linux-kernel - Re: [PATCH] Document x86-64 iommu kernel parameters

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Message-ID: <47050BC5.6060306@redhat.com>
Date:	Thu, 04 Oct 2007 11:50:29 -0400
From:	Chuck Ebbert <cebbert@...hat.com>
To:	Andi Kleen <ak@...e.de>
CC:	"H. Peter Anvin" <hpa@...or.com>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Jeff Garzik <jeff@...zik.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] Document x86-64 iommu kernel parameters

On 10/04/2007 05:01 AM, Andi Kleen wrote:
> 
> Well the x86-64 option was there first; you have to ask whoever
> added the i386 option why they used a different name
> 
> But I normally added aliases as people reported them. Nobody did in 
> this case.
> 
> One reason is probably that noapictimer is not very useful on x86-64 --
> the nolapic_timer is really more a workaround that only started making
> sense on HRT because it made "apicmaintimer" default. 
> On current x86-64 which doesn't do that there is very little reason to use it
> and you'll usually just break things.
> 

I have HRT in my x86_64 kernel. I guess that patchset should add the alias.
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