[Qemu-devel] [PATCH v9 4/7] trace: [monitor] Use new event control interface

[Lluís Vilanova]

Signed-off-by: Lluís Vilanova <vilan...@ac.upc.edu>
---
 monitor.c |   20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/monitor.c b/monitor.c
index 9cf419b..4c40541 100644
--- a/monitor.c
+++ b/monitor.c
@@ -735,10 +735,24 @@ 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) {
-        monitor_printf(mon, "unknown event name \"%s\"\n", tp_name);
+    if (trace_event_is_pattern(tp_name)) {
+        TraceEvent *ev = NULL;
+        while ((ev = trace_event_pattern(tp_name, ev)) != NULL) {
+            if (!trace_event_get_state_static(ev)) {
+                monitor_printf(mon, "event \"%s\" is not traceable\n", 
tp_name);
+            }
+            trace_event_set_state_dynamic(ev, new_state);
+        }
+    } else {
+        TraceEvent *ev = trace_event_name(tp_name);
+        if (ev == NULL) {
+            monitor_printf(mon, "unknown event name \"%s\"\n", tp_name);
+        } else 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);
+        }
     }
 }