OASIS Mailing List ArchivesView the OASIS mailing list archive below
or browse/search using MarkMail.


Help: OASIS Mailing Lists Help | MarkMail Help

virtio-dev message

[Date Prev] | [Thread Prev] | [Thread Next] | [Date Next] -- [Date Index] | [Thread Index] | [List Home]

Subject: Re: [Qemu-devel] [virtio-dev] [PATCH v3 0/7] Vhost-pci for inter-VM communication

On Thu, Dec 07, 2017 at 07:54:48AM +0000, Avi Cohen (A) wrote:
> There is already a  virtio mechanism in which 2 VMs assigned a virtio device , are communicating via a veth pair  in the host .
> KVM just passes  a pointer of the page of the writer VM to the reader VM - resulting  in  excellent performance (no vSwitch in the middle)

What exactly do you refer to?

> **Question**:  What is the advantage of vhost-pci compared to this ?
> Best Regards
> Avi

I suspect what's missing in this thread is the original motivation rfc:

[Date Prev] | [Thread Prev] | [Thread Next] | [Date Next] -- [Date Index] | [Thread Index] | [List Home]