X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=kernel%2Fkthread.c;h=e75950a1092c6b2063ea24a1f196f987e7f21bf5;hb=8c608a32e3cd7ff14498ad996ca32d1452245a97;hp=f50f174e92da1d6414c127fb0b8ee7567faa26dd;hpb=ad34ea2cc3845ef4dcd7d12fb0fa8484734bd672;p=linux-2.6-omap-h63xx.git

diff --git a/kernel/kthread.c b/kernel/kthread.c
index f50f174e92d..e75950a1092 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -164,6 +164,12 @@ void kthread_bind(struct task_struct *k, unsigned int cpu)
 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;
 
@@ -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)
 {