1*f88da2d4SHou Tao // SPDX-License-Identifier: GPL-2.0
2*f88da2d4SHou Tao /* Copyright (C) 2023. Huawei Technologies Co., Ltd */
3*f88da2d4SHou Tao #include <linux/bpf.h>
4*f88da2d4SHou Tao #include <bpf/bpf_helpers.h>
5*f88da2d4SHou Tao 
6*f88da2d4SHou Tao char _license[] SEC("license") = "GPL";
7*f88da2d4SHou Tao 
8*f88da2d4SHou Tao struct htab_val {
9*f88da2d4SHou Tao 	struct bpf_spin_lock lock;
10*f88da2d4SHou Tao 	unsigned int data;
11*f88da2d4SHou Tao };
12*f88da2d4SHou Tao 
13*f88da2d4SHou Tao struct {
14*f88da2d4SHou Tao 	__uint(type, BPF_MAP_TYPE_HASH);
15*f88da2d4SHou Tao 	__uint(max_entries, 64);
16*f88da2d4SHou Tao 	__type(key, unsigned int);
17*f88da2d4SHou Tao 	__type(value, struct htab_val);
18*f88da2d4SHou Tao 	__uint(map_flags, BPF_F_NO_PREALLOC);
19*f88da2d4SHou Tao } htab SEC(".maps");
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