// SPDX-License-Identifier: GPL-2.0 #include <linux/bpf.h> #include <bpf/bpf_helpers.h> #include <bpf/bpf_tracing.h> #define MAX_ENTRIES 100000000 struct trie_key { __u32 prefixlen; __u32 data; }; struct { __uint(type, BPF_MAP_TYPE_LPM_TRIE); __type(key, struct trie_key); __type(value, __u32); __uint(map_flags, BPF_F_NO_PREALLOC); __uint(max_entries, MAX_ENTRIES); } trie_free_map SEC(".maps");