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qemu_process: Prefer generic qemuMonitorGetGuestCPU 

When updating guest CPU definition according to the vCPU actually
created by QEMU, we want to use the generic qemuMonitorGetGuestCPU to
get both CPUID and MSR features.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Jiri Denemark 2019-06-17 23:38:46 +02:00
parent cc6d6b3cb9
commit 63acb7bfd5
1 changed files with 22 additions and 2 deletions
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22
src/qemu/qemu_process.c
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@ -4128,6 +4128,16 @@ qemuProcessVerifyCPUFeatures(virDomainDefPtr def,
}
static const char *
qemuProcessTranslateCPUFeatures(const char *name,
void *opaque)
{
virQEMUCapsPtr qemuCaps = opaque;
return virQEMUCapsCPUFeatureFromQEMU(qemuCaps, name);
}
static int
qemuProcessFetchGuestCPU(virQEMUDriverPtr driver,
virDomainObjPtr vm,
@ -4138,18 +4148,28 @@ qemuProcessFetchGuestCPU(virQEMUDriverPtr driver,
qemuDomainObjPrivatePtr priv = vm->privateData;
virCPUDataPtr dataEnabled = NULL;
virCPUDataPtr dataDisabled = NULL;
bool generic;
int rc;
*enabled = NULL;
*disabled = NULL;
if (!ARCH_IS_X86(vm->def->os.arch))
generic = virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_CPU_UNAVAILABLE_FEATURES);
if (!generic && !ARCH_IS_X86(vm->def->os.arch))
return 0;
if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
goto error;
if (generic) {
rc = qemuMonitorGetGuestCPU(priv->mon,
vm->def->os.arch,
qemuProcessTranslateCPUFeatures, priv->qemuCaps,
&dataEnabled, &dataDisabled);
} else {
rc = qemuMonitorGetGuestCPUx86(priv->mon, &dataEnabled, &dataDisabled);
}
if (qemuDomainObjExitMonitor(driver, vm) < 0)
goto error;