[libvirt] [PATCH v2] virt-aa-helper: Set the supported features

[Peter Krempa]

On Mon, Feb 05, 2018 at 18:39:24 +0530, Shivaprasad bhat wrote:
> Thanks for the reply Peter, Christian
> 
> On Fri, Feb 2, 2018 at 3:21 PM, Peter Krempa <pkrempa at redhat.com> wrote:
> 
> > On Fri, Feb 02, 2018 at 08:14:29 +0100, Christian Ehrhardt wrote:
> > > On Fri, Jan 19, 2018 at 3:55 PM, Shivaprasad G Bhat
> > > <sbhat at linux.vnet.ibm.com> wrote:
> > > > The virt-aa-helper fails to parse the xmls with the memory/cpu
> > > > hotplug features or user assigned aliases. Set the features in
> > > > xmlopt->config for the parsing to succeed.
> > > >
> > > > Signed-off-by: Shivaprasad G Bhat <sbhat at linux.vnet.ibm.com>
> > > > ---
> > > >  src/security/virt-aa-helper.c |    8 +++++++-
> > > >  1 file changed, 7 insertions(+), 1 deletion(-)
> > > >
> > > > diff --git a/src/security/virt-aa-helper.c
> > b/src/security/virt-aa-helper.c
> > > > index f7ccae0..29a459d 100644
> > > > --- a/src/security/virt-aa-helper.c
> > > > +++ b/src/security/virt-aa-helper.c
> > > > @@ -654,6 +654,11 @@ caps_mockup(vahControl * ctl, const char *xmlStr)
> > > >      return rc;
> > > >  }
> > > >
> > > > +virDomainDefParserConfig virAAHelperDomainDefParserConfig = {
> > > > +    .features = VIR_DOMAIN_DEF_FEATURE_MEMORY_HOTPLUG |
> > > > +                VIR_DOMAIN_DEF_FEATURE_OFFLINE_VCPUPIN |
> > > > +                VIR_DOMAIN_DEF_FEATURE_INDIVIDUAL_VCPUS,
> > > > +};
> > >
> > > Sure we can't link against qemu_domain.c to get "the original"
> > > virQEMUDriverDomainDefParserConfig.
> > > But a comment here that the define is essentially taken there might
> > > helpful to later on follow any updates there.
> > >
> > > Also mentioning why exactly you dropped
> > > VIR_DOMAIN_DEF_FEATURE_USER_ALIAS for the same reason.
> >
> 
> The reason being the parsing code just ignores the user specified aliases
> and doesn't fail the parsing if the VIR_DOMAIN_DEF_FEATURE_USER_ALIAS
> feature flag is not set.

Ah, right. Sorry about that, I've only remembered the rest of the flags
which usually end in a parse failure.

In such case, ACK even without any modification currently. We can figure
out the skipping of the parser features later.
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