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(parent: a2ecf5b) | patch
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)
commit7f2d523056889b58be6e920ef63ee3c856dc04bf
tree3115dd168f0cf1eb1eb5dd6aecc385cfa0e8bc05tree | snapshot
parenta2ecf5b68166e9269436aa9ed4a97958ad09ecd4commit | 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
Linux Kernel Source Tree.