bool
virDomainNumaCheckABIStability(virDomainNumaPtr src,
virDomainNumaPtr tgt)
{
size_t i;
if (virDomainNumaGetNodeCount(src) != virDomainNumaGetNodeCount(tgt)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Target NUMA node count '%zu' doesn't match "
"source '%zu'"),
virDomainNumaGetNodeCount(tgt),
virDomainNumaGetNodeCount(src));
return false;
}
for (i = 0; i < virDomainNumaGetNodeCount(src); i++) {
if (virDomainNumaGetNodeMemorySize(src, i) !=
virDomainNumaGetNodeMemorySize(tgt, i)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Size of target NUMA node %zu (%llu) doesn't "
"match source (%llu)"), i,
virDomainNumaGetNodeMemorySize(tgt, i),
virDomainNumaGetNodeMemorySize(src, i));
return false;
}
if (!virBitmapEqual(virDomainNumaGetNodeCpumask(src, i),
virDomainNumaGetNodeCpumask(tgt, i))) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Processor mask of target NUMA node %zu doesn't "
"match source"), i);
return false;
}
}
return true;
}
int
virDomainNumaDefCPUFormat(virBufferPtr buf,
virDomainNumaPtr def)
{
virNumaMemAccess memAccess;
char *cpustr;
size_t ncells = virDomainNumaGetNodeCount(def);
size_t i;
if (ncells == 0)
return 0;
virBufferAddLit(buf, "<numa>\n");
virBufferAdjustIndent(buf, 2);
for (i = 0; i < ncells; i++) {
memAccess = virDomainNumaGetNodeMemoryAccessMode(def, i);
if (!(cpustr = virBitmapFormat(virDomainNumaGetNodeCpumask(def, i))))
return -1;
virBufferAddLit(buf, "<cell");
virBufferAsprintf(buf, " id='%zu'", i);
virBufferAsprintf(buf, " cpus='%s'", cpustr);
virBufferAsprintf(buf, " memory='%llu'",
virDomainNumaGetNodeMemorySize(def, i));
virBufferAddLit(buf, " unit='KiB'");
if (memAccess)
virBufferAsprintf(buf, " memAccess='%s'",
virNumaMemAccessTypeToString(memAccess));
virBufferAddLit(buf, "/>\n");
VIR_FREE(cpustr);
}
virBufferAdjustIndent(buf, -2);
virBufferAddLit(buf, "</numa>\n");
return 0;
}
int
virDomainNumaDefCPUFormatXML(virBufferPtr buf,
virDomainNumaPtr def)
{
virDomainMemoryAccess memAccess;
virTristateBool discard;
char *cpustr;
size_t ncells = virDomainNumaGetNodeCount(def);
size_t i;
if (ncells == 0)
return 0;
virBufferAddLit(buf, "<numa>\n");
virBufferAdjustIndent(buf, 2);
for (i = 0; i < ncells; i++) {
int ndistances;
memAccess = virDomainNumaGetNodeMemoryAccessMode(def, i);
discard = virDomainNumaGetNodeDiscard(def, i);
if (!(cpustr = virBitmapFormat(virDomainNumaGetNodeCpumask(def, i))))
return -1;
virBufferAddLit(buf, "<cell");
virBufferAsprintf(buf, " id='%zu'", i);
virBufferAsprintf(buf, " cpus='%s'", cpustr);
virBufferAsprintf(buf, " memory='%llu'",
virDomainNumaGetNodeMemorySize(def, i));
virBufferAddLit(buf, " unit='KiB'");
if (memAccess)
virBufferAsprintf(buf, " memAccess='%s'",
virDomainMemoryAccessTypeToString(memAccess));
if (discard)
virBufferAsprintf(buf, " discard='%s'",
virTristateBoolTypeToString(discard));
ndistances = def->mem_nodes[i].ndistances;
if (ndistances == 0) {
virBufferAddLit(buf, "/>\n");
} else {
size_t j;
virDomainNumaDistancePtr distances = def->mem_nodes[i].distances;
virBufferAddLit(buf, ">\n");
virBufferAdjustIndent(buf, 2);
virBufferAddLit(buf, "<distances>\n");
virBufferAdjustIndent(buf, 2);
for (j = 0; j < ndistances; j++) {
if (distances[j].value) {
virBufferAddLit(buf, "<sibling");
virBufferAsprintf(buf, " id='%d'", distances[j].cellid);
virBufferAsprintf(buf, " value='%d'", distances[j].value);
virBufferAddLit(buf, "/>\n");
}
}
virBufferAdjustIndent(buf, -2);
virBufferAddLit(buf, "</distances>\n");
virBufferAdjustIndent(buf, -2);
virBufferAddLit(buf, "</cell>\n");
}
VIR_FREE(cpustr);
}
virBufferAdjustIndent(buf, -2);
virBufferAddLit(buf, "</numa>\n");
return 0;
}
