4948 void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, unsigned short type)  in btrfs_init_block_rsv()  argument
4950 	memset(rsv, 0, sizeof(*rsv));  in btrfs_init_block_rsv()
4951 	spin_lock_init(&rsv->lock);  in btrfs_init_block_rsv()
4952 	rsv->type = type;  in btrfs_init_block_rsv()
4972 			  struct btrfs_block_rsv *rsv)  in btrfs_free_block_rsv()  argument
4974 	if (!rsv)  in btrfs_free_block_rsv()
4976 	btrfs_block_rsv_release(root, rsv, (u64)-1);  in btrfs_free_block_rsv()
4977 	kfree(rsv);  in btrfs_free_block_rsv()
4980 void __btrfs_free_block_rsv(struct btrfs_block_rsv *rsv)  in __btrfs_free_block_rsv()  argument
4982 	kfree(rsv);  in __btrfs_free_block_rsv()
5240 				     struct btrfs_block_rsv *rsv,  in btrfs_subvolume_reserve_metadata()  argument
5262 	rsv->space_info = __find_space_info(root->fs_info,  in btrfs_subvolume_reserve_metadata()
5264 	ret = btrfs_block_rsv_add(root, rsv, num_bytes,  in btrfs_subvolume_reserve_metadata()
5268 		ret = btrfs_block_rsv_migrate(global_rsv, rsv, num_bytes);  in btrfs_subvolume_reserve_metadata()
5279 				      struct btrfs_block_rsv *rsv,  in btrfs_subvolume_release_metadata()  argument
5282 	btrfs_block_rsv_release(root, rsv, (u64)-1);  in btrfs_subvolume_release_metadata()