Re: [PATCH 1/4] KVM: PPC: Add support for multiple-TCE hcalls

From: Benjamin Herrenschmidt
Date: Mon Jun 17 2013 - 04:37:36 EST

On Mon, 2013-06-17 at 17:55 +1000, Alexey Kardashevskiy wrote:
> David:
> ===
> So, in the case of MULTITCE, that's not quite right. PR KVM can
> emulate a PAPR system on a BookE machine, and there's no reason not to
> allow TCE acceleration as well. We can't make it dependent on PAPR
> mode being selected, because that's enabled per-vcpu, whereas these
> capabilities are queried on the VM before the vcpus are created.
> ===
> Wrong?

The capability just tells qemu the kernel supports it, it doesn't have
to depend on PAPR mode, qemu can sort things out no ?


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