On Tue, Feb 03, 2026 at 02:56:19PM +0100, Eugenio Perez Martin wrote:
> On Tue, Feb 3, 2026 at 2:40 PM Michael S. Tsirkin <[email protected]> wrote:
> >
> > On Thu, Nov 06, 2025 at 09:04:46AM +0100, Eugenio Perez Martin wrote:
> > > On Wed, Oct 29, 2025 at 1:50 PM Wafer Xie <[email protected]> wrote:
> > > >
> > > > When stopping a vhost-vdpa device, only the first queue pair is marked 
> > > > as suspended,
> > > > while the remaining queues are not updated to the suspended state.
> > > > As a result, when stopping a multi-queue vhost-vdpa device,
> > > > the following error message will be printed.
> > > >
> > > > qemu-system-x86_64:vhost VQ 2 ring restore failed: -1: Operation not 
> > > > permitted (1)
> > > >
> > > > qemu-system-x86_64:vhost VQ 3 ring restore failed: -1: Operation not 
> > > > permitted (1)
> > > >
> > > > Fixes: b6662cb7 ("vdpa: add vhost_vdpa->suspended parameter")
> > > >
> > > > Signed-off-by: Wafer Xie <[email protected]>
> > > > ---
> > > >  hw/virtio/vhost-vdpa.c | 2 +-
> > > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > >
> > > > diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
> > > > index 7061b6e1a3..2d5e6aca74 100644
> > > > --- a/hw/virtio/vhost-vdpa.c
> > > > +++ b/hw/virtio/vhost-vdpa.c
> > > > @@ -1481,7 +1481,7 @@ static int vhost_vdpa_get_vring_base(struct 
> > > > vhost_dev *dev,
> > > >          return 0;
> > > >      }
> > > >
> > > > -    if (!v->suspended) {
> > > > +    if (!v->suspended && vhost_vdpa_first_dev(dev)) {
> > >
> > > I'm sorry I missed this fix!
> > >
> > > Good catch, thank you very much! But the right fix is to move
> > > v->suspended to v->shared, and then all the vhost_vdpa devices cannot
> > > have different suspended states.
> > >
> > > Apart from that, please include the tag
> > >
> > > Fixes: 0bb302a9960a ("vdpa: add vhost_vdpa_suspend")
> > >
> > > In the patch description.
> > >
> > > Thanks!
> >
> >
> > Eugenio do you want to post the fix?
> >
> 
> Wafer posted it some time ago, but I realize now it was posted with a
> different subject:
> 
> https://mail.gnu.org/archive/html/qemu-devel/2025-11/msg02947.html


Oh right that one is tagged. Thanks!


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