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conf: Add helper to retrieve bitmap of active vcpus for a definition
In some cases it may be better to have a bitmap representing state of individual vcpus rather than iterating the definition. The new helper creates a bitmap representing the state from the domain definition.
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@ -1374,6 +1374,30 @@ virDomainDefGetVcpus(const virDomainDef *def)
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}
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/**
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* virDomainDefGetOnlineVcpumap:
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* @def: domain definition
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*
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* Returns a bitmap representing state of individual vcpus.
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*/
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virBitmapPtr
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virDomainDefGetOnlineVcpumap(const virDomainDef *def)
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{
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virBitmapPtr ret = NULL;
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size_t i;
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if (!(ret = virBitmapNew(def->maxvcpus)))
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return NULL;
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for (i = 0; i < def->maxvcpus; i++) {
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if (def->vcpus[i].online)
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ignore_value(virBitmapSetBit(ret, i));
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}
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return ret;
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}
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virDomainVcpuInfoPtr
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virDomainDefGetVcpu(virDomainDefPtr def,
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unsigned int vcpu)
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@ -2358,6 +2358,7 @@ bool virDomainDefHasVcpusOffline(const virDomainDef *def);
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unsigned int virDomainDefGetVcpusMax(const virDomainDef *def);
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int virDomainDefSetVcpus(virDomainDefPtr def, unsigned int vcpus);
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unsigned int virDomainDefGetVcpus(const virDomainDef *def);
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virBitmapPtr virDomainDefGetOnlineVcpumap(const virDomainDef *def);
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virDomainVcpuInfoPtr virDomainDefGetVcpu(virDomainDefPtr def, unsigned int vcpu)
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ATTRIBUTE_RETURN_CHECK;
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@ -217,6 +217,7 @@ virDomainDefFree;
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virDomainDefGetDefaultEmulator;
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virDomainDefGetMemoryActual;
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virDomainDefGetMemoryInitial;
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virDomainDefGetOnlineVcpumap;
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virDomainDefGetSecurityLabelDef;
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virDomainDefGetVcpu;
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virDomainDefGetVcpus;
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