[libvirt] [PATCH 7/7] qemu: process: Wire up ACPI OST events to notify users of failed memory unplug

[Peter Krempa]

On Tue, Apr 12, 2016 at 20:13:47 -0400, Cole Robinson wrote:
> On 04/05/2016 11:09 AM, Peter Krempa wrote:
> > Since qemu is now able to notify us that the guest rejected the memory
> > unplug operation we can relay this to the user and make the API fail
> > right away.
> > 
> > Additionally document the possible values from the ACPI docs for future
> > reference.
> > 
> > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1320447
> 
> ACK, nice series. So do the ACPI bits give us info about any other device
> hotplug failures that can be added later? Or is this only for memory hotplug?

AFAIK qemu does not currently emit that event for anything besides
memory devices. It would be really cool and we will be prepared for the
moment if they start emit IT. According to the ACPI specs it should be
possible.

Peter
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