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cpu_x86: Introduce virCPUx86FeatureFilter*MSR
This functions may be used as a virCPUDefFeatureFilter callbacks for virCPUDefCheckFeatures, virCPUDefFilerFeatures, and similar functions to select (virCPUx86FeatureFilterSelectMSR) or drop (virCPUx86FeatureFilterDropMSR) features reported via MSR. Signed-off-by: Jiri Denemark <jdenemar@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
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@ -3362,6 +3362,63 @@ virCPUx86DataAddFeature(virCPUDataPtr cpuData,
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static bool
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virCPUx86FeatureIsMSR(const char *name)
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{
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virCPUx86FeaturePtr feature;
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virCPUx86DataIterator iter;
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virCPUx86DataItemPtr item;
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virCPUx86MapPtr map;
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if (!(map = virCPUx86GetMap()))
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return false;
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if (!(feature = x86FeatureFind(map, name)) &&
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!(feature = x86FeatureFindInternal(name)))
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return false;
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virCPUx86DataIteratorInit(&iter, &feature->data);
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while ((item = virCPUx86DataNext(&iter))) {
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if (item->type == VIR_CPU_X86_DATA_MSR)
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return true;
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}
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return false;
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}
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/**
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* virCPUx86FeatureFilterSelectMSR:
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*
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* This is a callback for functions filtering features in virCPUDef. The result
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* will contain only MSR features.
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*
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* Returns true if @name is an MSR feature, false otherwise.
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*/
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bool
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virCPUx86FeatureFilterSelectMSR(const char *name,
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void *opaque ATTRIBUTE_UNUSED)
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{
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return virCPUx86FeatureIsMSR(name);
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}
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/**
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* virCPUx86FeatureFilterDropMSR:
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*
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* This is a callback for functions filtering features in virCPUDef. The result
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* will not contain any MSR feature.
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*
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* Returns true if @name is not an MSR feature, false otherwise.
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*/
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bool
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virCPUx86FeatureFilterDropMSR(const char *name,
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void *opaque ATTRIBUTE_UNUSED)
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{
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return !virCPUx86FeatureIsMSR(name);
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}
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struct cpuArchDriver cpuDriverX86 = {
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struct cpuArchDriver cpuDriverX86 = {
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.name = "x86",
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.name = "x86",
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.arch = archs,
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.arch = archs,
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@ -40,3 +40,9 @@ uint32_t virCPUx86DataGetSignature(virCPUDataPtr cpuData,
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int virCPUx86DataSetVendor(virCPUDataPtr cpuData,
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int virCPUx86DataSetVendor(virCPUDataPtr cpuData,
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const char *vendor);
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const char *vendor);
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bool virCPUx86FeatureFilterSelectMSR(const char *name,
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void *opaque);
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bool virCPUx86FeatureFilterDropMSR(const char *name,
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void *opaque);
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@ -1268,7 +1268,8 @@ virCPUx86DataAdd;
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virCPUx86DataGetSignature;
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virCPUx86DataGetSignature;
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virCPUx86DataSetSignature;
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virCPUx86DataSetSignature;
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virCPUx86DataSetVendor;
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virCPUx86DataSetVendor;
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virCPUx86FeatureFilterDropMSR;
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virCPUx86FeatureFilterSelectMSR;
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# datatypes.h
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# datatypes.h
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virConnectClass;
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virConnectClass;
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