Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 | // SPDX-License-Identifier: GPL-2.0 #include <test_progs.h> #include "percpu_alloc_array.skel.h" #include "percpu_alloc_cgrp_local_storage.skel.h" #include "percpu_alloc_fail.skel.h" static void test_array(void) { struct percpu_alloc_array *skel; int err, prog_fd; LIBBPF_OPTS(bpf_test_run_opts, topts); skel = percpu_alloc_array__open(); if (!ASSERT_OK_PTR(skel, "percpu_alloc_array__open")) return; bpf_program__set_autoload(skel->progs.test_array_map_1, true); bpf_program__set_autoload(skel->progs.test_array_map_2, true); bpf_program__set_autoload(skel->progs.test_array_map_3, true); bpf_program__set_autoload(skel->progs.test_array_map_4, true); skel->bss->my_pid = getpid(); skel->rodata->nr_cpus = libbpf_num_possible_cpus(); err = percpu_alloc_array__load(skel); if (!ASSERT_OK(err, "percpu_alloc_array__load")) goto out; err = percpu_alloc_array__attach(skel); if (!ASSERT_OK(err, "percpu_alloc_array__attach")) goto out; prog_fd = bpf_program__fd(skel->progs.test_array_map_1); err = bpf_prog_test_run_opts(prog_fd, &topts); ASSERT_OK(err, "test_run array_map 1-4"); ASSERT_EQ(topts.retval, 0, "test_run array_map 1-4"); ASSERT_EQ(skel->bss->cpu0_field_d, 2, "cpu0_field_d"); ASSERT_EQ(skel->bss->sum_field_c, 1, "sum_field_c"); out: percpu_alloc_array__destroy(skel); } static void test_array_sleepable(void) { struct percpu_alloc_array *skel; int err, prog_fd; LIBBPF_OPTS(bpf_test_run_opts, topts); skel = percpu_alloc_array__open(); if (!ASSERT_OK_PTR(skel, "percpu_alloc__open")) return; bpf_program__set_autoload(skel->progs.test_array_map_10, true); skel->bss->my_pid = getpid(); skel->rodata->nr_cpus = libbpf_num_possible_cpus(); err = percpu_alloc_array__load(skel); if (!ASSERT_OK(err, "percpu_alloc_array__load")) goto out; err = percpu_alloc_array__attach(skel); if (!ASSERT_OK(err, "percpu_alloc_array__attach")) goto out; prog_fd = bpf_program__fd(skel->progs.test_array_map_10); err = bpf_prog_test_run_opts(prog_fd, &topts); ASSERT_OK(err, "test_run array_map_10"); ASSERT_EQ(topts.retval, 0, "test_run array_map_10"); ASSERT_EQ(skel->bss->cpu0_field_d, 2, "cpu0_field_d"); ASSERT_EQ(skel->bss->sum_field_c, 1, "sum_field_c"); out: percpu_alloc_array__destroy(skel); } static void test_cgrp_local_storage(void) { struct percpu_alloc_cgrp_local_storage *skel; int err, cgroup_fd, prog_fd; LIBBPF_OPTS(bpf_test_run_opts, topts); cgroup_fd = test__join_cgroup("/percpu_alloc"); if (!ASSERT_GE(cgroup_fd, 0, "join_cgroup /percpu_alloc")) return; skel = percpu_alloc_cgrp_local_storage__open(); if (!ASSERT_OK_PTR(skel, "percpu_alloc_cgrp_local_storage__open")) goto close_fd; skel->bss->my_pid = getpid(); skel->rodata->nr_cpus = libbpf_num_possible_cpus(); err = percpu_alloc_cgrp_local_storage__load(skel); if (!ASSERT_OK(err, "percpu_alloc_cgrp_local_storage__load")) goto destroy_skel; err = percpu_alloc_cgrp_local_storage__attach(skel); if (!ASSERT_OK(err, "percpu_alloc_cgrp_local_storage__attach")) goto destroy_skel; prog_fd = bpf_program__fd(skel->progs.test_cgrp_local_storage_1); err = bpf_prog_test_run_opts(prog_fd, &topts); ASSERT_OK(err, "test_run cgrp_local_storage 1-3"); ASSERT_EQ(topts.retval, 0, "test_run cgrp_local_storage 1-3"); ASSERT_EQ(skel->bss->cpu0_field_d, 2, "cpu0_field_d"); ASSERT_EQ(skel->bss->sum_field_c, 1, "sum_field_c"); destroy_skel: percpu_alloc_cgrp_local_storage__destroy(skel); close_fd: close(cgroup_fd); } static void test_failure(void) { RUN_TESTS(percpu_alloc_fail); } void test_percpu_alloc(void) { if (test__start_subtest("array")) test_array(); if (test__start_subtest("array_sleepable")) test_array_sleepable(); if (test__start_subtest("cgrp_local_storage")) test_cgrp_local_storage(); if (test__start_subtest("failure_tests")) test_failure(); } |