[libvirt] [PATCHv2 1/6] qemu: add capability detection for query-cpus-fast

[Viktor Mihajlovski]

Detect whether QEMU supports the QMP query-cpus-fast API
and set QEMU_CAPS_QUERY_CPUS_FAST in this case.

Signed-off-by: Viktor Mihajlovski <mihajlov at linux.vnet.ibm.com>
Reviewed-by: Boris Fiuczynski <fiuczy at linux.vnet.ibm.com>
Reviewed-by: Marc Hartmayer <mhartmay at linux.vnet.ibm.com>
Acked-by: Peter Krempa <pkrempa at redhat.com>
---
 src/qemu/qemu_capabilities.c | 4 +++-
 src/qemu/qemu_capabilities.h | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index b5eb8cf..6635f5e 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -459,6 +459,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
               "pl011",
               "machine.pseries.max-cpu-compat",
               "dump-completed",
+              "query-cpus-fast",
     );
 
 
@@ -1579,7 +1580,8 @@ struct virQEMUCapsStringFlags virQEMUCapsCommands[] = {
     { "query-qmp-schema", QEMU_CAPS_QUERY_QMP_SCHEMA },
     { "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-named-block-nodes", QEMU_CAPS_QUERY_NAMED_BLOCK_NODES},
+    { "query-cpus-fast", QEMU_CAPS_QUERY_CPUS_FAST}
 };
 
 struct virQEMUCapsStringFlags virQEMUCapsMigration[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index c2ec2be..e3c31ab 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -444,6 +444,7 @@ typedef enum {
     QEMU_CAPS_DEVICE_PL011, /* -device pl011 (not user-instantiable) */
     QEMU_CAPS_MACHINE_PSERIES_MAX_CPU_COMPAT, /* -machine pseries,max-cpu-compat= */
     QEMU_CAPS_DUMP_COMPLETED, /* DUMP_COMPLETED event */
+    QEMU_CAPS_QUERY_CPUS_FAST, /* query-cpus-fast command */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
-- 
1.9.1