Subject: Re: uvm_pageidlezero()
To: Valeriy E. Ushakov <uwe@ptc.spbu.ru>
From: Jason Thorpe <thorpej@shagadelic.org>
List: tech-kern
Date: 06/20/2005 19:20:53
On Jun 20, 2005, at 6:23 PM, Valeriy E. Ushakov wrote:

> What would be a good test?  I toyed with the idea of using DMAC to
> zero pages in the background on sh3.

IIRC, it just caused a general performance penalty... possibly memory  
bandwidth consumption involved here, too.

-- thorpej