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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-04 21:39:31 -0500 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-04 21:39:31 -0500 |
| commit | c2cc87ca9561ddfe744d446789cc10f507e87db9 (patch) | |
| tree | d505fc0110eb1a3d8750ba2f67648c131f0d9aca /kernel/kthread.c | |
| parent | ce1eeb95fc4eb25109c00bea3e83a87eeff6b07d (diff) | |
| parent | 7015faa7df829876a0f931cd18aa6d7c24a1b581 (diff) | |
Merge branch 'master'
Diffstat (limited to 'kernel/kthread.c')
| -rw-r--r-- | kernel/kthread.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/kernel/kthread.c b/kernel/kthread.c index f50f174e92da..e75950a1092c 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -165,6 +165,12 @@ EXPORT_SYMBOL(kthread_bind); int kthread_stop(struct task_struct *k) { + return kthread_stop_sem(k, NULL); +} +EXPORT_SYMBOL(kthread_stop); + +int kthread_stop_sem(struct task_struct *k, struct semaphore *s) +{ int ret; down(&kthread_stop_lock); @@ -178,7 +184,10 @@ int kthread_stop(struct task_struct *k) /* Now set kthread_should_stop() to true, and wake it up. */ kthread_stop_info.k = k; - wake_up_process(k); + if (s) + up(s); + else + wake_up_process(k); put_task_struct(k); /* Once it dies, reset stop ptr, gather result and we're done. */ @@ -189,7 +198,7 @@ int kthread_stop(struct task_struct *k) return ret; } -EXPORT_SYMBOL(kthread_stop); +EXPORT_SYMBOL(kthread_stop_sem); static __init int helper_init(void) { |