linux-kernel - Re: [PATCH] x86-64: disable the GART before allocate aperture

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Message-id: <467C4141.9010507@sun.com>
Date:	Fri, 22 Jun 2007 14:38:09 -0700
From:	Yinghai Lu <Yinghai.Lu@....COM>
To:	Andi Kleen <ak@...e.de>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Muli Ben-Yehuda <muli@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Vivek Goyal <vgoyal@...ibm.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86-64: disable the GART before allocate aperture

Andi Kleen wrote:
> 
> It's probably too late then. It could also interfere with other operations.
> If anything the GART should be disabled during kexec shutdown. Perhaps we just 
> need a suitable suspend function that does that. Eric, any preferences? 

how about kdump? do we have chance to call that suspend func?

YH
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