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| author | Christoph Hellwig <hch@lst.de> | 2023-05-23 11:40:19 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2023-06-19 14:59:29 +0300 |
| commit | e91909aace336a182da20bcbe507995ac24f74bb (patch) | |
| tree | 4c45b3ba625e7a697c43674e7c59f7e68d12680e /fs/btrfs/disk-io.c | |
| parent | 85724171b302914bb8999b9df091fd4616a36eb7 (diff) | |
| download | linux-e91909aace336a182da20bcbe507995ac24f74bb.tar.xz | |
btrfs: convert btrfs_get_global_root to use a switch statement
Use a switch statement instead of an endless chain of if statements
to make the code a little cleaner.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 4d347995fcaa..c53c82cd0885 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1172,25 +1172,28 @@ static struct btrfs_root *btrfs_get_global_root(struct btrfs_fs_info *fs_info, .offset = 0, }; - if (objectid == BTRFS_ROOT_TREE_OBJECTID) + switch (objectid) { + case BTRFS_ROOT_TREE_OBJECTID: return btrfs_grab_root(fs_info->tree_root); - if (objectid == BTRFS_EXTENT_TREE_OBJECTID) + case BTRFS_EXTENT_TREE_OBJECTID: return btrfs_grab_root(btrfs_global_root(fs_info, &key)); - if (objectid == BTRFS_CHUNK_TREE_OBJECTID) + case BTRFS_CHUNK_TREE_OBJECTID: return btrfs_grab_root(fs_info->chunk_root); - if (objectid == BTRFS_DEV_TREE_OBJECTID) + case BTRFS_DEV_TREE_OBJECTID: return btrfs_grab_root(fs_info->dev_root); - if (objectid == BTRFS_CSUM_TREE_OBJECTID) + case BTRFS_CSUM_TREE_OBJECTID: return btrfs_grab_root(btrfs_global_root(fs_info, &key)); - if (objectid == BTRFS_QUOTA_TREE_OBJECTID) + case BTRFS_QUOTA_TREE_OBJECTID: return btrfs_grab_root(fs_info->quota_root); - if (objectid == BTRFS_UUID_TREE_OBJECTID) + case BTRFS_UUID_TREE_OBJECTID: return btrfs_grab_root(fs_info->uuid_root); - if (objectid == BTRFS_BLOCK_GROUP_TREE_OBJECTID) + case BTRFS_BLOCK_GROUP_TREE_OBJECTID: return btrfs_grab_root(fs_info->block_group_root); - if (objectid == BTRFS_FREE_SPACE_TREE_OBJECTID) + case BTRFS_FREE_SPACE_TREE_OBJECTID: return btrfs_grab_root(btrfs_global_root(fs_info, &key)); - return NULL; + default: + return NULL; + } } int btrfs_insert_fs_root(struct btrfs_fs_info *fs_info, |