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From: | Hu Yaohui |
Subject: | Re: [Qemu-devel] Virtio Polling Mode |
Date: | Tue, 1 Oct 2013 00:48:43 -0400 |
On Mon, Sep 30, 2013 at 2:00 PM, Hu Yaohui <address@hidden> wrote:
Hi Anthony,Thanks for your reply! Could you please be more specific about this? Which flag,You should read the virtio spec. It's all clearly spelled out there.where can I find the research projects and papers that has virtio ,especiall virtio-blk, working in polling mode.
Look for papers on the ELVIS project.
Regards,
Anthony Liguori
Thanks for your time!Best Wishes,Yaohui HuOn Sat, Sep 28, 2013 at 8:54 AM, Anthony Liguori <address@hidden> wrote:
Regards,There have been multiple research projects/papers that have experimented with polling.Hi Yaohui,Yes, there is a flag associated both with the used and the avail rings to disable notifications. This can be used to implement polling.
Anthony LiguoriOn Fri, Sep 27, 2013 at 1:56 PM, Hu Yaohui <address@hidden> wrote:
Hi All,I am wondering whether virtio has provided polling mode already. Instead of sending a event from guest to host through eventfd on guest side and inject an interrupt into guest on host side to notify each other? Could both sides keep polling the Vring to communicate with each other?Thanks for your time!Best Wishes,Yaohui
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