diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2012-05-09 18:32:01 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2012-05-09 18:32:01 -0600 |
| commit | 3aa450c063e29b4f4b622480e1779e5e256d8f8f (patch) | |
| tree | d18942ff8bf862f2973f4e7adbf99c4f3e22a563 /include/linux/blkdev.h | |
| parent | d57a4282d04810417c4ed2a49cbbeda8b3569b18 (diff) | |
| parent | d48b97b403d23f6df0b990cee652bdf9a52337a3 (diff) | |
Merge tag 'v3.4-rc6' into spi/next
Linux 3.4-rc6
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 606cf339bb56..2aa24664a5b5 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -426,14 +426,10 @@ struct request_queue { (1 << QUEUE_FLAG_SAME_COMP) | \ (1 << QUEUE_FLAG_ADD_RANDOM)) -static inline int queue_is_locked(struct request_queue *q) +static inline void queue_lockdep_assert_held(struct request_queue *q) { -#ifdef CONFIG_SMP - spinlock_t *lock = q->queue_lock; - return lock && spin_is_locked(lock); -#else - return 1; -#endif + if (q->queue_lock) + lockdep_assert_held(q->queue_lock); } static inline void queue_flag_set_unlocked(unsigned int flag, @@ -445,7 +441,7 @@ static inline void queue_flag_set_unlocked(unsigned int flag, static inline int queue_flag_test_and_clear(unsigned int flag, struct request_queue *q) { - WARN_ON_ONCE(!queue_is_locked(q)); + queue_lockdep_assert_held(q); if (test_bit(flag, &q->queue_flags)) { __clear_bit(flag, &q->queue_flags); @@ -458,7 +454,7 @@ static inline int queue_flag_test_and_clear(unsigned int flag, static inline int queue_flag_test_and_set(unsigned int flag, struct request_queue *q) { - WARN_ON_ONCE(!queue_is_locked(q)); + queue_lockdep_assert_held(q); if (!test_bit(flag, &q->queue_flags)) { __set_bit(flag, &q->queue_flags); @@ -470,7 +466,7 @@ static inline int queue_flag_test_and_set(unsigned int flag, static inline void queue_flag_set(unsigned int flag, struct request_queue *q) { - WARN_ON_ONCE(!queue_is_locked(q)); + queue_lockdep_assert_held(q); __set_bit(flag, &q->queue_flags); } @@ -487,7 +483,7 @@ static inline int queue_in_flight(struct request_queue *q) static inline void queue_flag_clear(unsigned int flag, struct request_queue *q) { - WARN_ON_ONCE(!queue_is_locked(q)); + queue_lockdep_assert_held(q); __clear_bit(flag, &q->queue_flags); } |