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[Qemu-devel] RE: Vhost support
From: |
Liu Yu-B13201 |
Subject: |
[Qemu-devel] RE: Vhost support |
Date: |
Mon, 21 Feb 2011 11:41:39 +0000 |
> -----Original Message-----
> From: Michael S. Tsirkin [mailto:address@hidden
> Sent: Monday, February 21, 2011 7:22 PM
> To: Liu Yu-B13201
> Cc: address@hidden; Yoder Stuart-B08248
> Subject: Re: Vhost support
>
> On Mon, Feb 21, 2011 at 11:13:33AM +0000, Liu Yu-B13201 wrote:
> >
> > Hello everyone,
> >
> > Does anyone know the status of vhost in upstream qemu?
> > We would like to try vhost with kvm on powerpc e500v2 platform,
> > but obviously, powerpc kvm only works with upstream qemu.
> >
> > KVM wike page says it needs to enable CONFIG_PCI_MSI for
> guest kernel.
> > Is MSI a necessary?
> >
> > Thanks,
> > Yu
>
> At the moment, yes.
> The issue is not with vhost, it's that irqfd in kvm
> only works with MSI at the moment.
>
Hi Michael,
Thanks for your answer.
But I don't find MSI or irqfd support in upstream qemu.
Does it mean upstream qemu not support virtio/vhost for now?
Thanks,
Yu