From: Jan Kara <jack@suse.cz>
Date: Mon, 10 Jan 2011 17:30:39 +0000 (-0500)
Subject: ext4: fix trimming of a single group
X-Git-Tag: v2.6.38-rc1~409^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ca6e909f9bebe709bc65a3ee605ce32969db0452;p=pandora-kernel.git

ext4: fix trimming of a single group

When ext4_trim_fs() is called to trim a part of a single group, the
logic will wrongly set last block of the interval to 'len' instead
of 'first_block + len'. Thus a shorter interval is possibly trimmed.
Fix it.

CC: Lukas Czerner <lczerner@redhat.com>
Cc: stable@kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

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