tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef BENCH_H
3#define BENCH_H
4
5/*
6 * The madvise transparent hugepage constants were added in glibc
7 * 2.13. For compatibility with older versions of glibc, define these
8 * tokens if they are not already defined.
9 *
10 * PA-RISC uses different madvise values from other architectures and
11 * needs to be special-cased.
12 */
13#ifdef __hppa__
14# ifndef MADV_HUGEPAGE
15# define MADV_HUGEPAGE 67
16# endif
17# ifndef MADV_NOHUGEPAGE
18# define MADV_NOHUGEPAGE 68
19# endif
20#else
21# ifndef MADV_HUGEPAGE
22# define MADV_HUGEPAGE 14
23# endif
24# ifndef MADV_NOHUGEPAGE
25# define MADV_NOHUGEPAGE 15
26# endif
27#endif
28
29int bench_numa(int argc, const char **argv);
30int bench_sched_messaging(int argc, const char **argv);
31int bench_sched_pipe(int argc, const char **argv);
32int bench_mem_memcpy(int argc, const char **argv);
33int bench_mem_memset(int argc, const char **argv);
34int bench_futex_hash(int argc, const char **argv);
35int bench_futex_wake(int argc, const char **argv);
36int bench_futex_wake_parallel(int argc, const char **argv);
37int bench_futex_requeue(int argc, const char **argv);
38/* pi futexes */
39int bench_futex_lock_pi(int argc, const char **argv);
40
41int bench_epoll_wait(int argc, const char **argv);
42int bench_epoll_ctl(int argc, const char **argv);
43
44#define BENCH_FORMAT_DEFAULT_STR "default"
45#define BENCH_FORMAT_DEFAULT 0
46#define BENCH_FORMAT_SIMPLE_STR "simple"
47#define BENCH_FORMAT_SIMPLE 1
48
49#define BENCH_FORMAT_UNKNOWN -1
50
51extern int bench_format;
52extern unsigned int bench_repeat;
53
54#ifndef HAVE_PTHREAD_ATTR_SETAFFINITY_NP
55#include <pthread.h>
56#include <linux/compiler.h>
57static inline int pthread_attr_setaffinity_np(pthread_attr_t *attr __maybe_unused,
58 size_t cpusetsize __maybe_unused,
59 cpu_set_t *cpuset __maybe_unused)
60{
61 return 0;
62}
63#endif
64
65#endif