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-rw-r--r--tools/perf/tests/parse-events.c49
1 files changed, 33 insertions, 16 deletions
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index 9b6b2b6324a1..636d7b42d844 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -3,11 +3,11 @@
#include "evsel.h"
#include "evlist.h"
#include <api/fs/fs.h>
-#include <api/fs/tracefs.h>
-#include <api/fs/debugfs.h>
#include "tests.h"
#include "debug.h"
+#include "util.h"
#include <linux/hw_breakpoint.h>
+#include <api/fs/fs.h>
#define PERF_TP_SAMPLE_TYPE (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | \
PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD)
@@ -1260,25 +1260,24 @@ test__checkevent_breakpoint_len_rw_modifier(struct perf_evlist *evlist)
return test__checkevent_breakpoint_rw(evlist);
}
+static int test__checkevent_precise_max_modifier(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel = perf_evlist__first(evlist);
+
+ TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->nr_entries);
+ TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->attr.type);
+ TEST_ASSERT_VAL("wrong config",
+ PERF_COUNT_SW_TASK_CLOCK == evsel->attr.config);
+ return 0;
+}
+
static int count_tracepoints(void)
{
- char events_path[PATH_MAX];
struct dirent *events_ent;
- const char *mountpoint;
DIR *events_dir;
int cnt = 0;
- mountpoint = tracefs_find_mountpoint();
- if (mountpoint) {
- scnprintf(events_path, PATH_MAX, "%s/events",
- mountpoint);
- } else {
- mountpoint = debugfs_find_mountpoint();
- scnprintf(events_path, PATH_MAX, "%s/tracing/events",
- mountpoint);
- }
-
- events_dir = opendir(events_path);
+ events_dir = opendir(tracing_events_path);
TEST_ASSERT_VAL("Can't open events dir", events_dir);
@@ -1295,7 +1294,7 @@ static int count_tracepoints(void)
continue;
scnprintf(sys_path, PATH_MAX, "%s/%s",
- events_path, events_ent->d_name);
+ tracing_events_path, events_ent->d_name);
sys_dir = opendir(sys_path);
TEST_ASSERT_VAL("Can't open sys dir", sys_dir);
@@ -1575,6 +1574,11 @@ static struct evlist_test test__events[] = {
.check = test__checkevent_exclude_idle_modifier_1,
.id = 46,
},
+ {
+ .name = "task-clock:P,cycles",
+ .check = test__checkevent_precise_max_modifier,
+ .id = 47,
+ },
};
static struct evlist_test test__events_pmu[] = {
@@ -1750,6 +1754,17 @@ static int test_pmu_events(void)
return ret;
}
+static void debug_warn(const char *warn, va_list params)
+{
+ char msg[1024];
+
+ if (!verbose)
+ return;
+
+ vsnprintf(msg, sizeof(msg), warn, params);
+ fprintf(stderr, " Warning: %s\n", msg);
+}
+
int test__parse_events(void)
{
int ret1, ret2 = 0;
@@ -1761,6 +1776,8 @@ do { \
ret2 = ret1; \
} while (0)
+ set_warning_routine(debug_warn);
+
TEST_EVENTS(test__events);
if (test_pmu())