Re: [PATCH 0/3] qemu: Don't call qemuMonitorGetCPUInfo to update vCPU halted state

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On Mon, Nov 21, 2016 at 17:14:42 +0100, Viktor Mihajlovski wrote:
> On 21.11.2016 16:30, Peter Krempa wrote:
> > The original implementation reused qemuMonitorGetCPUInfo to update the halted
> > state. The function is very complex and should not be called all the time just
> > to update a trivial parameter.
> > 
> > Add infrastructure to properly update the state without the need to match in
> > hotplug parameters.
> > 
> > Peter Krempa (3):
> >   qemu: monitor: Extract qemu cpu id along with other data
> >   qemu: monitor: Extract halted state to a bitmap indexed by cpu id
> >   qemu: domain:  Refresh vcpu halted state using qemuMonitorGetCpuHalted
> > 
> >  src/qemu/qemu_domain.c       | 20 ++++++++------------
> >  src/qemu/qemu_domain.h       |  1 +
> >  src/qemu/qemu_monitor.c      | 40 ++++++++++++++++++++++++++++++++++++++++
> >  src/qemu/qemu_monitor.h      |  3 +++
> >  src/qemu/qemu_monitor_json.c |  3 +++
> >  src/qemu/qemu_monitor_text.c | 11 +++++++++++
> >  tests/qemumonitorjsontest.c  |  8 ++++----
> >  7 files changed, 70 insertions(+), 16 deletions(-)
> > 
> Could you please hold off pushing? I've just run a sniff test on s390x
> and see erratic values for halted. I'll try to investigate and get back
> to you.

I've already pushed it. The hiccup might be in the fallback code that
does not remember correctly the cpu numbers as reported by qemu.

I'll post patches if it's so.

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