Re: [Qemu-devel] [PATCH 00/22] QAPI Round 1

[Avi Kivity]

On 03/09/2011 03:12 PM, Anthony Liguori wrote:
> On 03/09/2011 02:51 AM, Avi Kivity wrote:
> > On 03/08/2011 09:19 PM, Anthony Liguori wrote:
> > > > Both the guest and the management agent (and both can listen for 
> > > > events).  I don't see why guest->qemu RPC is problematic for 
> > > > migration - at least when qemu terminates it.
> > >
> > >
> > > If it's terminated in QEMU, it's fine, but then it's not QMP 
> > > anymore.  Let me think about whether there's a way to achieve this 
> > > without a guest->qemu RPC.
> >
> > Why not?
> >
> > { execute: 'write-keystore' arguments: { 'key': 'foo', 'value': 'bar' 
> > } }
>
> This is coming from the guest? 

Yes.

> QMP doesn't do bidirectional RPC today.  It could, but that is a 
> fundamental change in the protocol.

Could use a separate channel for talking to qemu.

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