diff options
| -rw-r--r-- | include/linux/lockref.h | 2 | ||||
| -rw-r--r-- | lib/lockref.c | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/lockref.h b/include/linux/lockref.h index 676721ee878d..815d871fadfc 100644 --- a/include/linux/lockref.h +++ b/include/linux/lockref.h @@ -50,6 +50,8 @@ void lockref_get(struct lockref *lockref); int lockref_put_return(struct lockref *lockref); bool lockref_get_not_zero(struct lockref *lockref); bool lockref_put_or_lock(struct lockref *lockref); +#define lockref_put_or_lock(_lockref) \ + (!__cond_lock((_lockref)->lock, !lockref_put_or_lock(_lockref))) void lockref_mark_dead(struct lockref *lockref); bool lockref_get_not_dead(struct lockref *lockref); diff --git a/lib/lockref.c b/lib/lockref.c index 5d8e3ef3860e..9210fc6ae714 100644 --- a/lib/lockref.c +++ b/lib/lockref.c @@ -105,6 +105,7 @@ EXPORT_SYMBOL(lockref_put_return); * @lockref: pointer to lockref structure * Return: 1 if count updated successfully or 0 if count <= 1 and lock taken */ +#undef lockref_put_or_lock bool lockref_put_or_lock(struct lockref *lockref) { CMPXCHG_LOOP( |