Re: [Qemu-devel] Virtio-9p

[Greg Kurz]

On Wed, 30 Mar 2016 16:27:48 +0200
Pradeep Kiruvale <address@hidden> wrote:

> Hi Greg,
> 

Hi Pradeep,

> Thanks for the reply.
> 
> Let me put it this way, virtio-blk-pci is used for block IO on the devices
> shared between the guest and the host.

I don't really understand the "devices shared between the guest and the
host" wording... virtio-blk-pci exposes a virtio-blk device through PCI
to the guest. The virtio-blk device can be backed by a file or a block
device from the host.

> Here I want to share the file and have QoS between the guests. So I am
> using the Virtio-9p-pci.
> 

What file ?

> Basically I want to have QoS for virtio-9p-pci.
> 

Can you provide a more detailed scenario on the result you want to reach ?

> Regards,
> Pradeep
> 

Cheers.

--
Greg

> On 30 March 2016 at 16:13, Greg Kurz <address@hidden> wrote:
> 
> > On Wed, 30 Mar 2016 14:10:38 +0200
> > Pradeep Kiruvale <address@hidden> wrote:
> >
> > > Hi All,
> > >
> > > Is virtio-9p-pci device only supports the fsdev deices? I am trying to
> > use
> > > -drive option for applying QoS for block device using Virtio-9p-pci
> > device,
> > > but failing to create/add a device other than fsdev. Can you please help
> > me
> > > on this?
> > >
> > > Regards,
> > > Pradeep
> >
> > Hi Pradeep,
> >
> > Not sure to catch what you want to do but I confirm that virti-9p-pci only
> > supports
> > fsdev... if you want a block device, why don't you use virtio-blk-pci ?
> >
> > Cheers.
> >
> > --
> > Greg
> >
> >