From: NeilBrown <neilb@suse.de>
Date: Tue, 31 Mar 2009 04:20:22 +0000 (+1100)
Subject: md/raid5: prepare for allowing reshape to change layout
X-Git-Tag: v2.6.30-rc1~241^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e183eaedd53807e33f02ee80573e2833890e1f21;p=pandora-kernel.git

md/raid5: prepare for allowing reshape to change layout

Add prev_algo to raid5_conf_t along the same lines as prev_chunk
and previous_raid_disks.

Signed-off-by: NeilBrown <neilb@suse.de>
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