raid5: add AVX optimized RAID5 checksumming

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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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Jim Kukunas 2012-05-22 13:54:04 +10:00 • committed by NeilBrown

parent 56a519913e

commit ea4d26ae24

4 changed files with 229 additions and 4 deletions

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5

arch/x86/Makefile

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6

arch/x86/include/asm/xor_32.h

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8

arch/x86/include/asm/xor_64.h

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214

arch/x86/include/asm/xor_avx.h

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