On Fri, Sep 23, 2016 at 10:28:23AM +0200, Maxime Coquelin wrote:
> + if (vq->desc[desc_indexes[i]].flags & VRING_DESC_F_INDIRECT) {
> + desc = (struct vring_desc *)gpa_to_vva(dev,
As mentioned before, this would break 32 bit OS build. It should be
(struct v
On 09/27/2016 06:15 AM, Yuanhan Liu wrote:
> On Fri, Sep 23, 2016 at 10:28:23AM +0200, Maxime Coquelin wrote:
>> +if (vq->desc[desc_indexes[i]].flags & VRING_DESC_F_INDIRECT) {
>> +desc = (struct vring_desc *)gpa_to_vva(dev,
>
> As mentioned before, this would brea
On Mon, Sep 26, 2016 at 03:25:35PM +0300, Michael S. Tsirkin wrote:
> On Mon, Sep 26, 2016 at 11:03:54AM +0800, Yuanhan Liu wrote:
> > On Fri, Sep 23, 2016 at 01:24:14PM -0700, Stephen Hemminger wrote:
> > > On Fri, 23 Sep 2016 21:22:23 +0300
> > > "Michael S. Tsirkin" wrote:
> > >
> > > > On Fri
On Mon, Sep 26, 2016 at 11:03:54AM +0800, Yuanhan Liu wrote:
> On Fri, Sep 23, 2016 at 01:24:14PM -0700, Stephen Hemminger wrote:
> > On Fri, 23 Sep 2016 21:22:23 +0300
> > "Michael S. Tsirkin" wrote:
> >
> > > On Fri, Sep 23, 2016 at 08:16:09PM +0200, Maxime Coquelin wrote:
> > > >
> > > >
> >
On Fri, Sep 23, 2016 at 01:24:14PM -0700, Stephen Hemminger wrote:
> On Fri, 23 Sep 2016 21:22:23 +0300
> "Michael S. Tsirkin" wrote:
>
> > On Fri, Sep 23, 2016 at 08:16:09PM +0200, Maxime Coquelin wrote:
> > >
> > >
> > > On 09/23/2016 08:06 PM, Michael S. Tsirkin wrote:
> > > > On Fri, Sep
On Fri, Sep 23, 2016 at 08:16:09PM +0200, Maxime Coquelin wrote:
>
>
> On 09/23/2016 08:06 PM, Michael S. Tsirkin wrote:
> > On Fri, Sep 23, 2016 at 08:02:27PM +0200, Maxime Coquelin wrote:
> > >
> > >
> > > On 09/23/2016 05:49 PM, Michael S. Tsirkin wrote:
> > > > On Fri, Sep 23, 2016 at 10:28
On Fri, Sep 23, 2016 at 08:02:27PM +0200, Maxime Coquelin wrote:
>
>
> On 09/23/2016 05:49 PM, Michael S. Tsirkin wrote:
> > On Fri, Sep 23, 2016 at 10:28:23AM +0200, Maxime Coquelin wrote:
> > > Indirect descriptors are usually supported by virtio-net devices,
> > > allowing to dispatch a larger
On 09/23/2016 08:06 PM, Michael S. Tsirkin wrote:
> On Fri, Sep 23, 2016 at 08:02:27PM +0200, Maxime Coquelin wrote:
>>
>>
>> On 09/23/2016 05:49 PM, Michael S. Tsirkin wrote:
>>> On Fri, Sep 23, 2016 at 10:28:23AM +0200, Maxime Coquelin wrote:
Indirect descriptors are usually supported by v
On 09/23/2016 05:49 PM, Michael S. Tsirkin wrote:
> On Fri, Sep 23, 2016 at 10:28:23AM +0200, Maxime Coquelin wrote:
>> Indirect descriptors are usually supported by virtio-net devices,
>> allowing to dispatch a larger number of requests.
>>
>> When the virtio device sends a packet using indirect
On Fri, Sep 23, 2016 at 10:28:23AM +0200, Maxime Coquelin wrote:
> Indirect descriptors are usually supported by virtio-net devices,
> allowing to dispatch a larger number of requests.
>
> When the virtio device sends a packet using indirect descriptors,
> only one slot is used in the ring, even f
On Fri, 23 Sep 2016 21:22:23 +0300
"Michael S. Tsirkin" wrote:
> On Fri, Sep 23, 2016 at 08:16:09PM +0200, Maxime Coquelin wrote:
> >
> >
> > On 09/23/2016 08:06 PM, Michael S. Tsirkin wrote:
> > > On Fri, Sep 23, 2016 at 08:02:27PM +0200, Maxime Coquelin wrote:
> > > >
> > > >
> > > > On
Indirect descriptors are usually supported by virtio-net devices,
allowing to dispatch a larger number of requests.
When the virtio device sends a packet using indirect descriptors,
only one slot is used in the ring, even for large packets.
The main effect is to improve the 0% packet loss benchma
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