libxl: domcaps: fill in explicit supported BOOL_NO

None of the <feature> bits are supported, and the <loader> piece
is only conditionally supported
Acked-by: NMichal Privoznik <mprivozn@redhat.com>
Signed-off-by: NCole Robinson <crobinso@redhat.com>

src/libxl/libxl_capabilities.c

@@ -604,6 +604,7 @@ libxlMakeDomainOSCaps(const char *machine,
     size_t i;
 
     os->supported = VIR_TRISTATE_BOOL_YES;
+    capsLoader->supported = VIR_TRISTATE_BOOL_NO;
 
     if (STREQ(machine, "xenpv") || STREQ(machine, "xenpvh"))
         return 0;
@@ -773,6 +774,11 @@ libxlMakeDomainCapabilities(virDomainCapsPtr domCaps,
         libxlMakeDomainDeviceHostdevCaps(hostdev) < 0)
         return -1;
 
+    domCaps->iothreads = VIR_TRISTATE_BOOL_NO;
+    domCaps->vmcoreinfo = VIR_TRISTATE_BOOL_NO;
+    domCaps->genid = VIR_TRISTATE_BOOL_NO;
+    domCaps->gic.supported = VIR_TRISTATE_BOOL_NO;
+
     return 0;
 }