Re: [Xen-devel] [RFC v2 8/9] HACK libxl_exec: Check QEMU status via QMP instead of xenstore

[Ian Jackson <ian.jackson@xxxxxxxxxx>]

Anthony PERARD writes ("Re: [RFC v2 8/9] HACK libxl_exec: Check QEMU status via 
QMP instead of xenstore"):
> But, with the to be release QEMU 2.12, there is a new interface that
> allow to pre-open a socket:
>   -chardev socket,fd=?
> See 
> https://git.qemu.org/?p=qemu.git;a=commit;h=0935700f8544033ebbd41e1f13cd528f8a58d24d
> 
> With that, we could open our usual "/var/run/xen/qmp-libxl-$domid"
> socket for QEMU. That would work when the retricted fonctionnality is
> also available. But that cann't be use unconditionnaly.

Right.

It's a bit ugly having two methods but that's the price of
compatibility.

Ian.

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