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qemu: process: Disallow VMs with 0 vcpus

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Counterintuitively the user would end up with a VM with maximum number
of vCPUs available.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1290324
This commit is contained in:
Peter Krempa 2016-01-06 16:27:45 +01:00
parent adca15cf15
commit b3c91b8a50
1 changed files with 6 additions and 0 deletions
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6
src/qemu/qemu_process.c
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@ -3897,6 +3897,12 @@ qemuValidateCpuCount(virDomainDefPtr def,
{
unsigned int maxCpus = virQEMUCapsGetMachineMaxCpus(qemuCaps, def->os.machine);
if (virDomainDefGetVcpus(def) == 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Domain requires at least 1 vCPU"));
return -1;
}
if (maxCpus > 0 && virDomainDefGetVcpusMax(def) > maxCpus) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Maximum CPUs greater than specified machine type limit"));