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-rw-r--r--tools/testing/selftests/clone3/clone3_selftests.h2
-rw-r--r--tools/testing/selftests/clone3/clone3_set_tid.c15
2 files changed, 13 insertions, 4 deletions
diff --git a/tools/testing/selftests/clone3/clone3_selftests.h b/tools/testing/selftests/clone3/clone3_selftests.h
index 1a270390766a..0e3dea58855f 100644
--- a/tools/testing/selftests/clone3/clone3_selftests.h
+++ b/tools/testing/selftests/clone3/clone3_selftests.h
@@ -29,6 +29,8 @@ struct clone_args {
static pid_t sys_clone3(struct clone_args *args, size_t size)
{
+ fflush(stdout);
+ fflush(stderr);
return syscall(__NR_clone3, args, size);
}
diff --git a/tools/testing/selftests/clone3/clone3_set_tid.c b/tools/testing/selftests/clone3/clone3_set_tid.c
index 3480e1c46983..e93369dcfe3b 100644
--- a/tools/testing/selftests/clone3/clone3_set_tid.c
+++ b/tools/testing/selftests/clone3/clone3_set_tid.c
@@ -30,6 +30,13 @@
static int pipe_1[2];
static int pipe_2[2];
+static void child_exit(int ret)
+{
+ fflush(stdout);
+ fflush(stderr);
+ _exit(ret);
+}
+
static int call_clone3_set_tid(pid_t *set_tid,
size_t set_tid_size,
int flags,
@@ -84,8 +91,8 @@ static int call_clone3_set_tid(pid_t *set_tid,
}
if (set_tid[0] != getpid())
- _exit(EXIT_FAILURE);
- _exit(exit_code);
+ child_exit(EXIT_FAILURE);
+ child_exit(exit_code);
}
if (expected_pid == 0 || expected_pid == pid) {
@@ -249,7 +256,7 @@ int main(int argc, char *argv[])
pid = fork();
if (pid == 0) {
ksft_print_msg("Child has PID %d\n", getpid());
- _exit(EXIT_SUCCESS);
+ child_exit(EXIT_SUCCESS);
}
if (waitpid(pid, &status, 0) < 0)
ksft_exit_fail_msg("Waiting for child %d failed", pid);
@@ -309,7 +316,7 @@ int main(int argc, char *argv[])
*/
test_clone3_set_tid(set_tid, 3, CLONE_NEWPID, 0, 42, true);
- _exit(ksft_cnt.ksft_pass);
+ child_exit(ksft_cnt.ksft_pass);
}
close(pipe_1[1]);