[patch 57/61] lock validator: special locking: posix-timers

[Ingo Molnar]

From: Ingo Molnar <mingo@xxxxxxx>

teach special (non-nested) unlocking code to the lock validator. Has no
effect on non-lockdep kernels.

Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
---
 kernel/posix-timers.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux/kernel/posix-timers.c
===================================================================
--- linux.orig/kernel/posix-timers.c
+++ linux/kernel/posix-timers.c
@@ -576,7 +576,7 @@ static struct k_itimer * lock_timer(time
 	timr = (struct k_itimer *) idr_find(&posix_timers_id, (int) timer_id);
 	if (timr) {
 		spin_lock(&timr->it_lock);
-		spin_unlock(&idr_lock);
+		spin_unlock_non_nested(&idr_lock);
 
 		if ((timr->it_id != timer_id) || !(timr->it_process) ||
 				timr->it_process->tgid != current->tgid) {
-
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