Re: [RFC] virtio: use mandatory barriers for remote processor vdevs
From: Ohad Ben-Cohen <hidden>
Date: 2011-12-01 07:15:34
Also in:
kvm, linux-arm-kernel, lkml
Possibly related (same subject, not in this thread)
- 2011-12-19 · Re: [RFC] virtio: use mandatory barriers for remote processor vdevs · Rusty Russell <hidden>
- 2011-12-19 · Re: [RFC] virtio: use mandatory barriers for remote processor vdevs · Amos Kong <hidden>
- 2011-12-19 · Re: [RFC] virtio: use mandatory barriers for remote processor vdevs · Rusty Russell <hidden>
- 2011-12-19 · Re: [RFC] virtio: use mandatory barriers for remote processor vdevs · Amos Kong <hidden>
- 2011-12-19 · Re: [RFC] virtio: use mandatory barriers for remote processor vdevs · Benjamin Herrenschmidt <benh@kernel.crashing.org>
On Thu, Dec 1, 2011 at 4:28 AM, Rusty Russell [off-list ref] 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.
+1