mirror of https://gitee.com/openkylin/libvirt.git
qemu: Probe for "unavailable-features" CPU property
It is similar to "filtered-features" property, which reports CPUID bits corresponding to disabled features, but more general. The "unavailable-features" property supports both CPUID and MSR features by listing their names. Signed-off-by: Jiri Denemark <jdenemar@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
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@ -531,6 +531,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
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"bitmap-merge",
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"nbd-bitmap",
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"x86-max-cpu",
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"cpu-unavailable-features",
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);
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@ -1398,6 +1399,10 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsMemoryBackendMemfd[]
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{ "hugetlb", QEMU_CAPS_OBJECT_MEMORY_MEMFD_HUGETLB },
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};
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static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsMaxX86CPU[] = {
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{ "unavailable-features", QEMU_CAPS_CPU_UNAVAILABLE_FEATURES },
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};
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static virQEMUCapsObjectTypeProps virQEMUCapsObjectProps[] = {
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{ "memory-backend-file", virQEMUCapsObjectPropsMemoryBackendFile,
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ARRAY_CARDINALITY(virQEMUCapsObjectPropsMemoryBackendFile),
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@ -1405,6 +1410,9 @@ static virQEMUCapsObjectTypeProps virQEMUCapsObjectProps[] = {
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{ "memory-backend-memfd", virQEMUCapsObjectPropsMemoryBackendMemfd,
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ARRAY_CARDINALITY(virQEMUCapsObjectPropsMemoryBackendMemfd),
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QEMU_CAPS_OBJECT_MEMORY_MEMFD },
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{ "max-x86_64-cpu", virQEMUCapsObjectPropsMaxX86CPU,
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ARRAY_CARDINALITY(virQEMUCapsObjectPropsMaxX86CPU),
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QEMU_CAPS_X86_MAX_CPU },
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};
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static struct virQEMUCapsStringFlags virQEMUCapsMachinePropsPSeries[] = {
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@ -512,6 +512,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
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QEMU_CAPS_BITMAP_MERGE, /* block-dirty-bitmap-merge */
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QEMU_CAPS_NBD_BITMAP, /* nbd-server-add supports bitmap */
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QEMU_CAPS_X86_MAX_CPU, /* max-x86_64-cpu type exists */
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QEMU_CAPS_CPU_UNAVAILABLE_FEATURES, /* "unavailable-features" CPU property */
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QEMU_CAPS_LAST /* this must always be the last item */
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} virQEMUCapsFlags;
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@ -205,6 +205,7 @@
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<flag name='bitmap-merge'/>
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<flag name='nbd-bitmap'/>
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<flag name='x86-max-cpu'/>
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<flag name='cpu-unavailable-features'/>
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<version>4000050</version>
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<kvmVersion>0</kvmVersion>
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<microcodeVersion>43100759</microcodeVersion>
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