Cregit: Linux 6.2: trace

Contributors: 8
Author	Tokens	Token Proportion	Commits	Commit Proportion
Alexei Starovoitov	35	38.04%	4	28.57%
Andrii Nakryiko	22	23.91%	3	21.43%
Yonghong Song	15	16.30%	2	14.29%
Hao Luo	10	10.87%	1	7.14%
Jiri Olsa	6	6.52%	1	7.14%
Jakub Kiciński	2	2.17%	1	7.14%
Toke Höiland-Jörgensen	1	1.09%	1	7.14%
Greg Kroah-Hartman	1	1.09%	1	7.14%
Total	92		14

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACE_HELPER_H
#define __TRACE_HELPER_H

#include <bpf/libbpf.h>

struct ksym {
	long addr;
	char *name;
};

int load_kallsyms(void);
int load_kallsyms_refresh(void);

struct ksym *ksym_search(long key);
long ksym_get_addr(const char *name);

/* open kallsyms and find addresses on the fly, faster than load + search. */
int kallsyms_find(const char *sym, unsigned long long *addr);

void read_trace_pipe(void);

ssize_t get_uprobe_offset(const void *addr);
ssize_t get_rel_offset(uintptr_t addr);

#endif

trace_helpers.h