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qemu: conf: Reject memory device if it would exceed configured max size

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If the added memory device would exceed the maximum memory size, reject
it.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1216046
This commit is contained in:
Peter Krempa 2015-04-28 16:23:05 +02:00
parent ebe0bd5590
commit 406944e476
1 changed files with 11 additions and 0 deletions
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11
src/conf/domain_conf.c
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@ -21661,6 +21661,17 @@ virDomainDefCompatibleDevice(virDomainDefPtr def,
return -1;
}
if (dev->type == VIR_DOMAIN_DEVICE_MEMORY) {
unsigned long long sz = dev->data.memory->size;
if ((virDomainDefGetMemoryActual(def) + sz) > def->mem.max_memory) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Attaching memory device with size '%llu' would "
"exceed domain's maxMemory config"), sz);
return -1;
}
}
return 0;
}