From: Jim Kukunas <james.t.kukunas@linux.intel.com>
Date: Tue, 22 May 2012 03:54:04 +0000 (+1000)
Subject: raid5: add AVX optimized RAID5 checksumming
X-Git-Tag: v3.5-rc1~110^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ea4d26ae24e58fbd2c61de9242adab053cb982d8;p=pandora-kernel.git

raid5: add AVX optimized RAID5 checksumming

Optimize RAID5 xor checksumming by taking advantage of
256-bit YMM registers introduced in AVX.

Signed-off-by: Jim Kukunas <james.t.kukunas@linux.intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
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