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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2006-12-06 23:37:26 -0500
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 11:39:36 -0500
commitd5abe669172f20a4129a711de0f250a4e07db298 (patch)
tree8a1ae8ab51525bfa9e29707f27cc656e2275b247 /include
parent6fb50ea79cb869667adaa71ed32cc15dd73986de (diff)
[PATCH] debug: workqueue locking sanity
Workqueue functions should not leak locks, assert so, printing the last function ran. Use macros in lockdep.h to avoid include dependency pains. [akpm@osdl.org: build fix] Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/lockdep.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 819f08f1310d..da19aeb0dbe8 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -243,6 +243,8 @@ extern void lock_release(struct lockdep_map *lock, int nested,
243 243
244# define INIT_LOCKDEP .lockdep_recursion = 0, 244# define INIT_LOCKDEP .lockdep_recursion = 0,
245 245
246#define lockdep_depth(tsk) ((tsk)->lockdep_depth)
247
246#else /* !LOCKDEP */ 248#else /* !LOCKDEP */
247 249
248static inline void lockdep_off(void) 250static inline void lockdep_off(void)
@@ -277,6 +279,9 @@ static inline int lockdep_internal(void)
277 * The class key takes no space if lockdep is disabled: 279 * The class key takes no space if lockdep is disabled:
278 */ 280 */
279struct lock_class_key { }; 281struct lock_class_key { };
282
283#define lockdep_depth(tsk) (0)
284
280#endif /* !LOCKDEP */ 285#endif /* !LOCKDEP */
281 286
282#if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_GENERIC_HARDIRQS) 287#if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_GENERIC_HARDIRQS)