From: Theodore Ts'o <tytso@mit.edu>
Date: Sat, 26 Jul 2008 18:34:21 +0000 (-0400)
Subject: ext4: Allow read/only mounts with corrupted block group checksums
X-Git-Tag: v2.6.27-rc2~71^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8a266467b8c4841ca994d0fe59f39e584650e3df;p=pandora-kernel.git

ext4: Allow read/only mounts with corrupted block group checksums

If the block group checksums are corrupted, still allow the mount to
succeed, so e2fsck can have a chance to try to fix things up.  Add
code in the remount r/w path to make sure the block group checksums
are valid before allowing the filesystem to be remounted read/write.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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