1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __TRACE_HELPER_H
 3#define __TRACE_HELPER_H
 4
 5#include <bpf/libbpf.h>
 6
 7struct ksym {
 8	long addr;
 9	char *name;
10};
11
12int load_kallsyms(void);
13struct ksym *ksym_search(long key);
14long ksym_get_addr(const char *name);
15
16/* open kallsyms and find addresses on the fly, faster than load + search. */
17int kallsyms_find(const char *sym, unsigned long long *addr);
18
19void read_trace_pipe(void);
20
21#endif