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authorJiri Olsa <jolsa@kernel.org>2015-10-25 15:51:39 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-12-17 15:12:46 -0300
commit802c9048b824eaa3c75d875e2d107460ad586439 (patch)
tree94616df09e6ec969c7c89c0beb8a0b075996d849 /tools/perf/tests
parentdaeecbc0c431f15f492fb8d704080a02de6e2918 (diff)
downloadlinux-802c9048b824eaa3c75d875e2d107460ad586439.tar.gz
perf tools: Add event_update event name type
Adding name type 'event update' event, that stores/transfer events name. Event's name is stored within perf.data's EVENT_DESC feature, but we don't have it if we get the report data from pipe. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Kan Liang <kan.liang@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1445784728-21732-24-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests')
-rw-r--r--tools/perf/tests/event_update.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/perf/tests/event_update.c b/tools/perf/tests/event_update.c
index a91fcefc9f67..482b89650bbe 100644
--- a/tools/perf/tests/event_update.c
+++ b/tools/perf/tests/event_update.c
@@ -34,10 +34,30 @@ static int process_event_scale(struct perf_tool *tool __maybe_unused,
return 0;
}
+struct event_name {
+ struct perf_tool tool;
+ const char *name;
+};
+
+static int process_event_name(struct perf_tool *tool,
+ union perf_event *event,
+ struct perf_sample *sample __maybe_unused,
+ struct machine *machine __maybe_unused)
+{
+ struct event_name *tmp = container_of(tool, struct event_name, tool);
+ struct event_update_event *ev = (struct event_update_event*) event;
+
+ TEST_ASSERT_VAL("wrong id", ev->id == 123);
+ TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__NAME);
+ TEST_ASSERT_VAL("wrong name", !strcmp(ev->data, tmp->name));
+ return 0;
+}
+
int test__event_update(int subtest __maybe_unused)
{
struct perf_evlist *evlist;
struct perf_evsel *evsel;
+ struct event_name tmp;
evlist = perf_evlist__new_default();
TEST_ASSERT_VAL("failed to get evlist", evlist);
@@ -59,5 +79,10 @@ int test__event_update(int subtest __maybe_unused)
TEST_ASSERT_VAL("failed to synthesize attr update scale",
!perf_event__synthesize_event_update_scale(NULL, evsel, process_event_scale));
+ tmp.name = perf_evsel__name(evsel);
+
+ TEST_ASSERT_VAL("failed to synthesize attr update name",
+ !perf_event__synthesize_event_update_name(&tmp.tool, evsel, process_event_name));
+
return 0;
}