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lib/raid6: Add AVX2 optimized gen_syndrome functions

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Add AVX2 optimized gen_syndrom functions, which is simply based on
sse2.c written by hpa.

Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Jim Kukunas <james.t.kukunas@linux.intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Yuanhan Liu 2012-11-30 13:10:39 -08:00 • committed by NeilBrown
parent 7056741fd9
commit 2c935842bd
5 changed files with 275 additions and 2 deletions
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3
include/linux/raid/pq.h
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@ -98,6 +98,9 @@ extern const struct raid6_calls raid6_altivec1;
extern const struct raid6_calls raid6_altivec2;
extern const struct raid6_calls raid6_altivec4;
extern const struct raid6_calls raid6_altivec8;
extern const struct raid6_calls raid6_avx2x1;
extern const struct raid6_calls raid6_avx2x2;
extern const struct raid6_calls raid6_avx2x4;
struct raid6_recov_calls {
void (*data2)(int, size_t, int, int, void **);