xref: /kernel/linux/linux-5.10/tools/perf/bench/bench.h (revision 8c2ecf20)
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef BENCH_H
3#define BENCH_H
4
5#include <sys/time.h>
6
7extern struct timeval bench__start, bench__end, bench__runtime;
8
9/*
10 * The madvise transparent hugepage constants were added in glibc
11 * 2.13. For compatibility with older versions of glibc, define these
12 * tokens if they are not already defined.
13 */
14# ifndef MADV_HUGEPAGE
15#  define MADV_HUGEPAGE		14
16# endif
17# ifndef MADV_NOHUGEPAGE
18#  define MADV_NOHUGEPAGE	15
19# endif
20
21int bench_numa(int argc, const char **argv);
22int bench_sched_messaging(int argc, const char **argv);
23int bench_sched_pipe(int argc, const char **argv);
24int bench_syscall_basic(int argc, const char **argv);
25int bench_mem_memcpy(int argc, const char **argv);
26int bench_mem_memset(int argc, const char **argv);
27int bench_mem_find_bit(int argc, const char **argv);
28int bench_futex_hash(int argc, const char **argv);
29int bench_futex_wake(int argc, const char **argv);
30int bench_futex_wake_parallel(int argc, const char **argv);
31int bench_futex_requeue(int argc, const char **argv);
32/* pi futexes */
33int bench_futex_lock_pi(int argc, const char **argv);
34int bench_epoll_wait(int argc, const char **argv);
35int bench_epoll_ctl(int argc, const char **argv);
36int bench_synthesize(int argc, const char **argv);
37int bench_kallsyms_parse(int argc, const char **argv);
38int bench_inject_build_id(int argc, const char **argv);
39
40#define BENCH_FORMAT_DEFAULT_STR	"default"
41#define BENCH_FORMAT_DEFAULT		0
42#define BENCH_FORMAT_SIMPLE_STR		"simple"
43#define BENCH_FORMAT_SIMPLE		1
44
45#define BENCH_FORMAT_UNKNOWN		-1
46
47extern int bench_format;
48extern unsigned int bench_repeat;
49
50#ifndef HAVE_PTHREAD_ATTR_SETAFFINITY_NP
51#include <pthread.h>
52#include <linux/compiler.h>
53static inline int pthread_attr_setaffinity_np(pthread_attr_t *attr __maybe_unused,
54					      size_t cpusetsize __maybe_unused,
55					      cpu_set_t *cpuset __maybe_unused)
56{
57	return 0;
58}
59#endif
60
61#endif
62