17cccee42SAndrii Nakryiko // SPDX-License-Identifier: GPL-2.0 27cccee42SAndrii Nakryiko // Copyright (c) 2020 Facebook 37cccee42SAndrii Nakryiko #include <linux/bpf.h> 47cccee42SAndrii Nakryiko #include <bpf/bpf_helpers.h> 57cccee42SAndrii Nakryiko 67cccee42SAndrii Nakryiko int calls = 0; 77cccee42SAndrii Nakryiko int alt_calls = 0; 87cccee42SAndrii Nakryiko 9*15669e1dSAndrii Nakryiko SEC("cgroup_skb/egress") egress(struct __sk_buff * skb)107cccee42SAndrii Nakryikoint egress(struct __sk_buff *skb) 117cccee42SAndrii Nakryiko { 127cccee42SAndrii Nakryiko __sync_fetch_and_add(&calls, 1); 137cccee42SAndrii Nakryiko return 1; 147cccee42SAndrii Nakryiko } 157cccee42SAndrii Nakryiko 16*15669e1dSAndrii Nakryiko SEC("cgroup_skb/egress") egress_alt(struct __sk_buff * skb)177cccee42SAndrii Nakryikoint egress_alt(struct __sk_buff *skb) 187cccee42SAndrii Nakryiko { 197cccee42SAndrii Nakryiko __sync_fetch_and_add(&alt_calls, 1); 207cccee42SAndrii Nakryiko return 1; 217cccee42SAndrii Nakryiko } 227cccee42SAndrii Nakryiko 237cccee42SAndrii Nakryiko char _license[] SEC("license") = "GPL"; 247cccee42SAndrii Nakryiko 25