd_blkdevs.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/mtd/mtd_blkdevs.c 2007-02-23 00:34:25.000000000 +0100
> @@ -20,6 +20,7 @@
> #include <linux/hdreg.h>
> #include <linux/init.h>
> #include <linux/mutex.h>
> +#include <linux/freezer.h>
> #include <asm/uaccess.h>
>
> static LIST_HEAD(blktrans_majors);
> @@ -113,6 +114,8 @@ static int mtd_blktrans_thread(void *arg
> schedule();
> remove_wait_queue(&tr->blkcore_priv->thread_wq, &wait);
>
> + try_to_freeze();
> +
> spin_lock_irq(rq->queue_lock);
>
> continue;
> Index: linux-2.6.20-mm2/drivers/usb/storage/usb.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/usb/storage/usb.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/usb/storage/usb.c 2007-02-23 00:34:25.000000000 +0100
> @@ -304,6 +304,8 @@ static int usb_stor_control_thread(void
> current->flags |= PF_NOFREEZE;
>
> for(;;) {
> + try_to_freeze();
> +
> US_DEBUGP("*** thread sleeping.\n");
> if(down_interruptible(&us->sema))
> break;
> Index: linux-2.6.20-mm2/drivers/ieee1394/ieee1394_core.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/ieee1394/ieee1394_core.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/ieee1394/ieee1394_core.c 2007-02-23 00:34:25.000000000 +0100
> @@ -35,6 +35,7 @@
> #include <linux/kthread.h>
> #include <linux/preempt.h>
> #include <linux/time.h>
> +#include <linux/freezer.h>
>
> #include <asm/system.h>
> #include <asm/byteorder.h>
> @@ -1081,6 +1082,8 @@ static int hpsbpkt_thread(void *__hi)
> complete_routine(complete_data);
> }
>
> + try_to_freeze();
> +
> set_current_state(TASK_INTERRUPTIBLE);
> if (!skb_peek(&hpsbpkt_queue))
> schedule();
> Index: linux-2.6.20-mm2/drivers/char/apm-emulation.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/char/apm-emulation.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/char/apm-emulation.c 2007-02-23 00:34:25.000000000 +0100
> @@ -27,6 +27,7 @@
> #include <linux/completion.h>
> #include <linux/kthread.h>
> #include <linux/delay.h>
> +#include <linux/freezer.h>
>
> #include <asm/system.h>
>
> @@ -539,6 +540,8 @@ static int kapmd(void *arg)
> apm_event_t event;
> int ret;
>
> + try_to_freeze();
> +
> wait_event_interruptible(kapmd_wait,
> !queue_empty(&kapmd_queue) || kthread_should_stop());
>
> Index: linux-2.6.20-mm2/drivers/block/loop.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/block/loop.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/block/loop.c 2007-02-23 00:34:25.000000000 +0100
> @@ -74,6 +74,7 @@
> #include <linux/highmem.h>
> #include <linux/gfp.h>
> #include <linux/kthread.h>
> +#include <linux/freezer.h>
>
> #include <asm/uaccess.h>
>
> @@ -580,6 +581,7 @@ static int loop_thread(void *data)
> set_user_nice(current, -20);
>
> while (!kthread_should_stop() || lo->lo_bio) {
> + try_to_freeze();
>
> wait_event_interruptible(lo->lo_event,
> lo->lo_bio || kthread_should_stop());
> Index: linux-2.6.20-mm2/drivers/scsi/libsas/sas_scsi_host.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/scsi/libsas/sas_scsi_host.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/scsi/libsas/sas_scsi_host.c 2007-02-23 00:34:25.000000000 +0100
> @@ -39,6 +39,7 @@
> #include <linux/err.h>
> #include <linux/blkdev.h>
> #include <linux/scatterlist.h>
> +#include <linux/freezer.h>
>
> /* ---------- SCSI Host glue ---------- */
>
> @@ -875,6 +876,8 @@ static int sas_queue_thread(void *_sas_h
> complete(&queue_th_comp);
>
> while (1) {
> + try_to_freeze();
> +
> down_interruptible(&core->queue_thread_sema);
> sas_queue(sas_ha);
> if (core->queue_thread_kill)
> Index: linux-2.6.20-mm2/drivers/scsi/scsi_error.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/drivers/scsi/scsi_error.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/drivers/scsi/scsi_error.c 2007-02-23 00:34:25.000000000 +0100
> @@ -24,6 +24,7 @@
> #include <linux/interrupt.h>
> #include <linux/blkdev.h>
> #include <linux/delay.h>
> +#include <linux/freezer.h>
>
> #include <scsi/scsi.h>
> #include <scsi/scsi_cmnd.h>
> @@ -1536,6 +1537,8 @@ int scsi_error_handler(void *data)
> */
> set_current_state(TASK_INTERRUPTIBLE);
> while (!kthread_should_stop()) {
> + try_to_freeze();
> +
> if ((shost->host_failed == 0 && shost->host_eh_scheduled == 0) ||
> shost->host_failed != shost->host_busy) {
> SCSI_LOG_ERROR_RECOVERY(1,
> Index: linux-2.6.20-mm2/kernel/softlockup.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/kernel/softlockup.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/kernel/softlockup.c 2007-02-23 00:34:25.000000000 +0100
> @@ -13,6 +13,7 @@
> #include <linux/kthread.h>
> #include <linux/notifier.h>
> #include <linux/module.h>
> +#include <linux/freezer.h>
>
> static DEFINE_SPINLOCK(print_lock);
>
> @@ -93,6 +94,7 @@ static int watchdog(void * __bind_cpu)
> * debug-printout triggers in softlockup_tick().
> */
> while (!kthread_should_stop()) {
> + try_to_freeze();
> set_current_state(TASK_INTERRUPTIBLE);
> touch_softlockup_watchdog();
> schedule();
> Index: linux-2.6.20-mm2/kernel/softirq.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/kernel/softirq.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/kernel/softirq.c 2007-02-23 00:34:25.000000000 +0100
> @@ -18,6 +18,7 @@
> #include <linux/rcupdate.h>
> #include <linux/smp.h>
> #include <linux/tick.h>
> +#include <linux/freezer.h>
>
> #include <asm/irq.h>
> /*
> @@ -494,6 +495,7 @@ static int ksoftirqd(void * __bind_cpu)
> set_current_state(TASK_INTERRUPTIBLE);
>
> while (!kthread_should_stop()) {
> + try_to_freeze();
> preempt_disable();
> if (!local_softirq_pending()) {
> preempt_enable_no_resched();
> Index: linux-2.6.20-mm2/kernel/workqueue.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/kernel/workqueue.c 2007-02-22 23:48:52.000000000 +0100
> +++ linux-2.6.20-mm2/kernel/workqueue.c 2007-02-23 00:34:25.000000000 +0100
> @@ -316,8 +316,7 @@ static int worker_thread(void *__cwq)
> do_sigaction(SIGCHLD, &sa, (struct k_sigaction *)0);
>
> for (;;) {
> - if (cwq->wq->freezeable)
> - try_to_freeze();
> + try_to_freeze();
>
> prepare_to_wait(&cwq->more_work, &wait, TASK_INTERRUPTIBLE);
> if (!cwq->should_stop && list_empty(&cwq->worklist))
>
-
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