linux-kernel - Re: [PATCH] x86: use explicit timing delay for pit accesses in kernel and pcspkr driver

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Message-ID: <47B9EDF1.5050404@zytor.com>
Date:	Mon, 18 Feb 2008 12:43:29 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Rene Herman <rene.herman@...access.nl>
CC:	"David P. Reed" <dpreed@...d.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Dmitry Torokhov <dtor_core@...ritech.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: use explicit timing delay for pit accesses in kernel
 and pcspkr driver

Rene Herman wrote:
> 
> Now with respect to the original pre port 80 "jmp $+2" I/O delay (which 
> the Pentium obsoleted) I suppose it'll probably be okay even without 
> fixing that specifically but do note such -- it's a vital part of the 
> problem.
> 

Sorry, that paragraph didn't parse for me.

	-hpa
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