Patchwork [14/20] QMP: Introduce basic asynchronous events

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Submitter Luiz Capitulino
Date Nov. 27, 2009, 12:59 a.m.
Message ID <1259283550-3597-15-git-send-email-lcapitulino@redhat.com>
Download mbox | patch
Permalink /patch/39605/
State New
Headers show

Comments

Luiz Capitulino - Nov. 27, 2009, 12:59 a.m.
Debug, shutdown, reset, powerdown and stop are all basic events,
as they are very simple they can be added in the same commit.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 monitor.c |   15 +++++++++++++++
 monitor.h |    5 +++++
 vl.c      |   11 +++++++++--
 3 files changed, 29 insertions(+), 2 deletions(-)

Patch

diff --git a/monitor.c b/monitor.c
index a555f12..89115a6 100644
--- a/monitor.c
+++ b/monitor.c
@@ -342,6 +342,21 @@  void monitor_protocol_event(MonitorEvent event, QObject *data)
         return;
 
     switch (event) {
+        case EVENT_DEBUG:
+            event_name = "DEBUG";
+            break;
+        case EVENT_SHUTDOWN:
+            event_name = "SHUTDOWN";
+            break;
+        case EVENT_RESET:
+            event_name = "RESET";
+            break;
+        case EVENT_POWERDOWN:
+            event_name = "POWERDOWN";
+            break;
+        case EVENT_STOP:
+            event_name = "STOP";
+            break;
         default:
             abort();
             break;
diff --git a/monitor.h b/monitor.h
index a1d8b7a..851fd33 100644
--- a/monitor.h
+++ b/monitor.h
@@ -15,6 +15,11 @@  extern Monitor *cur_mon;
 
 /* QMP events */
 typedef enum MonitorEvent {
+    EVENT_DEBUG,
+    EVENT_SHUTDOWN,
+    EVENT_RESET,
+    EVENT_POWERDOWN,
+    EVENT_STOP,
     EVENT_MAX,
 } MonitorEvent;
 
diff --git a/vl.c b/vl.c
index dd9b74b..6c709d0 100644
--- a/vl.c
+++ b/vl.c
@@ -4110,9 +4110,12 @@  static void main_loop(void)
 #endif
         } while (vm_can_run());
 
-        if (qemu_debug_requested())
+        if (qemu_debug_requested()) {
+            monitor_protocol_event(EVENT_DEBUG, NULL);
             vm_stop(EXCP_DEBUG);
+        }
         if (qemu_shutdown_requested()) {
+            monitor_protocol_event(EVENT_SHUTDOWN, NULL);
             if (no_shutdown) {
                 vm_stop(0);
                 no_shutdown = 0;
@@ -4120,15 +4123,19 @@  static void main_loop(void)
                 break;
         }
         if (qemu_reset_requested()) {
+            monitor_protocol_event(EVENT_RESET, NULL);
             pause_all_vcpus();
             qemu_system_reset();
             resume_all_vcpus();
         }
         if (qemu_powerdown_requested()) {
+            monitor_protocol_event(EVENT_POWERDOWN, NULL);
             qemu_irq_raise(qemu_system_powerdown);
         }
-        if ((r = qemu_vmstop_requested()))
+        if ((r = qemu_vmstop_requested())) {
+            monitor_protocol_event(EVENT_STOP, NULL);
             vm_stop(r);
+        }
     }
     pause_all_vcpus();
 }