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raid5: add AVX optimized RAID5 checksumming
authorJim Kukunas <james.t.kukunas@linux.intel.com>
Tue, 22 May 2012 03:54:04 +0000 (13:54 +1000)
committerNeilBrown <neilb@suse.de>
Tue, 22 May 2012 03:54:04 +0000 (13:54 +1000)
commitea4d26ae24e58fbd2c61de9242adab053cb982d8
tree3115dd168f0cf1eb1eb5dd6aecc385cfa0e8bc05tree
parent56a519913eeba2bdae4d7ee39e80fab442c3836ccommit | diff
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>
arch/x86/Makefile diff | blob | history
arch/x86/include/asm/xor_32.h diff | blob | history
arch/x86/include/asm/xor_64.h diff | blob | history
arch/x86/include/asm/xor_avx.h [new file with mode: 0644] blob
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