diff options
Diffstat (limited to 'tools/perf/util/map.c')
| -rw-r--r-- | tools/perf/util/map.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 0c54adb07ae9..d51a1257973b 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -6,6 +6,7 @@ #include <string.h> #include <stdio.h> #include <unistd.h> +#include <sys/mman.h> #include "map.h" #include "thread.h" #include "strlist.h" @@ -24,9 +25,15 @@ const char *map_type__name[MAP__NR_TYPES] = { [MAP__VARIABLE] = "Variables", }; -static inline int is_anon_memory(const char *filename) +static inline int is_anon_memory(const char *filename, u32 flags) { - return !strcmp(filename, "//anon") || + u32 anon_flags = 0; + +#ifdef MAP_HUGETLB + anon_flags |= MAP_HUGETLB; +#endif + return flags & anon_flags || + !strcmp(filename, "//anon") || !strncmp(filename, "/dev/zero", sizeof("/dev/zero") - 1) || !strncmp(filename, "/anon_hugepage", sizeof("/anon_hugepage") - 1); } @@ -155,7 +162,7 @@ struct map *map__new(struct machine *machine, u64 start, u64 len, int anon, no_dso, vdso, android; android = is_android_lib(filename); - anon = is_anon_memory(filename); + anon = is_anon_memory(filename, flags); vdso = is_vdso_map(filename); no_dso = is_no_dso_memory(filename); |