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| author | Jeff Garzik <jeff@garzik.org> | 2006-03-23 17:13:43 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-03-23 17:13:43 -0500 |
| commit | 88e3c1da8b3258a81c5c81d4e7e22557b7d71ba7 (patch) | |
| tree | ab518773c0ff4606f1a57d00b5931332a7e1d96e /kernel/kthread.c | |
| parent | fa4fa40a990f8f4eff65476bef32007c154bbac0 (diff) | |
| parent | b0e6e962992b76580f4900b166a337bad7c1e81b (diff) | |
| download | op-kernel-dev-88e3c1da8b3258a81c5c81d4e7e22557b7d71ba7.zip op-kernel-dev-88e3c1da8b3258a81c5c81d4e7e22557b7d71ba7.tar.gz | |
Merge branch 'master'
Diffstat (limited to 'kernel/kthread.c')
| -rw-r--r-- | kernel/kthread.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/kthread.c b/kernel/kthread.c index e75950a..6a53738 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -12,6 +12,7 @@ #include <linux/unistd.h> #include <linux/file.h> #include <linux/module.h> +#include <linux/mutex.h> #include <asm/semaphore.h> /* @@ -41,7 +42,7 @@ struct kthread_stop_info /* Thread stopping is done by setthing this var: lock serializes * multiple kthread_stop calls. */ -static DECLARE_MUTEX(kthread_stop_lock); +static DEFINE_MUTEX(kthread_stop_lock); static struct kthread_stop_info kthread_stop_info; int kthread_should_stop(void) @@ -173,7 +174,7 @@ int kthread_stop_sem(struct task_struct *k, struct semaphore *s) { int ret; - down(&kthread_stop_lock); + mutex_lock(&kthread_stop_lock); /* It could exit after stop_info.k set, but before wake_up_process. */ get_task_struct(k); @@ -194,7 +195,7 @@ int kthread_stop_sem(struct task_struct *k, struct semaphore *s) wait_for_completion(&kthread_stop_info.done); kthread_stop_info.k = NULL; ret = kthread_stop_info.err; - up(&kthread_stop_lock); + mutex_unlock(&kthread_stop_lock); return ret; } |
