Messages in this thread | | | From | Ohad Ben-Cohen <> | Date | Thu, 1 Dec 2011 08:20:59 +0200 | Subject | Re: [RFC] virtio: use mandatory barriers for remote processor vdevs |
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On Thu, Dec 1, 2011 at 1:43 AM, Michael S. Tsirkin <mst@redhat.com> wrote: > And these accesses need to be ordered with DSB? Or DMB?
DMB (i.e. smp barriers) should be enough within Normal memory accesses, though the other issues that were reported to me are a bit concerning. I'm still trying to get more information about them, in the hopes that I can eventually reproduce them myself.
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