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| author | David Sterba <dsterba@suse.com> | 2018-08-24 16:24:26 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2019-04-29 19:02:21 +0200 |
| commit | c79adfc085c0662385cfcb55f15590303212e8e9 (patch) | |
| tree | 56de865729349310e8e70178deb57a392104a757 /fs/btrfs/locking.c | |
| parent | e3f153886702302482918a3788ba3bb24a37a4aa (diff) | |
| download | linux-c79adfc085c0662385cfcb55f15590303212e8e9.tar.bz2 | |
btrfs: use assertion helpers for extent buffer write lock counters
Use the helpers where open coded. On non-debug builds, the warnings will
not trigger and extent_buffer::write_locks become unused and can be
moved to the appropriate section, saving a few bytes.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/locking.c')
| -rw-r--r-- | fs/btrfs/locking.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index 1c9bb0620e4b..3f7b5989e31e 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c @@ -243,7 +243,7 @@ int btrfs_try_tree_write_lock(struct extent_buffer *eb) write_unlock(&eb->lock); return 0; } - atomic_inc(&eb->write_locks); + btrfs_assert_tree_write_locks_get(eb); btrfs_assert_spinning_writers_get(eb); eb->lock_owner = current->pid; return 1; @@ -310,7 +310,7 @@ again: goto again; } btrfs_assert_spinning_writers_get(eb); - atomic_inc(&eb->write_locks); + btrfs_assert_tree_write_locks_get(eb); eb->lock_owner = current->pid; } @@ -325,7 +325,7 @@ void btrfs_tree_unlock(struct extent_buffer *eb) btrfs_assert_tree_locked(eb); eb->lock_owner = 0; - atomic_dec(&eb->write_locks); + btrfs_assert_tree_write_locks_put(eb); if (blockers) { btrfs_assert_no_spinning_writers(eb); |