Btrfs: Make the resizer work based on shrinking and growing devices

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 71838264ca6b..a9ce491d279b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -818,6 +818,10 @@ struct btrfs_root *btrfs_read_fs_root_no_name(struct btrfs_fs_info *fs_info,
                 return fs_info->tree_root;
         if (location->objectid == BTRFS_EXTENT_TREE_OBJECTID)
                 return fs_info->extent_root;
+        if (location->objectid == BTRFS_CHUNK_TREE_OBJECTID)
+                return fs_info->chunk_root;
+        if (location->objectid == BTRFS_DEV_TREE_OBJECTID)
+                return fs_info->dev_root;
 
         root = radix_tree_lookup(&fs_info->fs_roots_radix,
                                  (unsigned long)location->objectid);