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| author | Ingo Molnar <mingo@elte.hu> | 2006-07-03 00:24:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-03 15:27:04 -0700 |
| commit | ef5d4707b9065c0cf8a69fa3716893f3b75201ba (patch) | |
| tree | 9ec92f31356bf404486c1b26df9fa40bd784f983 /include/linux/mutex-debug.h | |
| parent | 8a25d5debff2daee280e83e09d8c25d67c26a972 (diff) | |
| download | linux-ef5d4707b9065c0cf8a69fa3716893f3b75201ba.tar.gz linux-ef5d4707b9065c0cf8a69fa3716893f3b75201ba.tar.bz2 linux-ef5d4707b9065c0cf8a69fa3716893f3b75201ba.zip | |
[PATCH] lockdep: prove mutex locking correctness
Use the lock validator framework to prove mutex locking correctness.
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 'include/linux/mutex-debug.h')
| -rw-r--r-- | include/linux/mutex-debug.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/mutex-debug.h b/include/linux/mutex-debug.h index 70a26091fc73..2537285e1064 100644 --- a/include/linux/mutex-debug.h +++ b/include/linux/mutex-debug.h @@ -2,6 +2,7 @@ #define __LINUX_MUTEX_DEBUG_H #include <linux/linkage.h> +#include <linux/lockdep.h> /* * Mutexes - debugging helpers: @@ -10,7 +11,12 @@ #define __DEBUG_MUTEX_INITIALIZER(lockname) \ , .magic = &lockname -#define mutex_init(sem) __mutex_init(sem, __FILE__":"#sem) +#define mutex_init(mutex) \ +do { \ + static struct lock_class_key __key; \ + \ + __mutex_init((mutex), #mutex, &__key); \ +} while (0) extern void FASTCALL(mutex_destroy(struct mutex *lock)); |