diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2006-12-06 20:37:26 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-07 08:39:36 -0800 |
| commit | d5abe669172f20a4129a711de0f250a4e07db298 (patch) | |
| tree | 8a1ae8ab51525bfa9e29707f27cc656e2275b247 /include/linux | |
| parent | 6fb50ea79cb869667adaa71ed32cc15dd73986de (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/linux')
| -rw-r--r-- | include/linux/lockdep.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 819f08f1310..da19aeb0dbe 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, # define INIT_LOCKDEP .lockdep_recursion = 0, +#define lockdep_depth(tsk) ((tsk)->lockdep_depth) + #else /* !LOCKDEP */ static inline void lockdep_off(void) @@ -277,6 +279,9 @@ static inline int lockdep_internal(void) * The class key takes no space if lockdep is disabled: */ struct lock_class_key { }; + +#define lockdep_depth(tsk) (0) + #endif /* !LOCKDEP */ #if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_GENERIC_HARDIRQS) |