diff options
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, |