diff options
Diffstat (limited to '')
-rw-r--r-- | tools/testing/selftests/bpf/prog_tests/reference_tracking.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/reference_tracking.c b/tools/testing/selftests/bpf/prog_tests/reference_tracking.c new file mode 100644 index 000000000..ac1ee10cf --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/reference_tracking.c @@ -0,0 +1,52 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <test_progs.h> + +void test_reference_tracking(void) +{ + const char *file = "test_sk_lookup_kern.o"; + const char *obj_name = "ref_track"; + DECLARE_LIBBPF_OPTS(bpf_object_open_opts, open_opts, + .object_name = obj_name, + .relaxed_maps = true, + ); + struct bpf_object *obj; + struct bpf_program *prog; + __u32 duration = 0; + int err = 0; + + obj = bpf_object__open_file(file, &open_opts); + if (CHECK_FAIL(IS_ERR(obj))) + return; + + if (CHECK(strcmp(bpf_object__name(obj), obj_name), "obj_name", + "wrong obj name '%s', expected '%s'\n", + bpf_object__name(obj), obj_name)) + goto cleanup; + + bpf_object__for_each_program(prog, obj) { + const char *title; + + /* Ignore .text sections */ + title = bpf_program__section_name(prog); + if (strstr(title, ".text") != NULL) + continue; + + if (!test__start_subtest(title)) + continue; + + /* 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"); + } + +cleanup: + bpf_object__close(obj); +} |