diff options
Diffstat (limited to 'samples/bpf/spintest_user.c')
| -rw-r--r-- | samples/bpf/spintest_user.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/samples/bpf/spintest_user.c b/samples/bpf/spintest_user.c index aadac14f748a..55971edb1088 100644 --- a/samples/bpf/spintest_user.c +++ b/samples/bpf/spintest_user.c @@ -9,13 +9,12 @@ int main(int ac, char **argv) { - char filename[256], symbol[256]; struct bpf_object *obj = NULL; struct bpf_link *links[20]; long key, next_key, value; struct bpf_program *prog; int map_fd, i, j = 0; - const char *section; + char filename[256]; struct ksym *sym; if (load_kallsyms()) { @@ -23,7 +22,7 @@ int main(int ac, char **argv) return 2; } - snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]); + snprintf(filename, sizeof(filename), "%s.bpf.o", argv[0]); obj = bpf_object__open_file(filename, NULL); if (libbpf_get_error(obj)) { fprintf(stderr, "ERROR: opening BPF object file failed\n"); @@ -44,20 +43,13 @@ int main(int ac, char **argv) } bpf_object__for_each_program(prog, obj) { - section = bpf_program__section_name(prog); - if (sscanf(section, "kprobe/%s", symbol) != 1) - continue; - - /* Attach prog only when symbol exists */ - if (ksym_get_addr(symbol)) { - links[j] = bpf_program__attach(prog); - if (libbpf_get_error(links[j])) { - fprintf(stderr, "bpf_program__attach failed\n"); - links[j] = NULL; - goto cleanup; - } - j++; + links[j] = bpf_program__attach(prog); + if (libbpf_get_error(links[j])) { + fprintf(stderr, "bpf_program__attach failed\n"); + links[j] = NULL; + goto cleanup; } + j++; } for (i = 0; i < 5; i++) { |