Re: [Qemu-devel] [PATCH v7 00/23] QMP: out-of-band (OOB) execution support

["Dr. David Alan Gilbert" <dgilbert@redhat.com>]

* Peter Xu (peterx@redhat.com) wrote:
> On Wed, Jan 24, 2018 at 01:39:34PM +0800, Peter Xu wrote:
> > This version should have addressed all comments in previous one, also
> > fixed another race condition after I addressed all the comments (a new
> > race condition introduced by addressing the comments...).  For some
> > more details of the race condition, please see the last entry of
> > change log, and please refer to patch 9 for the code change.
> > 
> > I removed RFC tag from this version.  Please review.  Thanks.
> > 
> > v7:
> > - add some r-bs, and remove some.
> > - remove the chardev fix since already queued by Paolo
> > - use local var in qemu_chr_fe_add_watch [Stefan]
> > - move doc patch to front, mention it in some patches [Eric]
> > - Quite a few of English fixes [Eric]
> > - fix unlock missing in handle_qmp_command [Stefan]
> > - squash some patches according to the review comments
> > - don't break gdbserver usage on HMP non-interactive mode by fixing up
> >   the suspend/resume logic [Fam, Stefan]
> > - move the qemu_chr_fe_set_handlers() call in monitor_init() into a
> >   bottom half to avoid race between the call itself and
> >   iothread. [Stefan]
> > - spent quite a lot of time debugging another assertion failure in
> >   io_watch_poll_finalize() after above change is made (ouch! I really
> >   hoped we always have the latest glib): when QEMU inits chardevs in
> >   chardev_init_func() it's possible that QEMU registers the chardev
> >   handlers there, even before CharBackend is connected to that chardev
> >   in monitor_init().  Then, when we reach monitor_init() we must make
> >   sure we unregister that old one first, or there can have one orphan
> >   GSource still in default gcontext (note that this can really happen
> >   when we start to use QEMUBH to setup chardev frontends, which is
> >   above change).
> 
> Online repository updated for v7:
> 
>   https://github.com/xzpeter/qemu/tree/monitor-oob

This version seems to have fixed the problem I had where after an error
I couldn't reconnect (the one I mentioned on the 12th).

Dave

> Thanks,
> 
> -- 
> Peter Xu
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK