Re: [PATCH 7/9] qemuDomainAttachDeviceConfig: Allow redirdev coldplug

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On Fri, Jun 10, 2016 at 15:11:02 +0200, Michal Privoznik wrote:
> On 10.06.2016 10:57, Peter Krempa wrote:
> > On Thu, Jun 09, 2016 at 17:02:42 +0200, Michal Privoznik wrote:
> >> This is really simple, we just need to append the device into the
> >> domain def and that's it.
> >>
> >> Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
> >> ---
> >>  src/qemu/qemu_driver.c | 10 +++++++++-
> >>  1 file changed, 9 insertions(+), 1 deletion(-)
> >>
> >> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> >> index d7b65f1..0baf2c8 100644
> >> --- a/src/qemu/qemu_driver.c
> >> +++ b/src/qemu/qemu_driver.c
> > 
> > [...]
> > 
> >> @@ -7909,6 +7910,14 @@ qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef,
> >>          dev->data.memory = NULL;
> >>          break;
> >>  
> >> +    case VIR_DOMAIN_DEVICE_REDIRDEV:
> >> +        redirdev = dev->data.redirdev;
> >> +
> > 
> >  You need to check here that the VM has USB controllers defined.
> >  Otherwise loading of the resulting XML file will fail as there's a check
> >  in the parser.
> 
> I don't think I need to. I mean, qemuDomainAttachDeviceConfig() is
> called only from qemuDomainAttachDeviceFlags(). Here, user given XML is
> parsed by virDomainDeviceDefParse() which at its very end calls
> virDomainDeviceDefValidate() which in turn calls
> virDomainDeviceDefValidateInternal(). That brings us to patch 02/09
> where I'm changing virDomainDeviceDefValidateInternal() so that it
> validates redirdevs too.
> 
> Or have I missed something?

Erm. Apparently I forgot about the patches that I've pushed a few days
ago.

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