diff options
| author | David Sterba <dsterba@suse.com> | 2018-08-24 16:15:51 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2019-04-29 19:02:21 +0200 |
| commit | 5c9c799ab78336a4161b16126952a7e1320a8c77 (patch) | |
| tree | c419a5edcab793e6ed655ace2cb53649262be61e /fs/btrfs/extent_io.c | |
| parent | 58a2ddaedbf74b8a209426128c130cc9f0dbd11b (diff) | |
btrfs: use assertion helpers for extent buffer read lock counters
Use the helpers where open coded. On non-debug builds, the warnings will
not trigger and extent_buffer::read_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/extent_io.c')
| -rw-r--r-- | fs/btrfs/extent_io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index f010475f74fd..c189b018ed69 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -4678,7 +4678,6 @@ __alloc_extent_buffer(struct btrfs_fs_info *fs_info, u64 start, eb->bflags = 0; rwlock_init(&eb->lock); atomic_set(&eb->write_locks, 0); - atomic_set(&eb->read_locks, 0); atomic_set(&eb->blocking_readers, 0); atomic_set(&eb->blocking_writers, 0); eb->lock_nested = 0; @@ -4701,6 +4700,7 @@ __alloc_extent_buffer(struct btrfs_fs_info *fs_info, u64 start, #ifdef CONFIG_BTRFS_DEBUG atomic_set(&eb->spinning_writers, 0); atomic_set(&eb->spinning_readers, 0); + atomic_set(&eb->read_locks, 0); #endif return eb; |