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perf test: TSC test, remove is_supported use

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Migrate the is_supported functionality to returning TEST_SKIP.
Motivation is kunit has no is_supported function.

Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: Sohaib Mohamed <sohaib.amhmd@gmail.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Brendan Higgins <brendanhiggins@google.com>
Cc: Daniel Latypov <dlatypov@google.com>
Cc: David Gow <davidgow@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: John Garry <john.garry@huawei.com>
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: https://lore.kernel.org/r/20211104064208.3156807-21-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2021-11-03 23:42:06 -07:00 • committed by Arnaldo Carvalho de Melo
parent 4935e2cd1b
commit e74dd9cb33
1 changed files with 16 additions and 23 deletions

39
tools/perf/tests/perf-time-to-tsc.c
View file

@ -23,6 +23,16 @@
#include "pmu.h" #include "pmu.h"
#include "pmu-hybrid.h" #include "pmu-hybrid.h"
/*
* 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__)
#define TSC_IS_SUPPORTED 1
#else
#define TSC_IS_SUPPORTED 0
#endif
#define CHECK__(x) { \ #define CHECK__(x) { \
while ((x) < 0) { \ while ((x) < 0) { \
pr_debug(#x " failed!\n"); \ pr_debug(#x " failed!\n"); \
@ -69,6 +79,11 @@ static int test__perf_time_to_tsc(struct test_suite *test __maybe_unused, int su
u64 test_time, comm1_time = 0, comm2_time = 0; u64 test_time, comm1_time = 0, comm2_time = 0;
struct mmap *md; struct mmap *md;
if (!TSC_IS_SUPPORTED) {
pr_debug("Test not supported on this architecture");
return TEST_SKIP;
}
threads = thread_map__new(-1, getpid(), UINT_MAX); threads = thread_map__new(-1, getpid(), UINT_MAX);
CHECK_NOT_NULL__(threads); CHECK_NOT_NULL__(threads);
@ -185,26 +200,4 @@ out_err:
return err; return err;
} }
static bool test__tsc_is_supported(void) DEFINE_SUITE("Convert perf time to TSC", perf_time_to_tsc);
{
/*
* 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
}
static struct test_case perf_time_to_tsc_tests[] = {
TEST_CASE("Convert perf time to TSC", perf_time_to_tsc),
{ .name = NULL, }
};
struct test_suite suite__perf_time_to_tsc = {
.desc = "Convert perf time to TSC",
.test_cases = perf_time_to_tsc_tests,
.is_supported = test__tsc_is_supported,
};