diff options
Diffstat (limited to 'fs/btrfs/ref-verify.c')
| -rw-r--r-- | fs/btrfs/ref-verify.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/btrfs/ref-verify.c b/fs/btrfs/ref-verify.c index 4b9b6c52a83b..409b02566b25 100644 --- a/fs/btrfs/ref-verify.c +++ b/fs/btrfs/ref-verify.c @@ -495,14 +495,15 @@ static int process_extent_item(struct btrfs_fs_info *fs_info, } static int process_leaf(struct btrfs_root *root, - struct btrfs_path *path, u64 *bytenr, u64 *num_bytes) + struct btrfs_path *path, u64 *bytenr, u64 *num_bytes, + int *tree_block_level) { struct btrfs_fs_info *fs_info = root->fs_info; struct extent_buffer *leaf = path->nodes[0]; struct btrfs_extent_data_ref *dref; struct btrfs_shared_data_ref *sref; u32 count; - int i = 0, tree_block_level = 0, ret = 0; + int i = 0, ret = 0; struct btrfs_key key; int nritems = btrfs_header_nritems(leaf); @@ -515,15 +516,15 @@ static int process_leaf(struct btrfs_root *root, case BTRFS_METADATA_ITEM_KEY: *bytenr = key.objectid; ret = process_extent_item(fs_info, path, &key, i, - &tree_block_level); + tree_block_level); break; case BTRFS_TREE_BLOCK_REF_KEY: ret = add_tree_block(fs_info, key.offset, 0, - key.objectid, tree_block_level); + key.objectid, *tree_block_level); break; case BTRFS_SHARED_BLOCK_REF_KEY: ret = add_tree_block(fs_info, 0, key.offset, - key.objectid, tree_block_level); + key.objectid, *tree_block_level); break; case BTRFS_EXTENT_DATA_REF_KEY: dref = btrfs_item_ptr(leaf, i, @@ -549,7 +550,8 @@ static int process_leaf(struct btrfs_root *root, /* Walk down to the leaf from the given level */ static int walk_down_tree(struct btrfs_root *root, struct btrfs_path *path, - int level, u64 *bytenr, u64 *num_bytes) + int level, u64 *bytenr, u64 *num_bytes, + int *tree_block_level) { struct extent_buffer *eb; int ret = 0; @@ -565,7 +567,8 @@ static int walk_down_tree(struct btrfs_root *root, struct btrfs_path *path, path->slots[level-1] = 0; path->locks[level-1] = BTRFS_READ_LOCK; } else { - ret = process_leaf(root, path, bytenr, num_bytes); + ret = process_leaf(root, path, bytenr, num_bytes, + tree_block_level); if (ret) break; } @@ -974,6 +977,7 @@ int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info) { struct btrfs_path *path; struct extent_buffer *eb; + int tree_block_level = 0; u64 bytenr = 0, num_bytes = 0; int ret, level; @@ -998,7 +1002,7 @@ int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info) * different leaf from the original extent item. */ ret = walk_down_tree(fs_info->extent_root, path, level, - &bytenr, &num_bytes); + &bytenr, &num_bytes, &tree_block_level); if (ret) break; ret = walk_up_tree(path, &level); |