Re: [virtio-dev] Re: [PATCH v2 4/5] virtio-mmio: add MSI interrupt feature support

[Jason Wang]

On 2020/2/11 下午10:00, Michael S. Tsirkin wrote:
> > Yes, it can work but it may bring extra effort when you want to mask a
> > vector which is was shared by a lot of queues.
> >
> > Thanks
> masking should be per vq too.
>
> --


Yes, but if the vector is shard by e.g 16 queues, then all those 
virtqueues needs to be masked which is expensive.

Thanks