// SPDX-License-Identifier: GPL-2.0 /* Copyright (C) 2023. Huawei Technologies Co., Ltd */ #define _GNU_SOURCE #include <sched.h> #include <pthread.h> #include <stdbool.h> #include <bpf/btf.h> #include <test_progs.h> #include "test_bpf_ma.skel.h" static void do_bpf_ma_test(const char *name) { struct test_bpf_ma *skel; struct bpf_program *prog; struct btf *btf; int i, err, id; char tname[32]; skel = test_bpf_ma__open(); if (!ASSERT_OK_PTR(skel, "open")) return; btf = bpf_object__btf(skel->obj); if (!ASSERT_OK_PTR(btf, "btf")) goto out; for (i = 0; i < ARRAY_SIZE(skel->rodata->data_sizes); i++) { snprintf(tname, sizeof(tname), "bin_data_%u", skel->rodata->data_sizes[i]); id = btf__find_by_name_kind(btf, tname, BTF_KIND_STRUCT); if (!ASSERT_GT(id, 0, tname)) goto out; skel->rodata->data_btf_ids[i] = id; } for (i = 0; i < ARRAY_SIZE(skel->rodata->percpu_data_sizes); i++) { snprintf(tname, sizeof(tname), "percpu_bin_data_%u", skel->rodata->percpu_data_sizes[i]); id = btf__find_by_name_kind(btf, tname, BTF_KIND_STRUCT); if (!ASSERT_GT(id, 0, tname)) goto out; skel->rodata->percpu_data_btf_ids[i] = id; } prog = bpf_object__find_program_by_name(skel->obj, name); if (!ASSERT_OK_PTR(prog, "invalid prog name")) goto out; bpf_program__set_autoload(prog, true); err = test_bpf_ma__load(skel); if (!ASSERT_OK(err, "load")) goto out; err = test_bpf_ma__attach(skel); if (!ASSERT_OK(err, "attach")) goto out; skel->bss->pid = getpid(); usleep(1); ASSERT_OK(skel->bss->err, "test error"); out: test_bpf_ma__destroy(skel); } void test_test_bpf_ma(void) { if (test__start_subtest("batch_alloc_free")) do_bpf_ma_test("test_batch_alloc_free"); if (test__start_subtest("free_through_map_free")) do_bpf_ma_test("test_free_through_map_free"); if (test__start_subtest("batch_percpu_alloc_free")) do_bpf_ma_test("test_batch_percpu_alloc_free"); if (test__start_subtest("percpu_free_through_map_free")) do_bpf_ma_test("test_percpu_free_through_map_free"); }