linux-kernel - Re: suspend vs. iommu: prevent suspend if we could not resume

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Message-ID: <20080602110310.GD14598@elte.hu>
Date:	Mon, 2 Jun 2008 13:03:10 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Pavel Machek <pavel@...e.cz>
Cc:	kernel list <linux-kernel@...r.kernel.org>, davej@....ucw.cz,
	Andi Kleen <andi@...stfloor.org>,
	"H. Peter Anvin" <hpa@...or.com>, "Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: suspend vs. iommu: prevent suspend if we could not resume


* Pavel Machek <pavel@...e.cz> wrote:

> iommu/gart support misses suspend/resume code, which can do bad stuff, 
> including memory corruption on resume. Prevent system suspend in case 
> we would be unable to resume.

applied to tip/x86/urgent and to tip/pci-for-jesse. Thanks Pavel,

	Ingo
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