From: Andi Kleen <ak@suse.de>
To: Muli Ben-Yehuda <mulix@mulix.org>
Subject: Re: [RFC PATCH 1/3] x86-64: Calgary IOMMU - introduce iommu_detected
Date: Tue, 14 Mar 2006 16:01:19 +0100
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Cc: Jon Mason <jdmason@us.ibm.com>, Muli Ben-Yehuda <MULI@il.ibm.com>,
       Linux-Kernel <linux-kernel@vger.kernel.org>, discuss@x86-64.org,
       Andrew Morton <akpm@osdl.org>
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On Tuesday 14 March 2006 09:24, Muli Ben-Yehuda wrote:
> Hi,
>
> swiotlb relies on the gart specific iommu_aperture variable to know if
> we discovered a hardware IOMMU before swiotlb
> initialization. Introduce iommu_detected to do the same thing, but in
> a HW IOMMU neutral manner, in preparation for adding the Calgary HW
> IOMMU.

I don't have time to review it today and will leave for a short vacation
so it might take some time.

-Andi
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