diff options
| author |   Leo Yan <leo.yan@linaro.org> | 2020-10-19 18:02:36 +0800 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-11-04 09:42:40 -0300 |
| commit | 248dd9b591db5bc5fb46a0e015753cfcfe60a345 (patch) | |
| tree | 30b8b92b1f7a98d74bf27df5ce3989e0eb6dab4f /tools/perf/tests | |
| parent | perf tests tsc: Make tsc testing as a common testing (diff) | |
| download | linux-dev-248dd9b591db5bc5fb46a0e015753cfcfe60a345.tar.xz linux-dev-248dd9b591db5bc5fb46a0e015753cfcfe60a345.zip | |
perf tests tsc: Add checking helper is_supported()
So far tsc is enabled on x86_64, i386 and Arm64 architectures, add
checking helper to skip this testing for other architectures.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Link: https://lore.kernel.org/r/20201019100236.23675-3-leo.yan@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/tests/builtin-test.c | 1 | ||||
| -rw-r--r-- | tools/perf/tests/perf-time-to-tsc.c | 13 | ||||
| -rw-r--r-- | tools/perf/tests/tests.h | 1 |
3 files changed, 15 insertions, 0 deletions
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 02e7bbf70419..a185904c47f3 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -352,6 +352,7 @@ static struct test generic_tests[] = { { .desc = "Convert perf time to TSC", .func = test__perf_time_to_tsc, + .is_supported = test__tsc_is_supported, }, { .func = NULL, diff --git a/tools/perf/tests/perf-time-to-tsc.c b/tools/perf/tests/perf-time-to-tsc.c index aee97c16c0d9..a9560e0f6360 100644 --- a/tools/perf/tests/perf-time-to-tsc.c +++ b/tools/perf/tests/perf-time-to-tsc.c @@ -169,3 +169,16 @@ out_err: evlist__delete(evlist); return err; } + +bool test__tsc_is_supported(void) +{ + /* + * Except x86_64/i386 and Arm64, other archs don't support TSC in perf. + * Just enable the test for x86_64/i386 and Arm64 archs. + */ +#if defined(__x86_64__) || defined(__i386__) || defined(__aarch64__) + return true; +#else + return false; +#endif +} diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index c9b180e640e5..b1f2aac93b33 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -129,6 +129,7 @@ int test__perf_time_to_tsc(struct test *test, int subtest); bool test__bp_signal_is_supported(void); bool test__bp_account_is_supported(void); bool test__wp_is_supported(void); +bool test__tsc_is_supported(void); #if defined(__arm__) || defined(__aarch64__) #ifdef HAVE_DWARF_UNWIND_SUPPORT |