[RFC] virtio: use mandatory barriers for remote processor vdevs

Ohad Ben-Cohen ohad at wizery.com
Thu Dec 1 02:15:11 EST 2011

On Thu, Dec 1, 2011 at 4:28 AM, Rusty Russell <rusty at rustcorp.com.au> wrote:
> Hmm, we got away with light barriers because we knew we were not
> *really* talking to a device.  But now with virtio-mmio, turns out we
> are :)
> I'm really tempted to revert d57ed95 for 3.2, and we can revisit this
> optimization later if it proves worthwhile.


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