diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index fc13dbfb96f8..0df356e23762 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -616,15 +616,15 @@ static int read_alloc_one_name(struct extent_buffer *eb, void *start, int len, * simple helper to read an inode off the disk from a given root * This can only be called for subvolume roots and not for the log */ -static noinline struct inode *read_one_inode(struct btrfs_root *root, - u64 objectid) +static noinline struct btrfs_inode *read_one_inode(struct btrfs_root *root, + u64 objectid) { struct btrfs_inode *inode; inode = btrfs_iget_logging(objectid, root); if (IS_ERR(inode)) return NULL; - return &inode->vfs_inode; + return inode; } /* replays a single extent in 'eb' at 'slot' with 'key' into the @@ -652,7 +652,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, u64 start = key->offset; u64 nbytes = 0; struct btrfs_file_extent_item *item; - struct inode *inode = NULL; + struct btrfs_inode *inode = NULL; unsigned long size; int ret = 0; @@ -691,8 +691,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, * file. This must be done before the btrfs_drop_extents run * so we don't try to drop this extent. */ - ret = btrfs_lookup_file_extent(trans, root, path, - btrfs_ino(BTRFS_I(inode)), start, 0); + ret = btrfs_lookup_file_extent(trans, root, path, btrfs_ino(inode), start, 0); if (ret == 0 && (found_type == BTRFS_FILE_EXTENT_REG || @@ -726,7 +725,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, drop_args.start = start; drop_args.end = extent_end; drop_args.drop_cache = true; - ret = btrfs_drop_extents(trans, root, BTRFS_I(inode), &drop_args); + ret = btrfs_drop_extents(trans, root, inode, &drop_args); if (ret) goto out; @@ -904,16 +903,15 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, goto out; } - ret = btrfs_inode_set_file_extent_range(BTRFS_I(inode), start, - extent_end - start); + ret = btrfs_inode_set_file_extent_range(inode, start, extent_end - start); if (ret) goto out; update_inode: - btrfs_update_inode_bytes(BTRFS_I(inode), nbytes, drop_args.bytes_found); - ret = btrfs_update_inode(trans, BTRFS_I(inode)); + btrfs_update_inode_bytes(inode, nbytes, drop_args.bytes_found); + ret = btrfs_update_inode(trans, inode); out: - iput(inode); + iput(&inode->vfs_inode); return ret; } @@ -950,7 +948,7 @@ static noinline int drop_one_dir_item(struct btrfs_trans_handle *trans, struct btrfs_dir_item *di) { struct btrfs_root *root = dir->root; - struct inode *inode; + struct btrfs_inode *inode; struct fscrypt_str name; struct extent_buffer *leaf; struct btrfs_key location; @@ -975,10 +973,10 @@ static noinline int drop_one_dir_item(struct btrfs_trans_handle *trans, if (ret) goto out; - ret = unlink_inode_for_log_replay(trans, dir, BTRFS_I(inode), &name); + ret = unlink_inode_for_log_replay(trans, dir, inode, &name); out: kfree(name.name); - iput(inode); + iput(&inode->vfs_inode); return ret; } @@ -1151,7 +1149,7 @@ static inline int __add_inode_ref(struct btrfs_trans_handle *trans, u32 item_size; u32 cur_offset = 0; unsigned long base; - struct inode *victim_parent; + struct btrfs_inode *victim_parent; leaf = path->nodes[0]; @@ -1191,10 +1189,10 @@ static inline int __add_inode_ref(struct btrfs_trans_handle *trans, btrfs_release_path(path); ret = unlink_inode_for_log_replay(trans, - BTRFS_I(victim_parent), + victim_parent, inode, &victim_name); } - iput(victim_parent); + iput(&victim_parent->vfs_inode); kfree(victim_name.name); if (ret) return ret; @@ -1328,7 +1326,7 @@ static int unlink_old_inode_refs(struct btrfs_trans_handle *trans, ret = !!btrfs_find_name_in_backref(log_eb, log_slot, &name); if (!ret) { - struct inode *dir; + struct btrfs_inode *dir; btrfs_release_path(path); dir = read_one_inode(root, parent_id); @@ -1337,10 +1335,9 @@ static int unlink_old_inode_refs(struct btrfs_trans_handle *trans, kfree(name.name); goto out; } - ret = unlink_inode_for_log_replay(trans, BTRFS_I(dir), - inode, &name); + ret = unlink_inode_for_log_replay(trans, dir, inode, &name); kfree(name.name); - iput(dir); + iput(&dir->vfs_inode); if (ret) goto out; goto again; @@ -1372,8 +1369,8 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, struct extent_buffer *eb, int slot, struct btrfs_key *key) { - struct inode *dir = NULL; - struct inode *inode = NULL; + struct