From: Ryusuke Konishi Date: Mon, 28 Jun 2010 10:15:26 +0000 (+0900) Subject: nilfs2: implement fallback for super root search X-Git-Tag: v2.6.36-rc1~500^2~29 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6c12516083cf51b6e576691ac6e20c4a32f4edb9;p=pandora-kernel.git nilfs2: implement fallback for super root search Although nilfs redundantly uses two super blocks and each may point to different position on log, the current version of nilfs does not try fallback to the spare super block when it doesn't find any valid log at the position that the primary super block points to. This has been a cause of mount failures due to write order reversals on barrier less block devices. This inserts fallback code in error path of nilfs_search_super_root routine to resolve the mount failure problem. Signed-off-by: Ryusuke Konishi --- Reading git-diff-tree failed