Re: [PATCH] use movntq version of fast_clear_page/fast_copy_page on Geode

From: Dave Jones
Date: Wed Feb 14 2007 - 14:57:00 EST


On Wed, Feb 14, 2007 at 05:08:39PM -0200, Marcelo Tosatti wrote:
>
> movntq instruction is supported by Geode CPU's, so use
> fast_clear_page/fast_copy_page versions that have it.

it's supported, but is it a win ?
The same was also true of the VIA C3/C7's, but due to
poor memory bandwidth, it turned out to be slower in most cases.

Dave

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