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// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2023 Meta Platforms, Inc. and affiliates. */
#include <test_progs.h>
#include "cpumask_failure.skel.h"
#include "cpumask_success.skel.h"
static const char * const cpumask_success_testcases[] = {
"test_alloc_free_cpumask",
"test_set_clear_cpu",
"test_setall_clear_cpu",
"test_first_firstzero_cpu",
"test_firstand_nocpu",
"test_test_and_set_clear",
"test_and_or_xor",
"test_intersects_subset",
"test_copy_any_anyand",
"test_insert_leave",
"test_insert_remove_release",
"test_global_mask_rcu",
"test_global_mask_array_one_rcu",
"test_global_mask_array_rcu",
"test_global_mask_array_l2_rcu",
"test_global_mask_nested_rcu",
"test_global_mask_nested_deep_rcu",
"test_cpumask_weight",
};
static void verify_success(const char *prog_name)
{
struct cpumask_success *skel;
struct bpf_program *prog;
struct bpf_link *link = NULL;
pid_t child_pid;
int status, err;
skel = cpumask_success__open();
if (!ASSERT_OK_PTR(skel, "cpumask_success__open"))
return;
skel->bss->pid = getpid();
skel->bss->nr_cpus = libbpf_num_possible_cpus();
err = cpumask_success__load(skel);
if (!ASSERT_OK(err, "cpumask_success__load"))
goto cleanup;
prog = bpf_object__find_program_by_name(skel->obj, prog_name);
if (!ASSERT_OK_PTR(prog, "bpf_object__find_program_by_name"))
goto cleanup;
link = bpf_program__attach(prog);
if (!ASSERT_OK_PTR(link, "bpf_program__attach"))
goto cleanup;
child_pid = fork();
if (!ASSERT_GT(child_pid, -1, "child_pid"))
goto cleanup;
if (child_pid == 0)
_exit(0);
waitpid(child_pid, &status, 0);
ASSERT_OK(skel->bss->err, "post_wait_err");
cleanup:
bpf_link__destroy(link);
cpumask_success__destroy(skel);
}
void test_cpumask(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(cpumask_success_testcases); i++) {
if (!test__start_subtest(cpumask_success_testcases[i]))
continue;
verify_success(cpumask_success_testcases[i]);
}
RUN_TESTS(cpumask_success);
RUN_TESTS(cpumask_failure);
}
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