External/libvirt
1
0
Fork 0
mirror of https://gitlab.com/libvirt/libvirt.git synced 2025-01-22 04:25:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

qemu: domain: Store and restore autoCpuset to status XML

Browse Source 
Decouple them by storing them in the XML separately rather than
regenerating them. This will simplify upcoming fixes.
This commit is contained in:
Peter Krempa 2017-07-12 14:10:34 +02:00
parent 2dda319a9f
commit 95d5601018
2 changed files with 30 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
src/qemu/qemu_domain.c
View File

@ -1765,20 +1765,30 @@ qemuDomainObjPtrivateXMLFormatAutomaticPlacement(virBufferPtr buf,
qemuDomainObjPrivatePtr priv)
{
char *nodeset = NULL;
char *cpuset = NULL;
int ret = -1;
if (!priv->autoNodeset)
if (!priv->autoNodeset && !priv->autoCpuset)
return 0;
if (!(nodeset = virBitmapFormat(priv->autoNodeset)))
if (priv->autoNodeset &&
!((nodeset = virBitmapFormat(priv->autoNodeset))))
goto cleanup;
virBufferAsprintf(buf, "<numad nodeset='%s'/>\n", nodeset);
if (priv->autoCpuset &&
!((cpuset = virBitmapFormat(priv->autoCpuset))))
goto cleanup;
virBufferAddLit(buf, "<numad");
virBufferEscapeString(buf, " nodeset='%s'", nodeset);
virBufferEscapeString(buf, " cpuset='%s'", cpuset);
virBufferAddLit(buf, "/>\n");
ret = 0;
cleanup:
VIR_FREE(nodeset);
VIR_FREE(cpuset);
return ret;
}
@ -1958,28 +1968,39 @@ qemuDomainObjPrivateXMLParseAutomaticPlacement(xmlXPathContextPtr ctxt,
{
virCapsPtr caps = NULL;
char *nodeset;
char *cpuset;
int ret = -1;
nodeset = virXPathString("string(./numad/@nodeset)", ctxt);
cpuset = virXPathString("string(./numad/@cpuset)", ctxt);
if (!nodeset)
if (!nodeset && !cpuset)
return 0;
if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
goto cleanup;
if (virBitmapParse(nodeset, &priv->autoNodeset, caps->host.nnumaCell_max) < 0)
if (nodeset &&
virBitmapParse(nodeset, &priv->autoNodeset, caps->host.nnumaCell_max) < 0)
goto cleanup;
if (!(priv->autoCpuset = virCapabilitiesGetCpusForNodemask(caps,
priv->autoNodeset)))
goto cleanup;
if (cpuset) {
if (virBitmapParse(cpuset, &priv->autoCpuset, VIR_DOMAIN_CPUMASK_LEN) < 0)
goto cleanup;
} else {
/* autoNodeset is present in this case, since otherwise we wouldn't
* reach this code */
if (!(priv->autoCpuset = virCapabilitiesGetCpusForNodemask(caps,
priv->autoNodeset)))
goto cleanup;
}
ret = 0;
cleanup:
virObjectUnref(caps);
VIR_FREE(nodeset);
VIR_FREE(cpuset);
return ret;
}

2
tests/qemuxml2xmltest.c
View File

@ -95,7 +95,7 @@ static const char testStatusXMLPrefixFooter[] =
" <device alias='net0'/>\n"
" <device alias='usb'/>\n"
" </devices>\n"
" <numad nodeset='0-2'/>\n"
" <numad nodeset='0-2' cpuset='1,3'/>\n"
" <libDir path='/tmp'/>\n"
" <channelTargetDir path='/tmp/channel'/>\n";