Hi,
> I just recognized that this dead loop is the same one that I have
> experienced (see
> http://dpdk.org/ml/archives/dev/2015-October/024737.html for reference).
> Just applying the changes in this patch (only 07/12) will not fix the
> dead loop at least in my setup.
Yes, exactly. I observe it same way even after applying the patch.
--
Best regards,
Nikita Kalyazin,
n.kalyazin at samsung.com
Software Engineer
Virtualization Group
Samsung R&D Institute Russia
Tel: +7 (495) 797-25-00 #3816
Tel: +7 (495) 797-25-03
Office #1501, 12-1, Dvintsev str.,
Moscow, 127018, Russia
On Thu, Oct 08, 2015 at 10:51:02PM +0200, Steffen Bauch wrote:
>
>
> On 10/08/2015 05:32 PM, Nikita Kalyazin wrote:
> > Hi Yuanhan,
> >
> >
> > As I understand, the dead loop happened here (virtio_send_command):
> > while (vq->vq_used_cons_idx == vq->vq_ring.used->idx) {
> > rte_rmb();
> > usleep(100);
> > }
> >
> > Could you explain why wrong config reading caused that and how correct
> > reading helps to avoid?
> >
> Hi,
>
> I just recognized that this dead loop is the same one that I have
> experienced (see
> http://dpdk.org/ml/archives/dev/2015-October/024737.html for reference).
> Just applying the changes in this patch (only 07/12) will not fix the
> dead loop at least in my setup.
>
> Best regards,
>
> Steffen
