diff options
Diffstat (limited to 'tools/perf/tests/bp_signal.c')
| -rw-r--r-- | tools/perf/tests/bp_signal.c | 43 |
1 files changed, 6 insertions, 37 deletions
diff --git a/tools/perf/tests/bp_signal.c b/tools/perf/tests/bp_signal.c index 1676e3a11906..1f2908f02389 100644 --- a/tools/perf/tests/bp_signal.c +++ b/tools/perf/tests/bp_signal.c @@ -166,6 +166,11 @@ static int test__bp_signal(struct test_suite *test __maybe_unused, int subtest _ struct sigaction sa; long long count1, count2, count3; + if (!BP_SIGNAL_IS_SUPPORTED) { + pr_debug("Test not supported on this architecture"); + return TEST_SKIP; + } + /* setup SIGIO signal handler */ memset(&sa, 0, sizeof(struct sigaction)); sa.sa_sigaction = (void *) sig_handler; @@ -285,40 +290,4 @@ static int test__bp_signal(struct test_suite *test __maybe_unused, int subtest _ TEST_OK : TEST_FAIL; } -bool test__bp_signal_is_supported(void) -{ - /* - * PowerPC and S390 do not support creation of instruction - * breakpoints using the perf_event interface. - * - * ARM requires explicit rounding down of the instruction - * pointer in Thumb mode, and then requires the single-step - * to be handled explicitly in the overflow handler to avoid - * stepping into the SIGIO handler and getting stuck on the - * breakpointed instruction. - * - * Since arm64 has the same issue with arm for the single-step - * handling, this case also gets stuck on the breakpointed - * instruction. - * - * Just disable the test for these architectures until these - * issues are resolved. - */ -#if defined(__powerpc__) || defined(__s390x__) || defined(__arm__) || \ - defined(__aarch64__) - return false; -#else - return true; -#endif -} - -static struct test_case bp_signal_tests[] = { - TEST_CASE("Breakpoint overflow signal handler", bp_signal), - { .name = NULL, } -}; - -struct test_suite suite__bp_signal = { - .desc = "Breakpoint overflow signal handler", - .test_cases = bp_signal_tests, - .is_supported = test__bp_signal_is_supported, -}; +DEFINE_SUITE("Breakpoint overflow signal handler", bp_signal); |