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authorLuiz Capitulino <lcapitulino@redhat.com>2010-02-03 12:41:00 -0200
committerAnthony Liguori <aliguori@us.ibm.com>2010-02-10 11:57:02 -0600
commitaa1db6edaf5ba99b6a0fa6e6a45e7568ba5fa4c9 (patch)
tree5513d365b3e3532e90626f071a15298908a50968
parentf4f0d391b26afcce86df85566788be7170127116 (diff)
QMP: BLOCK_IO_ERROR event handling
This commit adds the basic definitions for the BLOCK_IO_ERROR event, but actual event emission will be introduced by the next commits. Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r--QMP/qmp-events.txt21
-rw-r--r--monitor.c3
-rw-r--r--monitor.h1
3 files changed, 25 insertions, 0 deletions
diff --git a/QMP/qmp-events.txt b/QMP/qmp-events.txt
index dc48cccea1..d585a8d1b6 100644
--- a/QMP/qmp-events.txt
+++ b/QMP/qmp-events.txt
@@ -43,3 +43,24 @@ Data: 'server' and 'client' keys with the same keys as 'query-vnc'.
Description: Issued when the VNC session is made active.
Data: 'server' and 'client' keys with the same keys as 'query-vnc'.
+
+7 BLOCK_IO_ERROR
+----------------
+
+Description: Issued when a disk I/O error occurs
+Data:
+
+- 'device': device name (json-string)
+- 'operation': I/O operation (json-string, "read" or "write")
+- 'action': action that has been taken, it's one of the following:
+ "ignore": error has been ignored
+ "report": error has been reported to the device
+ "stop": error caused VM to be stopped
+
+Example:
+
+{ "event": "BLOCK_IO_ERROR",
+ "data": { "device": "ide0-hd1",
+ "operation": "write",
+ "action": "stop" },
+ "timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
diff --git a/monitor.c b/monitor.c
index ff22123693..19876adbc2 100644
--- a/monitor.c
+++ b/monitor.c
@@ -388,6 +388,9 @@ void monitor_protocol_event(MonitorEvent event, QObject *data)
case QEVENT_VNC_DISCONNECTED:
event_name = "VNC_DISCONNECTED";
break;
+ case QEVENT_BLOCK_IO_ERROR:
+ event_name = "BLOCK_IO_ERROR";
+ break;
default:
abort();
break;
diff --git a/monitor.h b/monitor.h
index b0f9270a93..e35f1e4c65 100644
--- a/monitor.h
+++ b/monitor.h
@@ -23,6 +23,7 @@ typedef enum MonitorEvent {
QEVENT_VNC_CONNECTED,
QEVENT_VNC_INITIALIZED,
QEVENT_VNC_DISCONNECTED,
+ QEVENT_BLOCK_IO_ERROR,
QEVENT_MAX,
} MonitorEvent;