From: Gioh Kim <gioh.kim@lge.com>
Date: Fri, 5 Sep 2014 02:36:35 +0000 (-0400)
Subject: jbd/jbd2: use non-movable memory for the jbd superblock
X-Git-Tag: fixes-against-v3.18-rc2~28^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a49058fab2912296f068759490ac69ba43b43861;p=pandora-kernel.git

jbd/jbd2: use non-movable memory for the jbd superblock

Sicne the jbd/jbd2 superblock is not released until the file system is
unmounted, allocate the buffer cache from the non-moveable area to
allow page migration and CMA allocations to more easily succeed.

Signed-off-by: Gioh Kim <gioh.kim@lge.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
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