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(parent: 8f0e0cf) | patch
crypto: x86/nh-avx2 - add missing vzeroupper
authorEric Biggers <ebiggers@google.com>
Sat, 6 Apr 2024 00:26:08 +0000 (20:26 -0400)
committerHerbert Xu <herbert@gondor.apana.org.au>
Fri, 12 Apr 2024 07:07:52 +0000 (15:07 +0800)
commit4ad096cca942959871d8ff73826d30f81f856f6e
tree967879ffa1f7a1e11897fddee63ee57e176c89ddtree
parent8f0e0cf74ccef41b383daddcf5447bba655031b3commit | diff
crypto: x86/nh-avx2 - add missing vzeroupper

Since nh_avx2() uses ymm registers, execute vzeroupper before returning
from it.  This is necessary to avoid reducing the performance of SSE
code.

Fixes: 0f961f9f670e ("crypto: x86/nhpoly1305 - add AVX2 accelerated NHPoly1305")
Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
arch/x86/crypto/nh-avx2-x86_64.S diff | blob | history
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