diff options
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/builtin-trace.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index f5aa6375e3e9..fd4853404727 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -16,6 +16,23 @@ #include <sys/mman.h> #include <linux/futex.h> +/* For older distros: */ +#ifndef MAP_STACK +# define MAP_STACK 0x20000 +#endif + +#ifndef MADV_HWPOISON +# define MADV_HWPOISON 100 +#endif + +#ifndef MADV_MERGEABLE +# define MADV_MERGEABLE 12 +#endif + +#ifndef MADV_UNMERGEABLE +# define MADV_UNMERGEABLE 13 +#endif + static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, unsigned long arg, u8 arg_idx __maybe_unused, |