bpf_fd_array_map_lookup_elem  686 include/linux/bpf.h int bpf_fd_array_map_lookup_elem(struct bpf_map *map, void *key, u32 *value);
bpf_fd_array_map_lookup_elem  809 kernel/bpf/syscall.c 		err = bpf_fd_array_map_lookup_elem(map, key, value);