fs/btrfs/inode.c

153 	struct inode_fs_paths *ipath = NULL;
171 	ret = btrfs_search_slot(NULL, local_root, &key, &warn->path, 0, 0);
189 		ipath = NULL;
478 	return btrfs_mark_ordered_io_finished(inode, NULL, offset, bytes, false);
520 	struct page *page = NULL;
698 	btrfs_qgroup_free_data(inode, NULL, 0, PAGE_SIZE, NULL);
822 		btrfs_add_inode_defrag(NULL, inode, small_write);
882 	pages = NULL;
974 						    BTRFS_COMPRESS_NONE, NULL,
1001 						     NULL,
1043 	ret = add_async_extent(async_chunk, start, end - start + 1, 0, NULL, 0,
1069 	async_extent->pages = NULL;
1115 	struct page *locked_page = NULL;
1135 	lock_extent(io_tree, start, end, NULL);
1190 			NULL, EXTENT_LOCKED | EXTENT_DELALLOC,
1199 		kthread_associate_blkcg(NULL);
1208 				     NULL, EXTENT_LOCKED | EXTENT_DELALLOC |
1215 		kthread_associate_blkcg(NULL);
1331 					    BTRFS_COMPRESS_NONE, NULL, false);
1642 	unlock_extent(&inode->io_tree, start, end, NULL);
1685 			locked_page = NULL;
1687 			async_chunk[i].locked_page = NULL;
1695 			async_chunk[i].blkcg_css = NULL;
1803 				 EXTENT_NORESERVE, 0, NULL);
1818 					 NULL);
1826 	ret = cow_file_range(inode, locked_page, start, end, NULL, false, true);
1858  * if path->nodes[0] is NULL or not if it needs to use the path afterwards.
1938 		path = NULL;
2006 		struct btrfs_block_group *nocow_bg = NULL;
2017 		ret = btrfs_lookup_file_extent(NULL, root, path, ino,
2289 		ret = cow_file_range(inode, locked_page, start, end, NULL,
2624 	struct btrfs_root *csum_root = NULL;
2654 		em = btrfs_get_extent(inode, NULL, search_start, search_len);
2718 	struct extent_state *cached_state = NULL;
2719 	struct extent_changeset *data_reserved = NULL;
2739 	 * page->mapping may go NULL, but it shouldn't be moved to a different
2881 	btrfs_init_work(&fixup->work, btrfs_writepage_fixup_worker, NULL);
3048 	struct btrfs_trans_handle *trans = NULL;
3050 	struct extent_state *cached_state = NULL;
3100 			trans = NULL;
3119 		trans = NULL;
3209 		clear_extent_uptodate(io_tree, unwritten_start, end, NULL);
3251 						NULL);
3341 			   NULL)) {
3521 		ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
3578 			inode = NULL;
3648 				inode = NULL;
3791 	ret = btrfs_lookup_inode(NULL, root, path, &location, 0);
3914 	 * try to precache a NULL acl entry for files that don't have
4198 	ret = __btrfs_unlink_inode(trans, dir, inode, name, NULL);
4389 	di = btrfs_lookup_dir_item(NULL, fs_info->tree_root, path,
4407 	ret = btrfs_search_slot(NULL, fs_info->tree_root, &key, path, 0, 0);
4448 	prev = NULL;
4617 	trans->block_rsv = NULL;
4622 	btrfs_block_rsv_release(fs_info, &block_rsv, (u64)-1, NULL);
4734 	struct extent_state *cached_state = NULL;
4735 	struct extent_changeset *data_reserved = NULL;
4783 		ret = btrfs_read_folio(NULL, folio);
4850 			       EXTENT_NORESERVE, NULL);
4929 	struct extent_map *em = NULL;
4930 	struct extent_state *cached_state = NULL;
4954 		em = btrfs_get_extent(inode, NULL, cur_offset, block_end - cur_offset);
4957 			em = NULL;
5004 		em = NULL;
5182 		struct extent_state *cached_state = NULL;
5205 			btrfs_qgroup_free_data(BTRFS_I(inode), NULL, start,
5206 					       end - start + 1, NULL);
5271 	struct btrfs_block_rsv *rsv = NULL;
5416 	di = btrfs_lookup_dir_item(NULL, root, path, btrfs_ino(dir),
5475 	ret = btrfs_search_slot(NULL, fs_info->tree_root, &key, path, 0, 0);
5523 	parent = NULL;
5615  * allocator. NULL is also valid but may require an additional allocation
5652 	return btrfs_iget_path(s, ino, root, NULL);
5791 		inode = NULL;
5815 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
6245 	const struct fscrypt_str *name = args->orphan ? NULL : &args->fname.disk_name;
6407 	path = NULL;
6635 	struct btrfs_trans_handle *trans = NULL;
6668 		trans = NULL;
6701 		btrfs_log_new_name(trans, old_dentry, NULL, 0, parent);
6809  * If @page is not NULL and the extent is inline, this also reads the extent
6812  * Return: ERR_PTR on error, non-NULL extent_map on success.
