#include <linux/bitops.h>
#include <linux/log2.h>
#include <linux/zalloc.h>
+#include <linux/err.h>
#include <cpuid.h>
#include "../../../util/session.h"
if (!evlist__can_select_event(evlist, sched_switch))
return -EPERM;
- err = parse_event(evlist, sched_switch);
- if (err) {
- pr_debug2("%s: failed to parse %s, error %d\n",
+ evsel = evlist__add_sched_switch(evlist, true);
+ if (IS_ERR(evsel)) {
+ err = PTR_ERR(evsel);
+ pr_debug2("%s: failed to create %s, error = %d\n",
__func__, sched_switch, err);
return err;
}
- evsel = evlist__last(evlist);
-
- evsel__set_sample_bit(evsel, CPU);
- evsel__set_sample_bit(evsel, TIME);
-
- evsel->core.system_wide = true;
- evsel->no_aux_samples = true;
evsel->immediate = true;
return 0;
#include <time.h>
#include <stdlib.h>
#include <linux/zalloc.h>
+#include <linux/err.h>
#include <perf/cpumap.h>
#include <perf/evlist.h>
#include <perf/mmap.h>
goto out;
}
- err = parse_event(evlist, sched_switch);
- if (err) {
- pr_debug("Failed to parse event %s\n", sched_switch);
+ switch_evsel = evlist__add_sched_switch(evlist, true);
+ if (IS_ERR(switch_evsel)) {
+ err = PTR_ERR(switch_evsel);
+ pr_debug("Failed to create event %s\n", sched_switch);
goto out_err;
}
- switch_evsel = evlist__last(evlist);
-
- evsel__set_sample_bit(switch_evsel, CPU);
- evsel__set_sample_bit(switch_evsel, TIME);
-
- switch_evsel->core.system_wide = true;
- switch_evsel->no_aux_samples = true;
switch_evsel->immediate = true;
/* Test moving an event to the front */
return evsel;
}
+struct evsel *evlist__add_sched_switch(struct evlist *evlist, bool system_wide)
+{
+ struct evsel *evsel = evsel__newtp_idx("sched", "sched_switch", 0);
+
+ if (IS_ERR(evsel))
+ return evsel;
+
+ evsel__set_sample_bit(evsel, CPU);
+ evsel__set_sample_bit(evsel, TIME);
+
+ evsel->core.system_wide = system_wide;
+ evsel->no_aux_samples = true;
+
+ evlist__add(evlist, evsel);
+ return evsel;
+};
+
int evlist__add_attrs(struct evlist *evlist, struct perf_event_attr *attrs, size_t nr_attrs)
{
struct evsel *evsel, *n;
{
return evlist__add_aux_dummy(evlist, true);
}
+struct evsel *evlist__add_sched_switch(struct evlist *evlist, bool system_wide);
int evlist__add_sb_event(struct evlist *evlist, struct perf_event_attr *attr,
evsel__sb_cb_t cb, void *data);