From: Theodore Ts'o <tytso@mit.edu>
Date: Tue, 20 Apr 2010 20:51:59 +0000 (-0400)
Subject: ext4: Issue the discard operation *before* releasing the blocks to be reused
X-Git-Tag: v2.6.34-rc6~31^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b90f687018e6d6c77d981b09203780f7001407e5;p=pandora-kernel.git

ext4: Issue the discard operation *before* releasing the blocks to be reused

Otherwise, we can end up having data corruption because the blocks
could get reused and then discarded!

https://bugzilla.kernel.org/show_bug.cgi?id=15579

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