X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=lib%2Fdiskimage_ext2.ml;h=f9913cab2349ac8ec2b229a3952ddb207b53d406;hb=dd4973936aac7090bbe17ed502fba6c7b5467907;hp=1b709779fb92ff59923dd7981ae4eec44c1a18e6;hpb=4cb1be48118971ebe749c4030f871aa25d26c520;p=virt-df.git

diff --git a/lib/diskimage_ext2.ml b/lib/diskimage_ext2.ml
index 1b70977..f9913ca 100644
--- a/lib/diskimage_ext2.ml
+++ b/lib/diskimage_ext2.ml
@@ -113,7 +113,14 @@ let probe dev =
    let overhead = Int64.of_int32 s_first_data_block in
    let overhead = (* XXX *) overhead in
 
+   (* The blocksize of the filesystem is likely to be quite different
+    * from that of the underlying device, so create an overlay device
+    * with the natural filesystem blocksize.
+    *)
+   let fs_dev = new blocksize_overlay (Int64.to_int block_size) dev in
+
    {
+     fs_dev = fs_dev;
      fs_plugin_id = plugin_id;
      fs_block_size = block_size;
      fs_blocks_total = Int64.of_int32 s_blocks_count -^ overhead;