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authorDavid S. Miller <davem@davemloft.net>2012-04-24 07:14:36 +0400
committerDavid S. Miller <davem@davemloft.net>2012-04-24 07:15:17 +0400
commitf24001941c99776f41bd3f09c07d91205c2ad9d4 (patch)
tree0ab31480ccdf343b61db045e195d096068ef7c73 /include/linux/blkdev.h
parenta108d5f35adc5c5d5cdc882dc0bb920565551bff (diff)
parent4d634ca35a8b38530b134ae92bc9e3cc9c23c030 (diff)
downloadlinux-f24001941c99776f41bd3f09c07d91205c2ad9d4.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Fix merge between commit 3adadc08cc1e ("net ax25: Reorder ax25_exit to remove races") and commit 0ca7a4c87d27 ("net ax25: Simplify and cleanup the ax25 sysctl handling") The former moved around the sysctl register/unregister calls, the later simply removed them. With help from Stephen Rothwell. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r--include/linux/blkdev.h18
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);
}