1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright (c) 2026 Meta Platforms, Inc. and affiliates. */ 3 #include <linux/bpf.h> 4 #include <bpf/bpf_helpers.h> 5 #include <bpf/bpf_tracing.h> 6 7 SEC("fentry") 8 int BPF_PROG(fentry_test_arena, unsigned long long *st_ops_ctx) 9 { 10 return 0; 11 } 12 13 SEC("fexit") 14 int BPF_PROG(fexit_test_arena, unsigned long long *st_ops_ctx, int ret) 15 { 16 return 0; 17 } 18 19 SEC("freplace") 20 int freplace_test_arena(unsigned long long *st_ops_ctx) 21 { 22 return 0; 23 } 24 25 char _license[] SEC("license") = "GPL"; 26