test_xdp_with_devmap_frags_helpers.c

 1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/bpf.h>
 3#include <bpf/bpf_helpers.h>
 4
 5struct {
 6	__uint(type, BPF_MAP_TYPE_DEVMAP);
 7	__uint(key_size, sizeof(__u32));
 8	__uint(value_size, sizeof(struct bpf_devmap_val));
 9	__uint(max_entries, 4);
10} dm_ports SEC(".maps");
11
12/* valid program on DEVMAP entry via SEC name;
13 * has access to egress and ingress ifindex
14 */
15SEC("xdp/devmap")
16int xdp_dummy_dm(struct xdp_md *ctx)
17{
18	return XDP_PASS;
19}
20
21SEC("xdp.frags/devmap")
22int xdp_dummy_dm_frags(struct xdp_md *ctx)
23{
24	return XDP_PASS;
25}
26
27char _license[] SEC("license") = "GPL";