Re: [PATCH 0/4] Shadow VirtQueue event index support

[Jason Wang]

在 2022/10/27 04:58, Michael S. Tsirkin 写道:
> On Thu, Oct 20, 2022 at 05:52:47PM +0200, Eugenio Pérez wrote:
> > Event idx helps to reduce the number of notifications between the device
> > and the driver. It allows them to specify an index on the circular
> > descriptors rings where to issue the notification, instead of a single
> > binary indicator.
> >
> > Adding support for SVQ.
>
> Jason seems to be taking this through net
>
> Reviewed-by: Michael S. Tsirkin <mst@redhat.com>


Ok, I've queued this.

Eugenio, please post the fix for endian on top.

Thanks


> > These patches are sent on top of [1] series, so trivial conflicts could arise
> > if it is applied directly on master. Future versions can be not based on
> > it is more convenient.
> >
> > [1] https://lists.nongnu.org/archive/html/qemu-devel/2022-10/msg03280.html
> >
> > Eugenio Pérez (4):
> >    vhost: allocate event_idx fields on vring
> >    vhost: toggle device callbacks using used event idx
> >    vhost: use avail event idx on vhost_svq_kick
> >    vhost: Accept event idx flag
> >
> >   hw/virtio/vhost-shadow-virtqueue.c | 39 ++++++++++++++++++++++++------
> >   1 file changed, 31 insertions(+), 8 deletions(-)
> >
> > --
> > 2.31.1