Re: [PATCH] Mantaining turnstile aligned to 128 bytes in i386 CPUs

From: Kip Macy <kip.macy_at_gmail.com>
Date: Tue, 16 Jan 2007 14:25:06 -0800
On 1/16/07, Ivan Voras <ivoras_at_fer.hr> wrote:
> Kip Macy wrote:
> > x86 pre-P4 had 32-byte cache lines. Thus older processors will not benefit.
>
> But it does seem to hurt the performance a bit - maybe it's time to add
> another CPU option like I586_CPU and I686_CPU?

Unless there is a compelling reason not to do so, I think that that
would be a good idea.

   -Kip
Received on Tue Jan 16 2007 - 21:25:08 UTC

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