linux/linux-5.4.31/tools/testing/selftests/bpf/prog_tests/reference_tracking.c

40 lines
921 B
C

// SPDX-License-Identifier: GPL-2.0
#include <test_progs.h>
void test_reference_tracking(void)
{
const char *file = "./test_sk_lookup_kern.o";
struct bpf_object *obj;
struct bpf_program *prog;
__u32 duration = 0;
int err = 0;
obj = bpf_object__open(file);
if (CHECK_FAIL(IS_ERR(obj)))
return;
bpf_object__for_each_program(prog, obj) {
const char *title;
/* Ignore .text sections */
title = bpf_program__title(prog, false);
if (strstr(title, ".text") != NULL)
continue;
bpf_program__set_type(prog, BPF_PROG_TYPE_SCHED_CLS);
/* Expect verifier failure if test name has 'fail' */
if (strstr(title, "fail") != NULL) {
libbpf_print_fn_t old_print_fn;
old_print_fn = libbpf_set_print(NULL);
err = !bpf_program__load(prog, "GPL", 0);
libbpf_set_print(old_print_fn);
} else {
err = bpf_program__load(prog, "GPL", 0);
}
CHECK(err, title, "\n");
}
bpf_object__close(obj);
}