Re: [Qemu-trivial] [Qemu-devel] [PATCH 1/1] qtest:Fix the bug about disabling vnc causes "make check" hang

[Stefan Hajnoczi <stefanha@redhat.com>]

On Tue, Dec 31, 2013 at 01:19:02AM +0100, Andreas Färber wrote:
> Am 30.12.2013 09:46, schrieb Kewei Yu:
> > When we disabling vnc from "./configure", the qemu can't use the vnc option.
> > So qtest can't use the "vnc -none ", otherwise "make check" will hang.
> > 
> > Signed-off-by: Kewei Yu <keweihk@gmail.com>
> > ---
> >  tests/fdc-test.c |    4 ++++
> >  tests/ide-test.c |   11 ++++++++---
> >  2 files changed, 12 insertions(+), 3 deletions(-)
> > 
> > diff --git a/tests/fdc-test.c b/tests/fdc-test.c
> > index 38b5b17..80dbdfb 100644
> > --- a/tests/fdc-test.c
> > +++ b/tests/fdc-test.c
> > @@ -538,7 +538,11 @@ int main(int argc, char **argv)
> >      /* Run the tests */
> >      g_test_init(&argc, &argv, NULL);
> >  
> > +#ifdef CONFIG_VNC
> >      cmdline = g_strdup_printf("-vnc none ");
> > +#else
> > +    cmdline = NULL;
> > +#endif
> >  
> >      qtest_start(cmdline);
> >      qtest_irq_intercept_in(global_qtest, "ioapic");
> 
> I have already made -display none a default used by all qtests.
> http://git.qemu.org/?p=qemu.git;a=commit;h=2ad645d2854746b55ddfd1d8e951f689cca5d78f
> 
> Is there a reason not to do the same for -vnc none?
> That would consolidate the #ifdef'ery to one central point.

Agreed, let's set -vnc none by default in one place (if enabled by
./configure).

I wonder if we should use -nodefaults too?  That may require adding some
new options to explicitly set up devices used by existing tests.

Stefan