linux-kernel - Re: iommu breaks usb after resume

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Message-ID: <20080327055349.GC29105@one.firstfloor.org>
Date:	Thu, 27 Mar 2008 06:53:49 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Pavel Machek <pavel@....cz>
Cc:	Ingo Molnar <mingo@...e.hu>, Andi Kleen <andi@...stfloor.org>,
	kernel list <linux-kernel@...r.kernel.org>,
	Greg KH <greg@...ah.com>, "Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: iommu breaks usb after resume

> Signed-off-by: Pavel Machek <pavel@...e.cz>
> 
> (it is GPLed) ...but it is totally untested, and probably same fix
> needs to go to all the agp drivers...?

No the other AGP drivers don't have IOMMU functionality.

Also there still need to be Kconfig changes or alternatively 
extracting the suspend/resume code to another file that is selected
by both AGP and IOMMU.

-Andi
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