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-rw-r--r--tools/testing/selftests/bpf/get_cgroup_id_user.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/get_cgroup_id_user.c b/tools/testing/selftests/bpf/get_cgroup_id_user.c
index b8d6aef99db4..99628e1a1e58 100644
--- a/tools/testing/selftests/bpf/get_cgroup_id_user.c
+++ b/tools/testing/selftests/bpf/get_cgroup_id_user.c
@@ -57,6 +57,10 @@ int main(int argc, char **argv)
__u32 key = 0, pid;
int exit_code = 1;
char buf[256];
+ const struct timespec req = {
+ .tv_sec = 1,
+ .tv_nsec = 0,
+ };
cgroup_fd = cgroup_setup_and_join(TEST_CGROUP);
if (CHECK(cgroup_fd < 0, "cgroup_setup_and_join", "err %d errno %d\n", cgroup_fd, errno))
@@ -115,7 +119,7 @@ int main(int argc, char **argv)
goto close_pmu;
/* trigger some syscalls */
- sleep(1);
+ syscall(__NR_nanosleep, &req, NULL);
err = bpf_map_lookup_elem(cgidmap_fd, &key, &kcgid);
if (CHECK(err, "bpf_map_lookup_elem", "err %d errno %d\n", err, errno))