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-rw-r--r--tools/testing/selftests/breakpoints/breakpoint_test.c4
-rw-r--r--tools/testing/selftests/breakpoints/breakpoint_test_arm64.c4
-rw-r--r--tools/testing/selftests/breakpoints/step_after_suspend_test.c61
3 files changed, 39 insertions, 30 deletions
diff --git a/tools/testing/selftests/breakpoints/breakpoint_test.c b/tools/testing/selftests/breakpoints/breakpoint_test.c
index 3266cc9293fe..d46962a24724 100644
--- a/tools/testing/selftests/breakpoints/breakpoint_test.c
+++ b/tools/testing/selftests/breakpoints/breakpoint_test.c
@@ -284,9 +284,9 @@ static void check_success(const char *msg)
nr_tests++;
if (ret)
- ksft_test_result_pass(msg);
+ ksft_test_result_pass("%s", msg);
else
- ksft_test_result_fail(msg);
+ ksft_test_result_fail("%s", msg);
}
static void launch_instruction_breakpoints(char *buf, int local, int global)
diff --git a/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c b/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
index ad41ea69001b..e7041816085a 100644
--- a/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
+++ b/tools/testing/selftests/breakpoints/breakpoint_test_arm64.c
@@ -145,7 +145,7 @@ static bool run_test(int wr_size, int wp_size, int wr, int wp)
if (ptrace(PTRACE_CONT, pid, NULL, NULL) < 0) {
ksft_print_msg(
- "ptrace(PTRACE_SINGLESTEP) failed: %s\n",
+ "ptrace(PTRACE_CONT) failed: %s\n",
strerror(errno));
return false;
}
@@ -159,7 +159,7 @@ static bool run_test(int wr_size, int wp_size, int wr, int wp)
}
alarm(0);
if (WIFEXITED(status)) {
- ksft_print_msg("child did not single-step\n");
+ ksft_print_msg("child exited prematurely\n");
return false;
}
if (!WIFSTOPPED(status)) {
diff --git a/tools/testing/selftests/breakpoints/step_after_suspend_test.c b/tools/testing/selftests/breakpoints/step_after_suspend_test.c
index b3ead29c6089..8d275f03e977 100644
--- a/tools/testing/selftests/breakpoints/step_after_suspend_test.c
+++ b/tools/testing/selftests/breakpoints/step_after_suspend_test.c
@@ -47,7 +47,7 @@ void child(int cpu)
_exit(0);
}
-bool run_test(int cpu)
+int run_test(int cpu)
{
int status;
pid_t pid = fork();
@@ -55,7 +55,7 @@ bool run_test(int cpu)
if (pid < 0) {
ksft_print_msg("fork() failed: %s\n", strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (pid == 0)
child(cpu);
@@ -63,73 +63,73 @@ bool run_test(int cpu)
wpid = waitpid(pid, &status, __WALL);
if (wpid != pid) {
ksft_print_msg("waitpid() failed: %s\n", strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (!WIFSTOPPED(status)) {
ksft_print_msg("child did not stop: %s\n", strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (WSTOPSIG(status) != SIGSTOP) {
ksft_print_msg("child did not stop with SIGSTOP: %s\n",
strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (ptrace(PTRACE_SINGLESTEP, pid, NULL, NULL) < 0) {
if (errno == EIO) {
- ksft_exit_skip(
+ ksft_print_msg(
"ptrace(PTRACE_SINGLESTEP) not supported on this architecture: %s\n",
strerror(errno));
+ return KSFT_SKIP;
}
ksft_print_msg("ptrace(PTRACE_SINGLESTEP) failed: %s\n",
strerror(errno));
- return false;
+ return KSFT_FAIL;
}
wpid = waitpid(pid, &status, __WALL);
if (wpid != pid) {
- ksft_print_msg("waitpid() failed: $s\n", strerror(errno));
- return false;
+ ksft_print_msg("waitpid() failed: %s\n", strerror(errno));
+ return KSFT_FAIL;
}
if (WIFEXITED(status)) {
ksft_print_msg("child did not single-step: %s\n",
strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (!WIFSTOPPED(status)) {
ksft_print_msg("child did not stop: %s\n", strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (WSTOPSIG(status) != SIGTRAP) {
ksft_print_msg("child did not stop with SIGTRAP: %s\n",
strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (ptrace(PTRACE_CONT, pid, NULL, NULL) < 0) {
ksft_print_msg("ptrace(PTRACE_CONT) failed: %s\n",
strerror(errno));
- return false;
+ return KSFT_FAIL;
}
wpid = waitpid(pid, &status, __WALL);
if (wpid != pid) {
ksft_print_msg("waitpid() failed: %s\n", strerror(errno));
- return false;
+ return KSFT_FAIL;
}
if (!WIFEXITED(status)) {
ksft_print_msg("child did not exit after PTRACE_CONT: %s\n",
strerror(errno));
- return false;
+ return KSFT_FAIL;
}
- return true;
+ return KSFT_PASS;
}
void suspend(void)
{
int power_state_fd;
- struct sigevent event = {};
int timerfd;
int err;
struct itimerspec spec = {};
@@ -152,7 +152,10 @@ void suspend(void)
if (err < 0)
ksft_exit_fail_msg("timerfd_settime() failed\n");
- if (write(power_state_fd, "mem", strlen("mem")) != strlen("mem"))
+ system("(echo mem > /sys/power/state) 2> /dev/null");
+
+ timerfd_gettime(timerfd, &spec);
+ if (spec.it_value.tv_sec != 0 || spec.it_value.tv_nsec != 0)
ksft_exit_fail_msg("Failed to enter Suspend state\n");
close(timerfd);
@@ -183,32 +186,38 @@ int main(int argc, char **argv)
}
}
+ err = sched_getaffinity(0, sizeof(available_cpus), &available_cpus);
+ if (err < 0)
+ ksft_exit_fail_msg("sched_getaffinity() failed\n");
+
for (cpu = 0; cpu < CPU_SETSIZE; cpu++) {
if (!CPU_ISSET(cpu, &available_cpus))
continue;
tests++;
}
- ksft_set_plan(tests);
if (do_suspend)
suspend();
- err = sched_getaffinity(0, sizeof(available_cpus), &available_cpus);
- if (err < 0)
- ksft_exit_fail_msg("sched_getaffinity() failed\n");
-
+ ksft_set_plan(tests);
for (cpu = 0; cpu < CPU_SETSIZE; cpu++) {
- bool test_success;
+ int test_success;
if (!CPU_ISSET(cpu, &available_cpus))
continue;
test_success = run_test(cpu);
- if (test_success) {
+ switch (test_success) {
+ case KSFT_PASS:
ksft_test_result_pass("CPU %d\n", cpu);
- } else {
+ break;
+ case KSFT_SKIP:
+ ksft_test_result_skip("CPU %d\n", cpu);
+ break;
+ case KSFT_FAIL:
ksft_test_result_fail("CPU %d\n", cpu);
succeeded = false;
+ break;
}
}