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| author | Ian Rogers <irogers@google.com> | 2023-06-23 18:10:05 +0300 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2023-06-30 08:13:15 +0300 |
| commit | 4a4a9bf9075fbc753ab20f05347fd1482d4801e4 (patch) | |
| tree | 9668cb52d0f115266da702507c96630077b6fdab /tools/perf/tests/expr.c | |
| parent | 36cee69f572c72610da2681a358318d0dc9740b0 (diff) | |
| download | linux-4a4a9bf9075fbc753ab20f05347fd1482d4801e4.tar.xz | |
perf expr: Add has_event function
Some events are dependent on firmware/kernel enablement. Allow such
events to be detected when the metric is parsed so that the metric's
event parsing doesn't fail.
Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: Namhyung Kim <namhyung@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Eduard Zingerman <eddyz87@gmail.com>
Cc: Sohom Datta <sohomdatta1@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Caleb Biggers <caleb.biggers@intel.com>
Cc: Edward Baker <edward.baker@intel.com>
Cc: Perry Taylor <perry.taylor@intel.com>
Cc: Samantha Alt <samantha.alt@intel.com>
Cc: Weilin Wang <weilin.wang@intel.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Jing Zhang <renyu.zj@linux.alibaba.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Zhengjun Xing <zhengjun.xing@linux.intel.com>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Ingo Molnar <mingo@redhat.com>
Link: https://lore.kernel.org/r/20230623151016.4193660-2-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'tools/perf/tests/expr.c')
| -rw-r--r-- | tools/perf/tests/expr.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c index 3d01eb5e2512..c1c3fcbc2753 100644 --- a/tools/perf/tests/expr.c +++ b/tools/perf/tests/expr.c @@ -254,6 +254,10 @@ static int test__expr(struct test_suite *t __maybe_unused, int subtest __maybe_u TEST_ASSERT_VAL("source count", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("source count", hashmap__find(ctx->ids, "EVENT1", &val_ptr)); + /* has_event returns 1 when an event exists. */ + expr__add_id_val(ctx, strdup("cycles"), 2); + ret = test(ctx, "has_event(cycles)", 1); + expr__ctx_free(ctx); return 0; |