Re: The status about vhost-net on kvm-arm?

[Eric Auger <eric.auger@linaro.org>]

On 08/12/2014 04:41 AM, Li Liu wrote:
> Hi all,
> 
> Is anyone there can tell the current status of vhost-net on kvm-arm?
> 
> Half a year has passed from Isa Ansharullah asked this question:
> http://www.spinics.net/lists/kvm-arm/msg08152.html
> 
> I have found two patches which have provided the kvm-arm support of
> eventfd and irqfd:
> 
> 1) [RFC PATCH 0/4] ARM: KVM: Enable the ioeventfd capability of KVM on ARM
> http://lists.gnu.org/archive/html/qemu-devel/2014-01/msg01770.html
> 
> 2) [RFC,v3] ARM: KVM: add irqfd and irq routing support
> https://patches.linaro.org/32261/

Hi Li,

The patch below uses Paul Mackerras' work and removed usage of GSI
routing table. It is a simpler alternative to 2)
http://www.spinics.net/lists/kvm/msg106535.html

> 
> And there's a rough patch for qemu to support eventfd from Ying-Shiuan Pan:
> 
> [Qemu-devel] [PATCH 0/4] ioeventfd support for virtio-mmio
> https://lists.gnu.org/archive/html/qemu-devel/2014-02/msg00715.html
> 
> But there no any comments of this patch. And I can found nothing about qemu
> to support irqfd. Do I lost the track?

Actually I am using irqfd in QEMU VFIO Platform device
https://lists.nongnu.org/archive/html/qemu-devel/2014-08/msg01455.html

Best Regards

Eric

> 
> If nobody try to fix it. We have a plan to complete it about virtio-mmio
> supporing irqfd and multiqueue.
> 
> 
> 
> 
> 
> 
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