// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2019 Facebook */ #include #include "fentry_test.skel.h" void test_fentry_test(void) { struct fentry_test *fentry_skel = NULL; int err, prog_fd, i; __u32 duration = 0, retval; __u64 *result; fentry_skel = fentry_test__open_and_load(); if (CHECK(!fentry_skel, "fentry_skel_load", "fentry skeleton failed\n")) goto cleanup; err = fentry_test__attach(fentry_skel); if (CHECK(err, "fentry_attach", "fentry attach failed: %d\n", err)) goto cleanup; prog_fd = bpf_program__fd(fentry_skel->progs.test1); err = bpf_prog_test_run(prog_fd, 1, NULL, 0, NULL, NULL, &retval, &duration); CHECK(err || retval, "test_run", "err %d errno %d retval %d duration %d\n", err, errno, retval, duration); result = (__u64 *)fentry_skel->bss; for (i = 0; i < 6; i++) { if (CHECK(result[i] != 1, "result", "fentry_test%d failed err %lld\n", i + 1, result[i])) goto cleanup; } cleanup: fentry_test__destroy(fentry_skel); }