xref: /linux/tools/perf/bench/bench.h (revision 2363088eba2ecccfb643725e4864af73c4226a04)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef BENCH_H
3 #define BENCH_H
4 
5 #include <sys/time.h>
6 
7 extern 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 
21 int bench_numa(int argc, const char **argv);
22 int bench_sched_messaging(int argc, const char **argv);
23 int bench_sched_pipe(int argc, const char **argv);
24 int bench_syscall_basic(int argc, const char **argv);
25 int bench_syscall_getpgid(int argc, const char **argv);
26 int bench_syscall_fork(int argc, const char **argv);
27 int bench_syscall_execve(int argc, const char **argv);
28 int bench_mem_memcpy(int argc, const char **argv);
29 int bench_mem_memset(int argc, const char **argv);
30 int bench_mem_find_bit(int argc, const char **argv);
31 int bench_futex_hash(int argc, const char **argv);
32 int bench_futex_wake(int argc, const char **argv);
33 int bench_futex_wake_parallel(int argc, const char **argv);
34 int bench_futex_requeue(int argc, const char **argv);
35 /* pi futexes */
36 int bench_futex_lock_pi(int argc, const char **argv);
37 int bench_epoll_wait(int argc, const char **argv);
38 int bench_epoll_ctl(int argc, const char **argv);
39 int bench_synthesize(int argc, const char **argv);
40 int bench_kallsyms_parse(int argc, const char **argv);
41 int bench_inject_build_id(int argc, const char **argv);
42 int bench_evlist_open_close(int argc, const char **argv);
43 int bench_breakpoint_thread(int argc, const char **argv);
44 int bench_breakpoint_enable(int argc, const char **argv);
45 int bench_pmu_scan(int argc, const char **argv);
46 
47 #define BENCH_FORMAT_DEFAULT_STR	"default"
48 #define BENCH_FORMAT_DEFAULT		0
49 #define BENCH_FORMAT_SIMPLE_STR		"simple"
50 #define BENCH_FORMAT_SIMPLE		1
51 
52 #define BENCH_FORMAT_UNKNOWN		-1
53 
54 extern int bench_format;
55 extern unsigned int bench_repeat;
56 
57 #ifndef HAVE_PTHREAD_ATTR_SETAFFINITY_NP
58 #include <pthread.h>
59 #include <linux/compiler.h>
60 static inline int pthread_attr_setaffinity_np(pthread_attr_t *attr __maybe_unused,
61 					      size_t cpusetsize __maybe_unused,
62 					      cpu_set_t *cpuset __maybe_unused)
63 {
64 	return 0;
65 }
66 #endif
67 
68 #endif
69