From: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Date: Sun, 2 Jun 2013 16:51:47 +0000 (+0300)
Subject: crypto: twofish - disable AVX2 implementation
X-Git-Tag: v3.10-rc6~33^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3ef91f21a66826cf1003bb7b3c51ac2de4c28182;p=pandora-kernel.git

crypto: twofish - disable AVX2 implementation

It appears that the performance of 'vpgatherdd' is suboptimal for this kind of
workload (tested on Core i5-4570) and causes twofish_avx2 to be significantly
slower than twofish_avx. So disable the AVX2 implementation to avoid
performance regressions.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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