diff options
Diffstat (limited to 'fs/btrfs/locking.c')
| -rw-r--r-- | fs/btrfs/locking.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index 67b77f1d113e..2f6c3c7851ed 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c @@ -87,6 +87,7 @@ static void btrfs_assert_tree_write_locks_put(struct extent_buffer *eb) { } void btrfs_set_lock_blocking_read(struct extent_buffer *eb) { + trace_btrfs_set_lock_blocking_read(eb); /* * No lock is required. The lock owner may change if we have a read * lock, but it won't change to or away from us. If we have the write @@ -102,6 +103,7 @@ void btrfs_set_lock_blocking_read(struct extent_buffer *eb) void btrfs_set_lock_blocking_write(struct extent_buffer *eb) { + trace_btrfs_set_lock_blocking_write(eb); /* * No lock is required. The lock owner may change if we have a read * lock, but it won't change to or away from us. If we have the write @@ -119,6 +121,7 @@ void btrfs_set_lock_blocking_write(struct extent_buffer *eb) void btrfs_clear_lock_blocking_read(struct extent_buffer *eb) { + trace_btrfs_clear_lock_blocking_read(eb); /* * No lock is required. The lock owner may change if we have a read * lock, but it won't change to or away from us. If we have the write @@ -136,6 +139,7 @@ void btrfs_clear_lock_blocking_read(struct extent_buffer *eb) void btrfs_clear_lock_blocking_write(struct extent_buffer *eb) { + trace_btrfs_clear_lock_blocking_write(eb); /* * no lock is required. The lock owner may change if * we have a read lock, but it won't change to or away @@ -209,6 +213,7 @@ int btrfs_tree_read_lock_atomic(struct extent_buffer *eb) } btrfs_assert_tree_read_locks_get(eb); btrfs_assert_spinning_readers_get(eb); + trace_btrfs_tree_read_lock_atomic(eb); return 1; } @@ -230,6 +235,7 @@ int btrfs_try_tree_read_lock(struct extent_buffer *eb) } btrfs_assert_tree_read_locks_get(eb); btrfs_assert_spinning_readers_get(eb); + trace_btrfs_try_tree_read_lock(eb); return 1; } @@ -252,6 +258,7 @@ int btrfs_try_tree_write_lock(struct extent_buffer *eb) btrfs_assert_tree_write_locks_get(eb); btrfs_assert_spinning_writers_get(eb); eb->lock_owner = current->pid; + trace_btrfs_try_tree_write_lock(eb); return 1; } @@ -260,6 +267,7 @@ int btrfs_try_tree_write_lock(struct extent_buffer *eb) */ void btrfs_tree_read_unlock(struct extent_buffer *eb) { + trace_btrfs_tree_read_unlock(eb); /* * if we're nested, we have the write lock. No new locking * is needed as long as we are the lock owner. @@ -281,6 +289,7 @@ void btrfs_tree_read_unlock(struct extent_buffer *eb) */ void btrfs_tree_read_unlock_blocking(struct extent_buffer *eb) { + trace_btrfs_tree_read_unlock_blocking(eb); /* * if we're nested, we have the write lock. No new locking * is needed as long as we are the lock owner. @@ -336,6 +345,7 @@ void btrfs_tree_unlock(struct extent_buffer *eb) BUG_ON(blockers > 1); btrfs_assert_tree_locked(eb); + trace_btrfs_tree_unlock(eb); eb->lock_owner = 0; btrfs_assert_tree_write_locks_put(eb); |