Re: [PATCH v2 0/3] python/qemu/machine: fix potential hang in QMP accept

["Daniel P. Berrangé" <berrange@redhat.com>]

On Mon, Jul 25, 2022 at 03:23:26PM +0400, Marc-André Lureau wrote:
> Hi
> 
> On Fri, Jul 1, 2022 at 2:51 AM John Snow <jsnow@redhat.com> wrote:
> 
> > On Thu, Jun 30, 2022 at 8:34 AM <marcandre.lureau@redhat.com> wrote:
> > >
> > > From: Marc-André Lureau <marcandre.lureau@redhat.com>
> > >
> > > Hi,
> > >
> > > As reported earlier by Richard Henderson ("virgl avocado hang" thread),
> > avocado
> > > tests may hang when QEMU exits before the QMP connection is established.
> > >
> > > v2:
> > >  - use a socketpair() for QMP (instead of async concurrent code from v1)
> > as
> > >    suggested by Daniel Berrange.
> > >  - should not regress (hopefully)
> > >
> > > Marc-André Lureau (3):
> > >   python/qmp/protocol: add open_with_socket()
> > >   python/qmp/legacy: make QEMUMonitorProtocol accept a socket
> > >   python/qemu/machine: use socketpair() for QMP by default
> > >
> > >  python/qemu/machine/machine.py | 24 ++++++++++++++++--------
> > >  python/qemu/qmp/legacy.py      | 18 +++++++++++++++---
> > >  python/qemu/qmp/protocol.py    | 25 ++++++++++++++++++++-----
> > >  3 files changed, 51 insertions(+), 16 deletions(-)
> > >
> > > --
> > > 2.37.0.rc0
> > >
> >
> > For anything that touches python/qemu/qmp/*, may I please ask that you
> > submit them to https://gitlab.com/qemu-project/python-qemu-qmp ?
> >
> >
> Ok
> 
> 
> > (I'll review them in the meantime on-list just in the interest of
> > moving things along.)
> >
> 
> I was waiting for a review before updating the patches / moving to
> python-qemu-qmp.

This code looks decent to me

  Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

With regards,
Daniel
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