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authorZilvinas Valinskas <zilvinas@wilibox.com>2007-03-16 13:38:34 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-16 19:25:06 -0700
commite29e175b0f40cffc86068156733def14a7a533ab (patch)
tree563204ffd4c548f2ea5773f14259afd60ecfc212 /kernel
parent35ae834fa02ba89cfbd4a80892c0e458fd6d5c0b (diff)
downloadlinux-linaro-stable-e29e175b0f40cffc86068156733def14a7a533ab.tar.gz
[PATCH] initialise pi_lock if CONFIG_RT_MUTEXES=N
Fixes a bogus lockdep warning which causes lockdep to disable itself. Acked-by: Ingo Molnar <mingo@elte.hu> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/fork.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index d154cc786489..6af959c034d8 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -933,8 +933,8 @@ asmlinkage long sys_set_tid_address(int __user *tidptr)
static inline void rt_mutex_init_task(struct task_struct *p)
{
-#ifdef CONFIG_RT_MUTEXES
spin_lock_init(&p->pi_lock);
+#ifdef CONFIG_RT_MUTEXES
plist_head_init(&p->pi_waiters, &p->pi_lock);
p->pi_blocked_on = NULL;
#endif