6823 	struct btrfs_path *path = NULL;
6828 	struct extent_map *em = NULL;
6872 	ret = btrfs_lookup_file_extent(NULL, root, path, objectid, start, 0);
7017 	struct extent_map *em = NULL;
7137 	ret = btrfs_lookup_file_extent(NULL, root, path,
7179 	path = NULL;
7408 			*map = NULL;
7436 		*map = NULL;
7502 	struct extent_state *cached_state = NULL;
7598 	em = btrfs_get_extent(BTRFS_I(inode), NULL, start, len);
7754 			      NULL);
7762 			btrfs_finish_ordered_extent(dio_data->ordered, NULL,
7766 				      pos + length - 1, NULL);
7771 		dio_data->ordered = NULL;
7794 		btrfs_finish_ordered_extent(bbio->ordered, NULL,
7799 			      dip->file_offset + dip->bytes - 1, NULL);
7836 			btrfs_finish_ordered_extent(dio_data->ordered, NULL,
8007 #define btrfs_migrate_folio NULL
8016 	struct extent_state *cached_state = NULL;
8156 		btrfs_qgroup_free_data(inode, NULL, cur, range_end + 1 - cur, NULL);
8200 	struct extent_state *cached_state = NULL;
8201 	struct extent_changeset *data_reserved = NULL;
8428 		struct extent_state *cached_state = NULL;
8464 			trans = NULL;
8468 		btrfs_block_rsv_release(fs_info, rsv, -1, NULL);
8549 		inode_init_owner(idmap, inode, NULL,
8562 	struct extent_io_tree *file_extent_tree = NULL;
8564 	/* Self tests may pass a NULL fs_info. */
8568 			return NULL;
8574 		return NULL;
8577 	ei->root = NULL;
8604 	ei->delayed_node = NULL;
8626 	ei->ordered_tree_last = NULL;
8711 	if (root == NULL)
9269 			whiteout_args.inode = NULL;
9340 		return NULL;
9345 	btrfs_init_work(&work->work, btrfs_run_delalloc_work, NULL);
9554 		inode = NULL;
9567 		inode = NULL;
9787 			trans = NULL;
9791 		btrfs_free_reserved_data_space(BTRFS_I(inode), NULL, clear_offset,
9802 					   NULL);
9963 	ret = btrfs_lookup_file_extent(NULL, root, path, btrfs_ino(inode),
10171 	struct extent_state *cached_state = NULL;
10207 	em = btrfs_get_extent(inode, NULL, start, lockend - start + 1);
10221 		em = NULL;
10274 	em = NULL;
10312 	struct extent_changeset *data_reserved = NULL;
10313 	struct extent_state *cached_state = NULL;
10530 		btrfs_qgroup_free_data(inode, data_reserved, start, num_bytes, NULL);
10564 	struct rb_node *parent = NULL;
10691 	struct extent_state *cached_state = NULL;
10692 	struct extent_map *em = NULL;
10693 	struct btrfs_chunk_map *map = NULL;
10694 	struct btrfs_device *device = NULL;
10787 		em = btrfs_get_extent(BTRFS_I(inode), NULL, start, len);
10819 		em = NULL;
10821 		ret = can_nocow_extent(inode, start, &len, NULL, NULL, NULL, false, true);
10846 		if (device == NULL) {
10863 		map = NULL;
11004 	ASSERT(ordered == NULL);