X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=Documentation%2Fbtrfs-show-super.asciidoc;h=8866c94081bd1ebfcd8364c3899d4bb9be7d624c;hb=c328e0db4a6759941d6c44e08aa78e5b1cd16bef;hp=1646be3b72a1cf5580b518dcb30bf7ba82aaa08d;hpb=b1c222321e096f1dd1284699d9366b10cbfcb636;p=platform%2Fupstream%2Fbtrfs-progs.git

diff --git a/Documentation/btrfs-show-super.asciidoc b/Documentation/btrfs-show-super.asciidoc
index 1646be3..8866c94 100644
--- a/Documentation/btrfs-show-super.asciidoc
+++ b/Documentation/btrfs-show-super.asciidoc
@@ -40,6 +40,10 @@ If several '-i <super_mirror>' are given, only the last one is valid.
 Attempt to print the superblock even if no superblock magic is found.  May end
 badly.
 
+-s <bytenr>::
+specifiy offset to a superblock in a non-standard location at 'bytenr', useful
+for debugging (disables the '-f' option)
+
 EXIT STATUS
 -----------
 *btrfs-show-super* will return 0 if no error happened.