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perf test: Provide a subtest callback to ask for the reason for skipping a subtest 

Now subtests can inform why a test was skipped. The upcoming patch
improvint PMU event metric testing will use it.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200513212933.41273-1-irogers@google.com
[ split from a larger patch ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2020-05-13 14:29:33 -07:00 committed by Arnaldo Carvalho de Melo
parent 4ac22b484d
commit 3b536651ee
2 changed files with 10 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
tools/perf/tests/builtin-test.c
View File

@ -429,8 +429,15 @@ static int test_and_print(struct test *t, bool force_skip, int subtest)
case TEST_OK:
pr_info(" Ok\n");
break;
case TEST_SKIP:
color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip\n");
case TEST_SKIP: {
const char *skip_reason = NULL;
if (t->subtest.skip_reason)
skip_reason = t->subtest.skip_reason(subtest);
if (skip_reason)
color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip (%s)\n", skip_reason);
else
color_fprintf(stderr, PERF_COLOR_YELLOW, " Skip\n");
}
break;
case TEST_FAIL:
default:

1
tools/perf/tests/tests.h
View File

@ -34,6 +34,7 @@ struct test {
bool skip_if_fail;
int (*get_nr)(void);
const char *(*get_desc)(int subtest);
const char *(*skip_reason)(int subtest);
} subtest;
bool (*is_supported)(void);
void *priv;