[Qemu-devel] [PATCH 04/11] trace: [monitor] Use new event control interface

[Stefan Hajnoczi <stefanha@redhat.com>]

From: Lluís Vilanova <vilanova@ac.upc.edu>

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 monitor.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/monitor.c b/monitor.c
index 5dfae2a..4ec1db9 100644
--- a/monitor.c
+++ b/monitor.c
@@ -761,9 +761,18 @@ static void do_trace_event_set_state(Monitor *mon, const QDict *qdict)
 {
     const char *tp_name = qdict_get_str(qdict, "name");
     bool new_state = qdict_get_bool(qdict, "option");
-    int ret = trace_event_set_state(tp_name, new_state);
 
-    if (!ret) {
+    bool found = false;
+    TraceEvent *ev = NULL;
+    while ((ev = trace_event_pattern(tp_name, ev)) != NULL) {
+        found = true;
+        if (!trace_event_get_state_static(ev)) {
+            monitor_printf(mon, "event \"%s\" is not traceable\n", tp_name);
+        } else {
+            trace_event_set_state_dynamic(ev, new_state);
+        }
+    }
+    if (!trace_event_is_pattern(tp_name) && !found) {
         monitor_printf(mon, "unknown event name \"%s\"\n", tp_name);
     }
 }
-- 
1.8.1.4