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SubjectRe: [RFC] virtio: use mandatory barriers for remote processor vdevs
On Tue, Nov 29, 2011 at 5:19 PM, Michael S. Tsirkin <mst@redhat.com> wrote:
> On Tue, Nov 29, 2011 at 03:57:19PM +0200, Ohad Ben-Cohen wrote:
>> > Is an extra branch faster or slower than reverting d57ed95?
>>
>> Sorry, unfortunately I have no way to measure this, as I don't have
>> any virtualization/x86 setup. I'm developing on ARM SoCs, where
>> virtualization hardware is coming, but not here yet.
>
> You can try using the micro-benchmark in tools/virtio/.

Hmm, care to show me exactly what do you mean ?

Though I somewhat suspect that any micro-benchmarking I'll do with my
random ARM SoC will not have much value to real virtualization/x86
workloads.

Thanks,
Ohad.


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