Re: [PATCH V5 2/2] ksm: replace jhash2 with faster hash

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Subject: Re: [PATCH V5 2/2] ksm: replace jhash2 with faster hash
From: Timofey Titovets <nefelim4ag@xxxxxxxxx>
Date: Sun, 31 Dec 2017 03:25:09 +0300
Cc: Linux Kernel <linux-kernel@xxxxxxxxxxxxxxx>, kvm@xxxxxxxxxxxxxxx, Timofey Titovets <nefelim4ag@xxxxxxxxx>, leesioh <solee@xxxxxxxxxxxxxx>, Andrea Arcangeli <aarcange@xxxxxxxxxx>
In-reply-to: <20171230232643.12315-2-nefelim4ag@gmail.com>
References: <20171230232643.12315-1-nefelim4ag@gmail.com> <20171230232643.12315-2-nefelim4ag@gmail.com>

JFYI performance on more fast/modern CPU:
Intel(R) Core(TM) i5-7200U CPU @ 2.50GHz
[  172.651044] ksm: crc32c hash() 22633 MB/s
[  172.776060] ksm: xxhash hash() 10920 MB/s
[  172.776066] ksm: choice crc32c as hash function

References:
- [PATCH V5 1/2] xxHash: create arch dependent 32/64-bit xxhash()
  - From: Timofey Titovets
- [PATCH V5 2/2] ksm: replace jhash2 with faster hash
  - From: Timofey Titovets

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