Re: [Xen-devel] [PATCH v3] p2m: use GNTTABOP_unmap_and_duplicateif available

From: Roger Pau MonnÃ
Date: Mon Nov 04 2013 - 11:09:55 EST

On 04/11/13 16:49, Ian Campbell wrote:
> On Mon, 2013-11-04 at 16:38 +0100, Roger Pau Monne wrote:
>> The new GNTTABOP_unmap_and_duplicate operation
> I don't see this op in mainline Xen anywhere...
> Was it part of Stefano's original swiotlb for ARM stuff? If so we've
> dropped that approach for ARM and the new solution doesn't require
> hypervisor changes so the upstreaming of this hypercall ended, so you'd
> have to pick it up and complete that work if you want to use it.

It's not part of the ARM stuff, the patch to add that OP is here:

I guess I will need to resend that also.

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