| #include <sys/resource.h> |
| int main(int ac, char **argv) |
| struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; |
| long key, next_key, value; |
| snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]); |
| setrlimit(RLIMIT_MEMLOCK, &r); |
| printf("failed to process /proc/kallsyms\n"); |
| if (load_bpf_file(filename)) { |
| printf("%s", bpf_log_buf); |
| for (i = 0; i < 5; i++) { |
| printf("kprobing funcs:"); |
| while (bpf_get_next_key(map_fd[0], &key, &next_key) == 0) { |
| bpf_lookup_elem(map_fd[0], &next_key, &value); |
| assert(next_key == value); |
| sym = ksym_search(value); |
| printf(" %s", sym->name); |
| while (bpf_get_next_key(map_fd[0], &key, &next_key) == 0) |
| bpf_delete_elem(map_fd[0], &next_key); |