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perf tests: Support 'Session topology' test for hybrid

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Force to create one event "cpu_core/cycles/" by default, otherwise in
evlist__valid_sample_type, the checking of 'if (evlist->core.nr_entries
== 1)' would be failed.

  # ./perf test 41
  41: Session topology                                                : Ok

Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210427070139.25256-24-yao.jin@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jin Yao 2021-04-27 15:01:36 +08:00 committed by Arnaldo Carvalho de Melo
parent 6081e876ed
commit c102038892
1 changed files with 11 additions and 2 deletions
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13
tools/perf/tests/topology.c
View File

@ -8,6 +8,7 @@
#include "session.h"
#include "evlist.h"
#include "debug.h"
#include "pmu.h"
#include <linux/err.h>
#define TEMPL "/tmp/perf-test-XXXXXX"
@ -40,8 +41,16 @@ static int session_write_header(char *path)
session = perf_session__new(&data, false, NULL);
TEST_ASSERT_VAL("can't get session", !IS_ERR(session));
session->evlist = evlist__new_default();
TEST_ASSERT_VAL("can't get evlist", session->evlist);
if (!perf_pmu__has_hybrid()) {
session->evlist = evlist__new_default();
TEST_ASSERT_VAL("can't get evlist", session->evlist);
} else {
struct parse_events_error err;
session->evlist = evlist__new();
TEST_ASSERT_VAL("can't get evlist", session->evlist);
parse_events(session->evlist, "cpu_core/cycles/", &err);
}
perf_header__set_feat(&session->header, HEADER_CPU_TOPOLOGY);
perf_header__set_feat(&session->header, HEADER_NRCPUS);