return true;
}
-void evlist__disable(struct evlist *evlist)
+static int evsel__strcmp(struct evsel *pos, char *evsel_name)
+{
+ if (!evsel_name)
+ return 0;
+ if (evsel__is_dummy_event(pos))
+ return 1;
+ return strcmp(pos->name, evsel_name);
+}
+
+static int evlist__is_enabled(struct evlist *evlist)
+{
+ struct evsel *pos;
+
+ evlist__for_each_entry(evlist, pos) {
+ if (!evsel__is_group_leader(pos) || !pos->core.fd)
+ continue;
+ /* If at least one event is enabled, evlist is enabled. */
+ if (!pos->disabled)
+ return true;
+ }
+ return false;
+}
+
+static void __evlist__disable(struct evlist *evlist, char *evsel_name)
{
struct evsel *pos;
struct affinity affinity;
affinity__set(&affinity, cpu);
evlist__for_each_entry(evlist, pos) {
+ if (evsel__strcmp(pos, evsel_name))
+ continue;
if (evsel__cpu_iter_skip(pos, cpu))
continue;
if (pos->disabled || !evsel__is_group_leader(pos) || !pos->core.fd)
affinity__cleanup(&affinity);
evlist__for_each_entry(evlist, pos) {
+ if (evsel__strcmp(pos, evsel_name))
+ continue;
if (!evsel__is_group_leader(pos) || !pos->core.fd)
continue;
pos->disabled = true;
}
- evlist->enabled = false;
+ /*
+ * If we disabled only single event, we need to check
+ * the enabled state of the evlist manually.
+ */
+ if (evsel_name)
+ evlist->enabled = evlist__is_enabled(evlist);
+ else
+ evlist->enabled = false;
+}
+
+void evlist__disable(struct evlist *evlist)
+{
+ __evlist__disable(evlist, NULL);
+}
+
+void evlist__disable_evsel(struct evlist *evlist, char *evsel_name)
+{
+ __evlist__disable(evlist, evsel_name);
}
-void evlist__enable(struct evlist *evlist)
+static void __evlist__enable(struct evlist *evlist, char *evsel_name)
{
struct evsel *pos;
struct affinity affinity;
affinity__set(&affinity, cpu);
evlist__for_each_entry(evlist, pos) {
+ if (evsel__strcmp(pos, evsel_name))
+ continue;
if (evsel__cpu_iter_skip(pos, cpu))
continue;
if (!evsel__is_group_leader(pos) || !pos->core.fd)
}
affinity__cleanup(&affinity);
evlist__for_each_entry(evlist, pos) {
+ if (evsel__strcmp(pos, evsel_name))
+ continue;
if (!evsel__is_group_leader(pos) || !pos->core.fd)
continue;
pos->disabled = false;
}
+ /*
+ * Even single event sets the 'enabled' for evlist,
+ * so the toggle can work properly and toggle to
+ * 'disabled' state.
+ */
evlist->enabled = true;
}
+void evlist__enable(struct evlist *evlist)
+{
+ __evlist__enable(evlist, NULL);
+}
+
+void evlist__enable_evsel(struct evlist *evlist, char *evsel_name)
+{
+ __evlist__enable(evlist, evsel_name);
+}
+
void evlist__toggle_enable(struct evlist *evlist)
{
(evlist->enabled ? evlist__disable : evlist__enable)(evlist);