| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright (c) 2021 Isovalent, Inc. */ |
| #include <linux/bpf.h> |
| #include <bpf/bpf_helpers.h> |
| |
| struct inner { |
| __uint(type, BPF_MAP_TYPE_ARRAY); |
| __type(key, __u32); |
| __type(value, int); |
| __uint(max_entries, 4); |
| }; |
| |
| struct { |
| __uint(type, BPF_MAP_TYPE_ARRAY_OF_MAPS); |
| __uint(max_entries, 0); /* This will make map creation to fail */ |
| __uint(key_size, sizeof(__u32)); |
| __array(values, struct inner); |
| } mim SEC(".maps"); |
| |
| SEC("xdp") |
| int xdp_noop0(struct xdp_md *ctx) |
| { |
| return XDP_PASS; |
| } |
| |
| char _license[] SEC("license") = "GPL"; |
