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.

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

Thanks