tools/perf/bench/bench.h

   1 #ifndef BENCH_H
   2 #define BENCH_H
   3
   4 /*
   5  * The madvise transparent hugepage constants were added in glibc
   6  * 2.13. For compatibility with older versions of glibc, define these
   7  * tokens if they are not already defined.
   8  *
   9  * PA-RISC uses different madvise values from other architectures and
  10  * needs to be special-cased.
  11  */
  12 #ifdef __hppa__
  13 # ifndef MADV_HUGEPAGE
  14 #  define MADV_HUGEPAGE         67
  15 # endif
  16 # ifndef MADV_NOHUGEPAGE
  17 #  define MADV_NOHUGEPAGE       68
  18 # endif
  19 #else
  20 # ifndef MADV_HUGEPAGE
  21 #  define MADV_HUGEPAGE         14
  22 # endif
  23 # ifndef MADV_NOHUGEPAGE
  24 #  define MADV_NOHUGEPAGE       15
  25 # endif
  26 #endif
  27
  28 extern int bench_numa(int argc, const char **argv, const char *prefix);
  29 extern int bench_sched_messaging(int argc, const char **argv, const char *prefix);
  30 extern int bench_sched_pipe(int argc, const char **argv, const char *prefix);
  31 extern int bench_mem_memcpy(int argc, const char **argv,
  32                             const char *prefix __maybe_unused);
  33 extern int bench_mem_memset(int argc, const char **argv, const char *prefix);
  34 extern int bench_futex_hash(int argc, const char **argv, const char *prefix);
  35 extern int bench_futex_wake(int argc, const char **argv, const char *prefix);
  36 extern int bench_futex_wake_parallel(int argc, const char **argv,
  37                                      const char *prefix);
  38 extern int bench_futex_requeue(int argc, const char **argv, const char *prefix);
  39 /* pi futexes */
  40 extern int bench_futex_lock_pi(int argc, const char **argv, const char *prefix);
  41
  42 #define BENCH_FORMAT_DEFAULT_STR        "default"
  43 #define BENCH_FORMAT_DEFAULT            0
  44 #define BENCH_FORMAT_SIMPLE_STR         "simple"
  45 #define BENCH_FORMAT_SIMPLE             1
  46
  47 #define BENCH_FORMAT_UNKNOWN            -1
  48
  49 extern int bench_format;
  50 extern unsigned int bench_repeat;
  51
  52 #endif