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| author | Liu Bo <bo.liu@linux.alibaba.com> | 2018-09-12 01:06:23 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-10-15 18:23:30 +0300 |
| commit | 98e6b1eb4022f2eb9845f0da5f16c179e5f32b9f (patch) | |
| tree | 210985ffde3e4d0594db747a16e4ce174bc10240 /fs/btrfs/ctree.c | |
| parent | 3cf5068f3d068d788871b0da1a0348048e68b9d6 (diff) | |
| download | linux-98e6b1eb4022f2eb9845f0da5f16c179e5f32b9f.tar.xz | |
Btrfs: remove unnecessary level check in balance_level
In the callchain:
btrfs_search_slot()
if (level != 0)
setup_nodes_for_search()
balance_level()
It is just impossible to have level=0 in balance_level, we can drop the
check.
Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.c')
| -rw-r--r-- | fs/btrfs/ctree.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 1124d236291d..6178fadf80a1 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1815,8 +1815,7 @@ static noinline int balance_level(struct btrfs_trans_handle *trans, int orig_slot = path->slots[level]; u64 orig_ptr; - if (level == 0) - return 0; + ASSERT(level > 0); mid = path->nodes[level]; |