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Date:      Mon, 30 Jan 2017 19:32:17 -0800
From:      Conrad Meyer <cem@freebsd.org>
To:        svn-src-head@freebsd.org
Cc:        src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org
Subject:   Re: svn commit: r313006 - in head: sys/conf sys/libkern sys/libkern/x86 sys/sys tests/sys/kern
Message-ID:  <CAG6CVpU00CU6g_mhty5WJZb6uNipyEFxaHdtkbnbyYtnmvgF9g@mail.gmail.com>
In-Reply-To: <201701310326.v0V3QW30024375@repo.freebsd.org>
References:  <201701310326.v0V3QW30024375@repo.freebsd.org>

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On Mon, Jan 30, 2017 at 7:26 PM, Conrad E. Meyer <cem@freebsd.org> wrote:
> (The CRC instruction takes 1 cycle but has 2-3 cycles of latency.)

My mistake, it's not 2 anywhere.  It's just 3 cycles on all
workstation/server CPUs since Nehalem.  Different on Atom chips and
AMD.

Best,
Conrad



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