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mmc: fix "prev->state: 2 != TASK_RUNNING??" problem on SD/MMC card removal

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Currently on SD/MMC card removal the system exhibits the following message (the platform is ARM Versatile):

    prev->state: 2 != TASK_RUNNING??
    mmcqd/762[CPU#0]: BUG in __schedule at linux-2.6/kernel/sched.c:3826

(akpm: someone tried to fix this, but it's still wrong)

Signed-off-by: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Vitaly Wool 2006-12-07 20:08:02 +01:00 committed by Pierre Ossman
parent f3a8efa90b
commit 7b30d281b9
1 changed files with 3 additions and 1 deletions
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4
drivers/mmc/mmc_queue.c
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@ -78,8 +78,10 @@ static int mmc_queue_thread(void *d)
spin_unlock_irq(q->queue_lock);
if (!req) {
if (kthread_should_stop())
if (kthread_should_stop()) {
set_current_state(TASK_RUNNING);
break;
}
up(&mq->thread_sem);
schedule();
down(&mq->thread_sem);