diff options
Diffstat (limited to 'fs/btrfs/dir-item.c')
| -rw-r--r-- | fs/btrfs/dir-item.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c index 128f8ab20d41..b039fe0c751a 100644 --- a/fs/btrfs/dir-item.c +++ b/fs/btrfs/dir-item.c @@ -38,6 +38,7 @@ static struct btrfs_dir_item *insert_with_overflow(struct btrfs_trans_handle const char *name, int name_len) { + struct btrfs_fs_info *fs_info = root->fs_info; int ret; char *ptr; struct btrfs_item *item; @@ -46,10 +47,10 @@ static struct btrfs_dir_item *insert_with_overflow(struct btrfs_trans_handle ret = btrfs_insert_empty_item(trans, root, path, cpu_key, data_size); if (ret == -EEXIST) { struct btrfs_dir_item *di; - di = btrfs_match_dir_item_name(root, path, name, name_len); + di = btrfs_match_dir_item_name(fs_info, path, name, name_len); if (di) return ERR_PTR(-EEXIST); - btrfs_extend_item(root, path, data_size); + btrfs_extend_item(fs_info, path, data_size); } else if (ret < 0) return ERR_PTR(ret); WARN_ON(ret > 0); @@ -172,8 +173,9 @@ second_insert: } btrfs_release_path(path); - ret2 = btrfs_insert_delayed_dir_index(trans, root, name, name_len, dir, - &disk_key, type, index); + ret2 = btrfs_insert_delayed_dir_index(trans, root->fs_info, name, + name_len, dir, &disk_key, type, + index); out_free: btrfs_free_path(path); if (ret) @@ -210,7 +212,7 @@ struct btrfs_dir_item *btrfs_lookup_dir_item(struct btrfs_trans_handle *trans, if (ret > 0) return NULL; - return btrfs_match_dir_item_name(root, path, name, name_len); + return btrfs_match_dir_item_name(root->fs_info, path, name, name_len); } int btrfs_check_dir_item_collision(struct btrfs_root *root, u64 dir, @@ -246,7 +248,7 @@ int btrfs_check_dir_item_collision(struct btrfs_root *root, u64 dir, } /* we found an item, look for our name in the item */ - di = btrfs_match_dir_item_name(root, path, name, name_len); + di = btrfs_match_dir_item_name(root->fs_info, path, name, name_len); if (di) { /* our exact name was found */ ret = -EEXIST; @@ -301,7 +303,7 @@ btrfs_lookup_dir_index_item(struct btrfs_trans_handle *trans, return ERR_PTR(ret); if (ret > 0) return ERR_PTR(-ENOENT); - return btrfs_match_dir_item_name(root, path, name, name_len); + return btrfs_match_dir_item_name(root->fs_info, path, name, name_len); } struct btrfs_dir_item * @@ -342,7 +344,8 @@ btrfs_search_dir_index_item(struct btrfs_root *root, if (key.objectid != dirid || key.type != BTRFS_DIR_INDEX_KEY) break; - di = btrfs_match_dir_item_name(root, path, name, name_len); + di = btrfs_match_dir_item_name(root->fs_info, path, + name, name_len); if (di) return di; @@ -371,7 +374,7 @@ struct btrfs_dir_item *btrfs_lookup_xattr(struct btrfs_trans_handle *trans, if (ret > 0) return NULL; - return btrfs_match_dir_item_name(root, path, name, name_len); + return btrfs_match_dir_item_name(root->fs_info, path, name, name_len); } /* @@ -379,7 +382,7 @@ struct btrfs_dir_item *btrfs_lookup_xattr(struct btrfs_trans_handle *trans, * this walks through all the entries in a dir item and finds one * for a specific name. */ -struct btrfs_dir_item *btrfs_match_dir_item_name(struct btrfs_root *root, +struct btrfs_dir_item *btrfs_match_dir_item_name(struct btrfs_fs_info *fs_info, struct btrfs_path *path, const char *name, int name_len) { @@ -392,7 +395,7 @@ struct btrfs_dir_item *btrfs_match_dir_item_name(struct btrfs_root *root, leaf = path->nodes[0]; dir_item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_dir_item); - if (verify_dir_item(root, leaf, dir_item)) + if (verify_dir_item(fs_info, leaf, dir_item)) return NULL; total_len = btrfs_item_size_nr(leaf, path->slots[0]); @@ -442,16 +445,16 @@ int btrfs_delete_one_dir_name(struct btrfs_trans_handle *trans, start = btrfs_item_ptr_offset(leaf, path->slots[0]); memmove_extent_buffer(leaf, ptr, ptr + sub_item_len, item_len - (ptr + sub_item_len - start)); - btrfs_truncate_item(root, path, item_len - sub_item_len, 1); + btrfs_truncate_item(root->fs_info, path, + item_len - sub_item_len, 1); } return ret; } -int verify_dir_item(struct btrfs_root *root, +int verify_dir_item(struct btrfs_fs_info *fs_info, struct extent_buffer *leaf, struct btrfs_dir_item *dir_item) { - struct btrfs_fs_info *fs_info = root->fs_info; u16 namelen = BTRFS_NAME_LEN; u8 type = btrfs_dir_type(leaf, dir_item); |