fs/btrfs/uuid-tree.c

24 static int btrfs_uuid_tree_lookup(struct btrfs_root *uuid_root, u8 *uuid,
35 	if (WARN_ON_ONCE(!uuid_root)) {
47 	ret = btrfs_search_slot(NULL, uuid_root, &key, path, 0, 0);
62 		btrfs_warn(uuid_root->fs_info,
88 	struct btrfs_root *uuid_root = fs_info->uuid_root;
97 	ret = btrfs_uuid_tree_lookup(uuid_root, uuid, type, subid_cpu);
101 	if (WARN_ON_ONCE(!uuid_root)) {
114 	ret = btrfs_insert_empty_item(trans, uuid_root, path, &key,
152 	struct btrfs_root *uuid_root = fs_info->uuid_root;
164 	if (WARN_ON_ONCE(!uuid_root)) {
177 	ret = btrfs_search_slot(trans, uuid_root, &key, path, -1, 1);
215 		ret = btrfs_del_item(trans, uuid_root, path);
230 static int btrfs_uuid_iter_rem(struct btrfs_root *uuid_root, u8 *uuid, u8 type,
237 	trans = btrfs_start_transaction(uuid_root, 1);
294 	struct btrfs_root *root = fs_info->uuid_root;