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Subject: Re: [virtio-dev] [PATCH 0/1] Add multiple IRQs support for virtio-mmio

Hi Pawel,

On 2014/11/11 2:47, Pawel Moll wrote:
> Hello,
> On Mon, 2014-11-10 at 03:55 +0000, Shannon Zhao wrote:
>> Some platforms such as arm which uses virtio-mmio instead of
>> virtio-pci, can assign multiple IRQs for virtio-mmio by 
>> connecting multiple IRQ Lines between virtio-mmio and GIC.
>> So it could use vhost-net with irqfd and multiqueue with 
>> Multi-IRQs capability instead of MSI-X capability.
>> The guest driver for virtio-mmio requesting Multi-IRQs is 
>> already sent to the kernel mailing list, pls refer to:
>> - virtio-mmio: support for multiple irqs
>> http://www.spinics.net/lists/kernel/msg1858860.html
> I've missed your patch on the visualisation list - sorry, my bad. I'll
> have a look at it tomorrow, stay tuned.
Thank you :)

> As to the changes in the standard, in order to have anything accepted,
> you'll have to post it as "official" comments, which will involve
> accepting licensing terms and other legal nuisances:
> https://www.oasis-open.org/committees/comments/index.php?wg_abbrev=virtio
> Note that Paul Mundt of Huawei is a member of the committee, so you may
> try to rely his changes through him, if it's easier.

I already have a contact with Paul. About this we'll continue to discuss.


> Either way, thanks for your feedback!
> Pawel
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