diff options
| author | Liu Bo | 2018-05-18 05:00:24 +0200 |
|---|---|---|
| committer | David Sterba | 2018-05-30 16:46:51 +0200 |
| commit | d80bb3f905ccf70b2c4dde541cff7286e6f936e8 (patch) | |
| tree | 52dae8e835ae9a714694e5154f4c2ff3fd9c2640 /fs/btrfs/ctree.c | |
| parent | Btrfs: grab write lock directly if write_lock_level is the max level (diff) | |
| download | kernel-qcow2-linux-d80bb3f905ccf70b2c4dde541cff7286e6f936e8.tar.gz kernel-qcow2-linux-d80bb3f905ccf70b2c4dde541cff7286e6f936e8.tar.xz kernel-qcow2-linux-d80bb3f905ccf70b2c4dde541cff7286e6f936e8.zip | |
Btrfs: remove always true check in unlock_up
As unlock_up() is written as
for () {
if (!path->locks[i])
break;
...
if (... && path->locks[i]) {
}
}
Apparently, @path->locks[i] is always true at this 'if'.
Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.c')
| -rw-r--r-- | fs/btrfs/ctree.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 239682330929..973912ec8992 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -2330,7 +2330,7 @@ static noinline void unlock_up(struct btrfs_path *path, int level, no_skips = 1; t = path->nodes[i]; - if (i >= lowest_unlock && i > skip_level && path->locks[i]) { + if (i >= lowest_unlock && i > skip_level) { btrfs_tree_unlock_rw(t, path->locks[i]); path->locks[i] = 0; if (write_lock_level && |