Messages in this thread | | | From | "Kammela, Gayatri" <> | Subject | RE: [PATCH 0/4] Add AVX512 optimized gen_syndrome and recovery functions | Date | Tue, 2 Aug 2016 21:08:39 +0000 |
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Hi shaohua, I am wondering if there are any comments on this patch series ?
Thanks, Gayatri Kammela
-----Original Message----- From: Kammela, Gayatri Sent: Friday, July 8, 2016 12:16 PM To: linux-raid@vger.kernel.org Cc: shli@kernel.org; linux-kernel@vger.kernel.org; Kammela, Gayatri <gayatri.kammela@intel.com> Subject: [PATCH 0/4] Add AVX512 optimized gen_syndrome and recovery functions
This is the patch set for adding AVX512 optimized gen_syndrome and recovery functions.
Optimization of RAID6 using AVX512 instructions should improve the RAID6 performance.These patches are tested and observed the improvement in performance.
Gayatri Kammela (4): lib/raid6: Add AVX512 optimized gen_syndrome functions lib/raid6: Add AVX512 optimized recovery functions lib/raid6/test/Makefile: Add avx512 gen_syndrome and recovery functions lib/raid6: Add unroll by 8 to AVX512 optimized gen_syndrome functions
arch/x86/Makefile | 5 +- include/linux/raid/pq.h | 5 + lib/raid6/Makefile | 2 +- lib/raid6/algos.c | 13 ++ lib/raid6/avx512.c | 466 +++++++++++++++++++++++++++++++++++++++++++++++ lib/raid6/recov_avx512.c | 335 ++++++++++++++++++++++++++++++++++ lib/raid6/test/Makefile | 5 +- lib/raid6/x86.h | 10 + 8 files changed, 837 insertions(+), 4 deletions(-) create mode 100644 lib/raid6/avx512.c create mode 100644 lib/raid6/recov_avx512.c
-- 1.9.1
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