> To: Liu, Yong ; m...@redhat.com; Bie, Tiwei
> > >
> > > Cc: virtualization@lists.linux-foundation.org
> > > Subject: Re: [PATCH] virtio_ring: fix packed ring event may missing
> > >
> > >
> > > On 2019/10/22 下午2:48, Liu, Yong wrote:
> &g
On Tue, Oct 22, 2019 at 01:10:04AM +0800, Marvin Liu wrote:
> When callback is delayed, virtio expect that vhost will kick when
> rolling over event offset. Recheck should be taken as used index may
> exceed event offset between status check and driver event update.
>
> However, it is possible tha
On Fri, Oct 25, 2019 at 06:53:55AM -0400, Michael S. Tsirkin wrote:
> On Tue, Oct 22, 2019 at 01:10:04AM +0800, Marvin Liu wrote:
> > When callback is delayed, virtio expect that vhost will kick when
> > rolling over event offset. Recheck should be taken as used index may
> > exceed event offset be
On Fri, Oct 25, 2019 at 05:32:49AM -0400, Michael S. Tsirkin wrote:
> On Tue, Oct 22, 2019 at 01:10:04AM +0800, Marvin Liu wrote:
> > When callback is delayed, virtio expect that vhost will kick when
> > rolling over event offset. Recheck should be taken as used index may
> > exceed event offset be
On Tue, Oct 22, 2019 at 01:10:04AM +0800, Marvin Liu wrote:
> When callback is delayed, virtio expect that vhost will kick when
> rolling over event offset. Recheck should be taken as used index may
> exceed event offset between status check and driver event update.
>
> However, it is possible tha
On Tue, Oct 22, 2019 at 01:10:04AM +0800, Marvin Liu wrote:
> When callback is delayed, virtio expect that vhost will kick when
> rolling over event offset. Recheck should be taken as used index may
> exceed event offset between status check and driver event update.
>
> However, it is possible tha
Subject: Re: [PATCH] virtio_ring: fix packed ring event may missing
On 2019/10/22 上午1:10, Marvin Liu wrote:
When callback is delayed, virtio expect that vhost will kick when
rolling over event offset. Recheck should be taken as used index may
exceed event offset between status check and driver
: [PATCH] virtio_ring: fix packed ring event may missing
On 2019/10/22 上午1:10, Marvin Liu wrote:
When callback is delayed, virtio expect that vhost will kick when
rolling over event offset. Recheck should be taken as used index may
exceed event offset between status check and driver event update
On 2019/10/22 上午1:10, Marvin Liu wrote:
When callback is delayed, virtio expect that vhost will kick when
rolling over event offset. Recheck should be taken as used index may
exceed event offset between status check and driver event update.
However, it is possible that flags was not modified if