Btrfs: log when missing device is created

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 1fcbd93ca0ec365c3b7097102c1dd4f588e065b8..38d3a0f3bcdde3435f731da83b673610ba4694c3 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -6109,6 +6109,8 @@ static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
                                free_extent_map(em);
                                return -EIO;
                        }
+                       btrfs_warn(root->fs_info, "devid %llu uuid %pU is missing",
+                                               devid, uuid);
                }
                map->stripes[i].dev->in_fs_metadata = 1;
        }