1 files changed, 3 insertions, 0 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e0665488e512..f47754a2fee4 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2290,6 +2290,9 @@ int open_ctree(struct super_block *sb,
         if (tree_root->fs_info->compress_type == BTRFS_COMPRESS_LZO)
                 features |= BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO;
 
+        if (features & BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA)
+                printk(KERN_ERR "btrfs: has skinny extents\n");
+
         /*
          * flag our filesystem as having big metadata blocks if
          * they are bigger than the page size