diff options
| -rw-r--r-- | fs/btrfs/dev-replace.c | 5 | ||||
| -rw-r--r-- | fs/btrfs/volumes.c | 7 | 
2 files changed, 7 insertions, 5 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index 5d844438b2d4..2a9bd5bd24c3 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -535,10 +535,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,  	list_add(&tgt_device->dev_alloc_list, &fs_info->fs_devices->alloc_list);  	btrfs_rm_dev_replace_srcdev(fs_info, src_device); -	if (src_device->bdev) { -		/* zero out the old super */ -		btrfs_scratch_superblock(src_device); -	} +  	/*  	 * this is again a consistent state where no dev_replace procedure  	 * is running, the target device is part of the filesystem, the diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 043114749516..b0203b1322ac 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1716,6 +1716,7 @@ void btrfs_rm_dev_replace_srcdev(struct btrfs_fs_info *fs_info,  				 struct btrfs_device *srcdev)  {  	WARN_ON(!mutex_is_locked(&fs_info->fs_devices->device_list_mutex)); +  	list_del_rcu(&srcdev->dev_list);  	list_del_rcu(&srcdev->dev_alloc_list);  	fs_info->fs_devices->num_devices--; @@ -1725,9 +1726,13 @@ void btrfs_rm_dev_replace_srcdev(struct btrfs_fs_info *fs_info,  	}  	if (srcdev->can_discard)  		fs_info->fs_devices->num_can_discard--; -	if (srcdev->bdev) +	if (srcdev->bdev) {  		fs_info->fs_devices->open_devices--; +		/* zero out the old super */ +		btrfs_scratch_superblock(srcdev); +	} +  	call_rcu(&srcdev->rcu, free_device);  }  | 

