qemu: add capability detection for query-cpus-fast

Detect whether QEMU supports the QMP query-cpus-fast API
and set QEMU_CAPS_QUERY_CPUS_FAST in this case.
Signed-off-by: NViktor Mihajlovski <mihajlov@linux.vnet.ibm.com>
Reviewed-by: NBoris Fiuczynski <fiuczy@linux.vnet.ibm.com>
Reviewed-by: NMarc Hartmayer <mhartmay@linux.vnet.ibm.com>
Acked-by: NPeter Krempa <pkrempa@redhat.com>

src/qemu/qemu_capabilities.c

@@ -469,6 +469,9 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
               "qcow2-luks",
               "pcie-pci-bridge",
               "seccomp-blacklist",
+
+              /* 290 */
+              "query-cpus-fast",
     );
 
 
@@ -979,6 +982,7 @@ struct virQEMUCapsStringFlags virQEMUCapsCommands[] = {
     { "query-cpu-model-expansion", QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION },
     { "query-cpu-definitions", QEMU_CAPS_QUERY_CPU_DEFINITIONS },
     { "query-named-block-nodes", QEMU_CAPS_QUERY_NAMED_BLOCK_NODES },
+    { "query-cpus-fast", QEMU_CAPS_QUERY_CPUS_FAST },
 };
 
 struct virQEMUCapsStringFlags virQEMUCapsMigration[] = {

src/qemu/qemu_capabilities.h

@@ -454,6 +454,9 @@ typedef enum {
     QEMU_CAPS_DEVICE_PCIE_PCI_BRIDGE, /* -device pcie-pci-bridge */
     QEMU_CAPS_SECCOMP_BLACKLIST, /* -sandbox.elevateprivileges */
 
+    /* 290 */
+    QEMU_CAPS_QUERY_CPUS_FAST, /* query-cpus-fast command */
+
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
 

tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml

@@ -155,6 +155,7 @@
   <flag name='qcow2-luks'/>
   <flag name='pcie-pci-bridge'/>
   <flag name='seccomp-blacklist'/>
+  <flag name='query-cpus-fast'/>
   <version>2011090</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>342346</microcodeVersion>

tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml

@@ -152,6 +152,7 @@
   <flag name='dump-completed'/>
   <flag name='qcow2-luks'/>
   <flag name='seccomp-blacklist'/>
+  <flag name='query-cpus-fast'/>
   <version>2011090</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>419215</microcodeVersion>

tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml

@@ -117,6 +117,7 @@
   <flag name='virtio-tablet-ccw'/>
   <flag name='qcow2-luks'/>
   <flag name='seccomp-blacklist'/>
+  <flag name='query-cpus-fast'/>
   <version>2011090</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>

tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml

@@ -193,6 +193,7 @@
   <flag name='qcow2-luks'/>
   <flag name='pcie-pci-bridge'/>
   <flag name='seccomp-blacklist'/>
+  <flag name='query-cpus-fast'/>
   <version>2011090</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>390060</microcodeVersion>