From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wei Wang <wei.wang2@amd.com>
Subject: Re: [PATCH 0 of 6 V6] amd iommu: support ats/gpgpu
 passthru on iommuv2 systems
Date: Wed, 14 Mar 2012 15:32:34 +0100
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To: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: xen-devel@lists.xensource.com, keir@xen.org, Ian.Campbell@citrix.com, JBeulich@suse.com
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On 03/14/2012 03:02 PM, Ian Jackson wrote:
> Wei Wang writes ("[Xen-devel] [PATCH 0 of 6 V6] amd iommu: support ats/gpgpu passthru on iommuv2 systems"):
>> This is patch set v6. It includes all pending patches that are needed to enable gpgpu passthrough and heterogeneous computing for guests.
>
> I was looking at this again and it occurred to me to ask: what is
> "heterogeneous computing for guests" ?
>
> Ian.
>

It means to passthrough gpgpu to guest and to run openCL applications in 
guest OS. Using gpu for GP computing is possible for native OS now, this 
patch just implements the same thing for guest OS. It might be a nice 
feature for 4.2, isn't it?

Thanks,
Wei