linux-kernel - Re: [rfc][patch 2/3] x86: fix IO write barriers

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Date:	Thu, 4 Oct 2007 21:52:55 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Dave Jones <davej@...hat.com>
Cc:	Andi Kleen <ak@...e.de>, Nick Piggin <npiggin@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [rfc][patch 2/3] x86: fix IO write barriers

>  > > "Worth about 10-20% performance" according to the 2.4.18pre9-ac4
>  > > release notes: http://www.linuxtoday.com/news_story.php3?ltsn=2002-02-14-015-20-NW-KN
>  > 
>  > Are there numbers for a newer kernel available too?
> 
> no idea, my winchips died about 5 years ago

Got a couple here just need a mainboard 8)
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