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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v3] p2m: use GNTTABOP_unmap_and_duplicate if available
On Mon, 2013-11-04 at 17:09 +0100, Roger Pau Monnà wrote: > 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, oops, my mistake, sorry. > the patch to add that OP is here: > > http://lists.xen.org/archives/html/xen-devel/2013-07/msg02825.html > > I guess I will need to resend that also. Yes, I think you want to get the hcall locked down before you add anything to the kernel to use it... _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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