btrfs_inode *dir = NULL; + struct btrfs_inode *inode = NULL; unsigned long ref_ptr; unsigned long ref_end; struct fscrypt_str name = { 0 }; @@ -1438,8 +1435,8 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, if (ret) goto out; - ret = inode_in_dir(root, path, btrfs_ino(BTRFS_I(dir)), - btrfs_ino(BTRFS_I(inode)), ref_index, &name); + ret = inode_in_dir(root, path, btrfs_ino(dir), btrfs_ino(inode), + ref_index, &name); if (ret < 0) { goto out; } else if (ret == 0) { @@ -1450,8 +1447,7 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, * overwrite any existing back reference, and we don't * want to create dangling pointers in the directory. */ - ret = __add_inode_ref(trans, root, path, log, - BTRFS_I(dir), BTRFS_I(inode), + ret = __add_inode_ref(trans, root, path, log, dir, inode, inode_objectid, parent_objectid, ref_index, &name); if (ret) { @@ -1461,12 +1457,11 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, } /* insert our name */ - ret = btrfs_add_link(trans, BTRFS_I(dir), BTRFS_I(inode), - &name, 0, ref_index); + ret = btrfs_add_link(trans, dir, inode, &name, 0, ref_index); if (ret) goto out; - ret = btrfs_update_inode(trans, BTRFS_I(inode)); + ret = btrfs_update_inode(trans, inode); if (ret) goto out; } @@ -1476,7 +1471,7 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, kfree(name.name); name.name = NULL; if (log_ref_ver) { - iput(dir); + iput(&dir->vfs_inode); dir = NULL; } } @@ -1489,8 +1484,7 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, * dir index entries exist for a name but there is no inode reference * item with the same name. */ - ret = unlink_old_inode_refs(trans, root, path, BTRFS_I(inode), eb, slot, - key); + ret = unlink_old_inode_refs(trans, root, path, inode, eb, slot, key); if (ret) goto out; @@ -1499,8 +1493,10 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, out: btrfs_release_path(path); kfree(name.name); - iput(dir); - iput(inode); + if (dir) + iput(&dir->vfs_inode); + if (inode) + iput(&inode->vfs_inode); return ret; } @@ -1672,12 +1668,13 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans, { int ret; struct btrfs_key key; - struct inode *inode; key.objectid = BTRFS_TREE_LOG_FIXUP_OBJECTID; key.type = BTRFS_ORPHAN_ITEM_KEY; key.offset = (u64)-1; while (1) { + struct btrfs_inode *inode; + ret = btrfs_search_slot(trans, root, &key, path, -1, 1); if (ret < 0) break; @@ -1705,8 +1702,8 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans, break; } - ret = fixup_inode_link_count(trans, inode); - iput(inode); + ret = fixup_inode_link_count(trans, &inode->vfs_inode); + iput(&inode->vfs_inode); if (ret) break; @@ -1734,12 +1731,14 @@ static noinline int link_to_fixup_dir(struct btrfs_trans_handle *trans, { struct btrfs_key key; int ret = 0; - struct inode *inode; + struct btrfs_inode *inode; + struct inode *vfs_inode; inode = read_one_inode(root, objectid); if (!inode) return -EIO; + vfs_inode = &inode->vfs_inode; key.objectid = BTRFS_TREE_LOG_FIXUP_OBJECTID; key.type = BTRFS_ORPHAN_ITEM_KEY; key.offset = objectid; @@ -1748,15 +1747,15 @@ static noinline int link_to_fixup_dir(struct btrfs_trans_handle *trans, btrfs_release_path(path); if (ret == 0) { - if (!inode->i_nlink) - set_nlink(inode, 1); + if (!vfs_inode->i_nlink) + set_nlink(vfs_inode, 1); else - inc_nlink(inode); - ret = btrfs_update_inode(trans, BTRFS_I(inode)); + inc_nlink(vfs_inode); + ret = btrfs_update_inode(trans, inode); } else if (ret == -EEXIST) { ret = 0; } - iput(inode); + iput(vfs_inode); return ret; } @@ -1772,8 +1771,8 @@ static noinline int insert_one_name(struct btrfs_trans_handle *trans, const struct fscrypt_str *name, struct btrfs_key *location) { - struct inode *inode; - struct inode *dir; + struct btrfs_inode *inode; + struct btrfs_inode *dir; int ret; inode = read_one_inode(root, location->objectid); @@ -1782,17 +1781,16 @@ static noinline int insert_one_name(struct btrfs_trans_handle *trans, dir = read_one_inode(root, dirid); if (!dir) { - iput(inode); + iput(&inode->vfs_inode); return -EIO; } - ret = btrfs_add_link(trans, BTRFS_I(dir), BTRFS_I(inode), name, - 1, index); + ret = btrfs_add_link(trans, dir, inode, name, 1, index); /* FIXME, put inode into FIXUP list */ - iput(inode); - iput(dir); + iput(&inode->vfs_inode); + iput(&dir->vfs_inode); return ret; } @@ -1854,7 +1852,7 @@ static noinline int replay_one_name(struct btrfs_trans_handle *trans, bool index_dst_matches = false; struct btrfs_key log_key; struct btrfs_key search_key; - struct inode *dir; + struct btrfs_inode *dir; u8 log_flags; bool exists; int ret; @@ -1884,9 +1882,8 @@ static noinline int replay_one_name(struct btrfs_trans_handle *trans, ret = PTR_ERR(dir_dst_di); goto out; } else if (dir_dst_di) { - ret = delete_conflicting_dir_entry(trans, BTRFS_I(dir), path, - dir_dst_di, &log_key, - log_flags, exists); + ret = delete_conflicting_dir_entry(trans, dir, path, dir_dst_di, + &log_key, log_flags, exists); if (ret < 0) goto out; dir_dst_matches = (ret == 1); @@ -1901,9 +1898,8 @@ static noinline int replay_one_name(struct btrfs_trans_handle *trans, ret = PTR_ERR(index_dst_di); goto out; } else if (index_dst_di) { - ret = delete_conflicting_dir_entry(trans, BTRFS_I(dir), path, - index_dst_di, &log_key, - log_flags, exists); + ret = delete_conflicting_dir_entry(trans, dir, path, index_dst_di, + &log_key, log_flags, exists); if (ret < 0) goto out; index_dst_matches = (ret == 1); @@ -1958,11 +1954,11 @@ static noinline int replay_one_name(struct btrfs_trans_handle *trans, out: if (!ret && update_size) { - btrfs_i_size_write(BTRFS_I(dir), dir->i_size + name.len * 2); - ret = btrfs_update_inode(trans, BTRFS_I(dir)); + btrfs_i_size_write(dir, dir->vfs_inode.i_size + name.len * 2); + ret = btrfs_update_inode(trans, dir); } kfree(name.name); - iput(dir); + iput(&dir->vfs_inode); if (!ret && name_added) ret = 1; return ret; @@ -2119,16 +2115,16 @@ static noinline int check_item_in_log(struct btrfs_trans_handle *trans, struct btrfs_root *log, struct btrfs_path *path, struct btrfs_path *log_path, - struct inode *dir, + struct btrfs_inode *dir, struct btrfs_key *dir_key) { - struct btrfs_root *root = BTRFS_I(dir)->root; + struct btrfs_root *root = dir->root; int ret; struct extent_buffer *eb; int slot; struct btrfs_dir_item *di; struct fscrypt_str name = { 0 }; - struct inode *inode = NULL; + struct btrfs_inode *inode = NULL; struct btrfs_key location; /* @@ -2175,9 +2171,8 @@ static noinline int check_item_in_log(struct btrfs_trans_handle *trans, if (ret) goto out; - inc_nlink(inode); - ret = unlink_inode_for_log_replay(trans, BTRFS_I(dir), BTRFS_I(inode), - &name); + inc_nlink(&inode->vfs_inode); + ret = unlink_inode_for_log_replay(trans, dir, inode, &name); /* * Unlike dir item keys, dir index keys can only have one name (entry) in * them, as there are no key collisions since each key has a unique offset @@ -2187,7 +2182,8 @@ static noinline int check_item_in_log(struct btrfs_trans_handle *trans, btrfs_release_path(path); btrfs_release_path(log_path); kfree(name.name); - iput(inode); + if (inode) + iput(&inode->vfs_inode); return ret; } @@ -2311,7 +2307,7 @@ static noinline int replay_dir_deletes(struct btrfs_trans_handle *trans, struct btrfs_key dir_key; struct btrfs_key found_key; struct btrfs_path *log_path; - struct inode *dir; + struct btrfs_inode *dir; dir_key.objectid = dirid; dir_key.type = BTRFS_DIR_INDEX_KEY; @@ -2388,7 +2384,7 @@ static noinline int replay_dir_deletes(struct btrfs_trans_handle *trans, out: btrfs_release_path(path); btrfs_free_path(log_path); - iput(dir); + iput(&dir->vfs_inode); return ret; } @@ -2482,7 +2478,7 @@ static int replay_one_buffer(struct btrfs_root *log, struct extent_buffer *eb, */ if (S_ISREG(mode)) { struct btrfs_drop_extents_args drop_args = { 0 }; - struct inode *inode; + struct btrfs_inode *inode; u64 from; inode = read_one_inode(root, key.objectid); @@ -2490,22 +2486,20 @@ static int replay_one_buffer(struct btrfs_root *log, struct extent_buffer *eb, ret = -EIO; break; } - from = ALIGN(i_size_read(inode), + from = ALIGN(i_size_read(&inode->vfs_inode), root->fs_info->sectorsize); drop_args.start = from; drop_args.end = (u64)-1; drop_args.drop_cache = true; - ret = btrfs_drop_extents(wc->trans, root, - BTRFS_I(inode), + ret = btrfs_drop_extents(wc->trans, root, inode, &drop_args); if (!ret) { - inode_sub_bytes(inode, + inode_sub_bytes(&inode->vfs_inode, drop_args.bytes_found); /* Update the inode's nbytes. */ - ret = btrfs_update_inode(wc->trans, - BTRFS_I(inode)); + ret = btrfs_update_inode(wc->trans, inode); } - iput(inode); + iput(&inode->vfs_inode); if (ret) break; }