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authorIngo Molnar <mingo@elte.hu>2006-07-03 00:25:11 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 15:27:07 -0700
commit543655244866b8ec648fea1eb9c32a35ffba5721 (patch)
tree7c1dd5b588e7b809648d75f680f2bfa5f94be782 /kernel/hrtimer.c
parentfcb993712f231a4faea8393513d1276170679107 (diff)
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[PATCH] lockdep: annotate hrtimer base locks
Teach special (recursive) locking code to the lock validator. Has no effect on non-lockdep kernels. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/hrtimer.c')
-rw-r--r--kernel/hrtimer.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 8d3dc29..617304c 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -782,8 +782,10 @@ static void __devinit init_hrtimers_cpu(int cpu)
struct hrtimer_base *base = per_cpu(hrtimer_bases, cpu);
int i;
- for (i = 0; i < MAX_HRTIMER_BASES; i++, base++)
+ for (i = 0; i < MAX_HRTIMER_BASES; i++, base++) {
spin_lock_init(&base->lock);
+ lockdep_set_class(&base->lock, &base->lock_key);
+ }
}
#ifdef CONFIG_HOTPLUG_CPU