linux-kernel - Re: [PATCH] x86_64: fix problems due to use of "outb" to port 80 on some AMD64x2 laptops, etc.

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Message-ID: <47628EF3.8060009@keyaccess.nl>
Date:	Fri, 14 Dec 2007 15:10:59 +0100
From:	Rene Herman <rene.herman@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	"David P. Reed" <dpreed@...d.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Pavel Machek <pavel@....cz>,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [PATCH] x86_64: fix problems due to use of "outb" to port 80
 on some AMD64x2 laptops, etc.

On 14-12-07 15:03, Ingo Molnar wrote:

> yep, i have updated the delay to 2 usecs. The latest patch is below, as 
> queued up in x86.git. (not yet queued up for .24 - it's pending testing 
> and more feedback, etc.)

Yes, I'd like feedback on the initial value thing:

http://lkml.org/lkml/2007/12/14/72

and Alan's comments here:

http://lkml.org/lkml/2007/12/12/221

And as to testing -- good luck finding a machine that cares at all ;-)

Rene.


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