Re: [PATCH v2] IA64 Compilation Error Fix for Intel IOMMU IdentityMapping Support

From: Linus Torvalds
Date: Thu Jun 25 2009 - 21:36:37 EST




On Thu, 25 Jun 2009, Chris Wright wrote:
>
> From: Chris Wright <chrisw@xxxxxxxxxx>
> Subject: [PATCH] intel-iommu: fix Identity Mapping to be arch independent
>
> Drop the e820 scanning and use existing function for finding valid RAM
> regions to add to 1:1 mapping.
>
> Signed-off-by: Chris Wright <chrisw@xxxxxxxxxx>

Is this tested on something that actually uses IOMMU?

If so, of the patches I've seen so far, this is obviously my favorite.

Linus
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