47 static int btrfs_dev_replace_find_srcdev(struct btrfs_root *root, u64 srcdevid,
309 int btrfs_dev_replace_start(struct btrfs_root *root,  in btrfs_dev_replace_start()  argument
313 	struct btrfs_fs_info *fs_info = root->fs_info;  in btrfs_dev_replace_start()
335 	trans = btrfs_attach_transaction(root);  in btrfs_dev_replace_start()
337 		ret = btrfs_commit_transaction(trans, root);  in btrfs_dev_replace_start()
346 	ret = btrfs_dev_replace_find_srcdev(root, args->start.srcdevid,  in btrfs_dev_replace_start()
354 	ret = btrfs_init_dev_replace_tgtdev(root, args->start.tgtdev_name,  in btrfs_dev_replace_start()
401 	btrfs_wait_ordered_roots(root->fs_info, -1);  in btrfs_dev_replace_start()
404 	trans = btrfs_start_transaction(root, 0);  in btrfs_dev_replace_start()
411 	ret = btrfs_commit_transaction(trans, root);  in btrfs_dev_replace_start()
419 	ret = btrfs_dev_replace_finishing(root->fs_info, ret);  in btrfs_dev_replace_start()
464 	struct btrfs_root *root = fs_info->tree_root;  in btrfs_dev_replace_finishing()  local
489 	ret = btrfs_start_delalloc_roots(root->fs_info, 0, -1);  in btrfs_dev_replace_finishing()
494 	btrfs_wait_ordered_roots(root->fs_info, -1);  in btrfs_dev_replace_finishing()
496 	trans = btrfs_start_transaction(root, 0);  in btrfs_dev_replace_finishing()
501 	ret = btrfs_commit_transaction(trans, root);  in btrfs_dev_replace_finishing()
506 	mutex_lock(&root->fs_info->fs_devices->device_list_mutex);  in btrfs_dev_replace_finishing()
507 	mutex_lock(&root->fs_info->chunk_mutex);  in btrfs_dev_replace_finishing()
530 		mutex_unlock(&root->fs_info->chunk_mutex);  in btrfs_dev_replace_finishing()
531 		mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);  in btrfs_dev_replace_finishing()
581 	mutex_unlock(&root->fs_info->chunk_mutex);  in btrfs_dev_replace_finishing()
582 	mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);  in btrfs_dev_replace_finishing()
591 	trans = btrfs_start_transaction(root, 0);  in btrfs_dev_replace_finishing()
593 		btrfs_commit_transaction(trans, root);  in btrfs_dev_replace_finishing()
626 static int btrfs_dev_replace_find_srcdev(struct btrfs_root *root, u64 srcdevid,  in btrfs_dev_replace_find_srcdev()  argument
634 		*device = btrfs_find_device(root->fs_info, srcdevid, NULL,  in btrfs_dev_replace_find_srcdev()
639 		ret = btrfs_find_device_missing_or_by_path(root, srcdev_name,  in btrfs_dev_replace_find_srcdev()
692 	struct btrfs_root *root = fs_info->tree_root;  in __btrfs_dev_replace_cancel()  local
722 	trans = btrfs_start_transaction(root, 0);  in __btrfs_dev_replace_cancel()
727 	ret = btrfs_commit_transaction(trans, root);  in __btrfs_dev_replace_cancel()