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| author | Ingo Molnar <mingo@elte.hu> | 2006-06-27 02:54:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-27 17:32:47 -0700 |
| commit | e7eebaf6a81b956c989f184ee4b27277c88f8afe (patch) | |
| tree | 25adcfb17ec5f857791557a874cc1cced390ca9f /include/linux/rtmutex.h | |
| parent | a6537be9324c67b41f6d98f5a60a1bd5a8e02861 (diff) | |
| download | lwn-e7eebaf6a81b956c989f184ee4b27277c88f8afe.tar.gz lwn-e7eebaf6a81b956c989f184ee4b27277c88f8afe.zip | |
[PATCH] pi-futex: rt mutex debug
Runtime debugging functionality for rt-mutexes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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 'include/linux/rtmutex.h')
| -rw-r--r-- | include/linux/rtmutex.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/linux/rtmutex.h b/include/linux/rtmutex.h index 12309c916c68..fa4a3b82ba70 100644 --- a/include/linux/rtmutex.h +++ b/include/linux/rtmutex.h @@ -41,6 +41,19 @@ struct rt_mutex_waiter; struct hrtimer_sleeper; #ifdef CONFIG_DEBUG_RT_MUTEXES + extern int rt_mutex_debug_check_no_locks_freed(const void *from, + unsigned long len); + extern void rt_mutex_debug_check_no_locks_held(struct task_struct *task); +#else + static inline int rt_mutex_debug_check_no_locks_freed(const void *from, + unsigned long len) + { + return 0; + } +# define rt_mutex_debug_check_no_locks_held(task) do { } while (0) +#endif + +#ifdef CONFIG_DEBUG_RT_MUTEXES # define __DEBUG_RT_MUTEX_INITIALIZER(mutexname) \ , .name = #mutexname, .file = __FILE__, .line = __LINE__ # define rt_mutex_init(mutex) __rt_mutex_init(mutex, __FUNCTION__) @@ -48,7 +61,7 @@ struct hrtimer_sleeper; #else # define __DEBUG_RT_MUTEX_INITIALIZER(mutexname) # define rt_mutex_init(mutex) __rt_mutex_init(mutex, NULL) -# define rt_mutex_debug_task_free(t) do { } while (0) +# define rt_mutex_debug_task_free(t) do { } while (0) #endif #define __RT_MUTEX_INITIALIZER(mutexname) \ |