1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright (C) 2023 Yafang Shao <laoar.shao@gmail.com> */ 3 4 #include "vmlinux.h" 5 #include <bpf/bpf_tracing.h> 6 7 char tp_name[128]; 8 9 SEC("lsm.s/bpf") 10 int BPF_PROG(lsm_run, int cmd, union bpf_attr *attr, unsigned int size) 11 { 12 switch (cmd) { 13 case BPF_RAW_TRACEPOINT_OPEN: 14 bpf_copy_from_user(tp_name, sizeof(tp_name) - 1, 15 (void *)attr->raw_tracepoint.name); 16 break; 17 default: 18 break; 19 } 20 return 0; 21 } 22 23 SEC("raw_tracepoint") 24 int BPF_PROG(raw_tp_run) 25 { 26 return 0; 27 } 28 29 char _license[] SEC("license") = "GPL"; 30