On 3/27/24 17:42, Jason Wang wrote:
On Wed, Mar 27, 2024 at 3:35 PM Gavin Shan wrote:
On 3/27/24 14:08, Gavin Shan wrote:
On 3/27/24 12:44, Jason Wang wrote:
On Wed, Mar 27, 2024 at 10:34 AM Jason Wang wrote:
On Wed, Mar 27, 2024 at 7:39 AM Gavin Shan wrote:
A smp_rmb() has been missed
On 3/27/24 22:07, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2024 at 09:38:45AM +1000, Gavin Shan wrote:
A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
Will Deacon . Otherwise, it's not ensured the
available ring entries pushed by guest can be observed by vhost
in time,
On Wed, Mar 27, 2024 at 09:38:45AM +1000, Gavin Shan wrote:
> A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
> Will Deacon . Otherwise, it's not ensured the
> available ring entries pushed by guest can be observed by vhost
> in time, leading to stale available ring entries
On Wed, Mar 27, 2024 at 3:35 PM Gavin Shan wrote:
>
> On 3/27/24 14:08, Gavin Shan wrote:
> > On 3/27/24 12:44, Jason Wang wrote:
> >> On Wed, Mar 27, 2024 at 10:34 AM Jason Wang wrote:
> >>> On Wed, Mar 27, 2024 at 7:39 AM Gavin Shan wrote:
>
> A smp_rmb() has been missed in
On 3/27/24 14:08, Gavin Shan wrote:
On 3/27/24 12:44, Jason Wang wrote:
On Wed, Mar 27, 2024 at 10:34 AM Jason Wang wrote:
On Wed, Mar 27, 2024 at 7:39 AM Gavin Shan wrote:
A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
Will Deacon . Otherwise, it's not ensured the
On 3/27/24 12:44, Jason Wang wrote:
On Wed, Mar 27, 2024 at 10:34 AM Jason Wang wrote:
On Wed, Mar 27, 2024 at 7:39 AM Gavin Shan wrote:
A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
Will Deacon . Otherwise, it's not ensured the
available ring entries pushed by guest can
On Wed, Mar 27, 2024 at 10:34 AM Jason Wang wrote:
>
> On Wed, Mar 27, 2024 at 7:39 AM Gavin Shan wrote:
> >
> > A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
> > Will Deacon . Otherwise, it's not ensured the
> > available ring entries pushed by guest can be observed by vhost
On Wed, Mar 27, 2024 at 7:39 AM Gavin Shan wrote:
>
> A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
> Will Deacon . Otherwise, it's not ensured the
> available ring entries pushed by guest can be observed by vhost
> in time, leading to stale available ring entries fetched by
A smp_rmb() has been missed in vhost_vq_avail_empty(), spotted by
Will Deacon . Otherwise, it's not ensured the
available ring entries pushed by guest can be observed by vhost
in time, leading to stale available ring entries fetched by vhost
in vhost_get_vq_desc(), as reported by Yihuang Yu on
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