add a new runstate: RUN_STATE_GUEST_PANICKED

The guest will be in this state when it is panicked.

Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 0255f263ffdc2a3716f73e89098b96fd79a235b3.1366945969.git.hutao@cn.fujitsu.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 11 insertions, 2 deletions

diff --git a/vl.c b/vl.c
index 617ff2ca0a..b5a547e7e5 100644
--- a/vl.c
+++ b/vl.c
@@ -594,6 +594,7 @@ static const RunStateTransition runstate_transitions_def[] = {
     { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
     { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
     { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
+    { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
 
     { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
 
@@ -608,6 +609,8 @@ static const RunStateTransition runstate_transitions_def[] = {
     { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
     { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
 
+    { RUN_STATE_GUEST_PANICKED, RUN_STATE_PAUSED },
+
     { RUN_STATE_MAX, RUN_STATE_MAX },
 };
 
@@ -649,6 +652,13 @@ int runstate_is_running(void)
     return runstate_check(RUN_STATE_RUNNING);
 }
 
+bool runstate_needs_reset(void)
+{
+    return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
+        runstate_check(RUN_STATE_SHUTDOWN) ||
+        runstate_check(RUN_STATE_GUEST_PANICKED);
+}
+
 StatusInfo *qmp_query_status(Error **errp)
 {
     StatusInfo *info = g_malloc0(sizeof(*info));
@@ -1984,8 +1994,7 @@ static bool main_loop_should_exit(void)
         cpu_synchronize_all_states();
         qemu_system_reset(VMRESET_REPORT);
         resume_all_vcpus();
-        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
-            runstate_check(RUN_STATE_SHUTDOWN)) {
+        if (runstate_needs_reset()) {
             runstate_set(RUN_STATE_PAUSED);
         }
     }