linux-kernel - RE: [PATCH 0/4] Add AVX512 optimized gen

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Date:	Tue, 2 Aug 2016 21:08:39 +0000
From:	"Kammela, Gayatri" <gayatri.kammela@...el.com>
To:	"linux-raid@...r.kernel.org" <linux-raid@...r.kernel.org>
CC:	"shli@...nel.org" <shli@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 0/4] Add AVX512 optimized gen_syndrome and recovery
 functions

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@...r.kernel.org
Cc: shli@...nel.org; linux-kernel@...r.kernel.org; Kammela, Gayatri <gayatri.kammela@...el.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

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1.9.1