[libvirt PATCH 1/3] qemu_monitor: Add API for checking CPU migratable property

Jiri Denemark jdenemar at redhat.com
Thu Jul 16 20:08:46 UTC 2020


Signed-off-by: Jiri Denemark <jdenemar at redhat.com>
---
 src/qemu/qemu_monitor.c      | 18 ++++++++++++++++++
 src/qemu/qemu_monitor.h      |  4 ++++
 src/qemu/qemu_monitor_json.c | 27 +++++++++++++++++++++++++++
 src/qemu/qemu_monitor_json.h |  4 ++++
 4 files changed, 53 insertions(+)

diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index 2c66397f8b..637361d24d 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -4526,6 +4526,24 @@ qemuMonitorGetJobInfo(qemuMonitorPtr mon,
 }
 
 
+/* qemuMonitorGetCPUMigratable:
+ *
+ * Get the migratable property of the CPU object.
+ *
+ * Returns -1 on error,
+ *          1 when the property is not supported,
+ *          0 on success (@migratable is set accordingly).
+ */
+int
+qemuMonitorGetCPUMigratable(qemuMonitorPtr mon,
+                            bool *migratable)
+{
+    QEMU_CHECK_MONITOR(mon);
+
+    return qemuMonitorJSONGetCPUMigratable(mon, migratable);
+}
+
+
 int
 qemuMonitorTransactionBitmapAdd(virJSONValuePtr actions,
                                 const char *node,
diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h
index 50a337715d..1c1b0c9b89 100644
--- a/src/qemu/qemu_monitor.h
+++ b/src/qemu/qemu_monitor.h
@@ -1377,6 +1377,10 @@ int qemuMonitorGetJobInfo(qemuMonitorPtr mon,
                           qemuMonitorJobInfoPtr **jobs,
                           size_t *njobs);
 
+int
+qemuMonitorGetCPUMigratable(qemuMonitorPtr mon,
+                            bool *migratable);
+
 int
 qemuMonitorTransactionBitmapAdd(virJSONValuePtr actions,
                                 const char *node,
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index d808c4b55b..83f169e31b 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -9388,3 +9388,30 @@ qemuMonitorJSONGetJobInfo(qemuMonitorPtr mon,
 
     return 0;
 }
+
+
+int
+qemuMonitorJSONGetCPUMigratable(qemuMonitorPtr mon,
+                                bool *migratable)
+{
+    g_autoptr(virJSONValue) cmd = NULL;
+    g_autoptr(virJSONValue) reply = NULL;
+
+    if (!(cmd = qemuMonitorJSONMakeCommand("qom-get",
+                                           "s:path", QOM_CPU_PATH,
+                                           "s:property", "migratable",
+                                           NULL)))
+        return -1;
+
+    if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
+        return -1;
+
+    if (qemuMonitorJSONHasError(reply, "GenericError"))
+        return 1;
+
+    if (qemuMonitorJSONCheckReply(cmd, reply, VIR_JSON_TYPE_BOOLEAN) < 0)
+        return -1;
+
+    return virJSONValueGetBoolean(virJSONValueObjectGet(reply, "return"),
+                                  migratable);
+}
diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h
index 83c5e25ca5..84fea25983 100644
--- a/src/qemu/qemu_monitor_json.h
+++ b/src/qemu/qemu_monitor_json.h
@@ -690,3 +690,7 @@ int qemuMonitorJSONSetDBusVMStateIdList(qemuMonitorPtr mon,
                                         const char *vmstatepath,
                                         const char **list)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
+
+int
+qemuMonitorJSONGetCPUMigratable(qemuMonitorPtr mon,
+                                bool *migratable);
-- 
2.27.0




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