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perf tools: Add event_update event cpus type

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Adding the cpumask 'event update' event, that stores/transfer the
cpumask for a event.

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/1445784728-21732-25-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2015-10-25 15:51:40 +01:00
committed by Arnaldo Carvalho de Melo
parent 802c9048b8
commit 86ebb09f96
4 changed files with 79 additions and 0 deletions
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29
tools/perf/tests/event_update.c
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@@ -53,6 +53,29 @@ static int process_event_name(struct perf_tool *tool,
return 0;
}
static int process_event_cpus(struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct perf_sample *sample __maybe_unused,
struct machine *machine __maybe_unused)
{
struct event_update_event *ev = (struct event_update_event*) event;
struct event_update_event_cpus *ev_data;
struct cpu_map *map;
ev_data = (struct event_update_event_cpus*) ev->data;
map = cpu_map__new_data(&ev_data->cpus);
TEST_ASSERT_VAL("wrong id", ev->id == 123);
TEST_ASSERT_VAL("wrong type", ev->type == PERF_EVENT_UPDATE__CPUS);
TEST_ASSERT_VAL("wrong cpus", map->nr == 3);
TEST_ASSERT_VAL("wrong cpus", map->map[0] == 1);
TEST_ASSERT_VAL("wrong cpus", map->map[1] == 2);
TEST_ASSERT_VAL("wrong cpus", map->map[2] == 3);
cpu_map__put(map);
return 0;
}
int test__event_update(int subtest __maybe_unused)
{
struct perf_evlist *evlist;
@@ -84,5 +107,11 @@ int test__event_update(int subtest __maybe_unused)
TEST_ASSERT_VAL("failed to synthesize attr update name",
!perf_event__synthesize_event_update_name(&tmp.tool, evsel, process_event_name));
evsel->own_cpus = cpu_map__new("1,2,3");
TEST_ASSERT_VAL("failed to synthesize attr update cpus",
!perf_event__synthesize_event_update_cpus(&tmp.tool, evsel, process_event_cpus));
cpu_map__put(evsel->own_cpus);
return 0;
}