diff options
Diffstat (limited to 'include/jemalloc/internal/pages.h')
| -rw-r--r-- | include/jemalloc/internal/pages.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/jemalloc/internal/pages.h b/include/jemalloc/internal/pages.h index 28383b7..7dae633 100644 --- a/include/jemalloc/internal/pages.h +++ b/include/jemalloc/internal/pages.h @@ -58,6 +58,20 @@ static const bool pages_can_purge_forced = #endif ; +typedef enum { + thp_mode_default = 0, /* Do not change hugepage settings. */ + thp_mode_always = 1, /* Always set MADV_HUGEPAGE. */ + thp_mode_never = 2, /* Always set MADV_NOHUGEPAGE. */ + + thp_mode_names_limit = 3, /* Used for option processing. */ + thp_mode_not_supported = 3 /* No THP support detected. */ +} thp_mode_t; + +#define THP_MODE_DEFAULT thp_mode_default +extern thp_mode_t opt_thp; +extern thp_mode_t init_system_thp_mode; /* Initial system wide state. */ +extern const char *thp_mode_names[]; + void *pages_map(void *addr, size_t size, size_t alignment, bool *commit); void pages_unmap(void *addr, size_t size); bool pages_commit(void *addr, size_t size); @@ -66,6 +80,9 @@ bool pages_purge_lazy(void *addr, size_t size); bool pages_purge_forced(void *addr, size_t size); bool pages_huge(void *addr, size_t size); bool pages_nohuge(void *addr, size_t size); +bool pages_dontdump(void *addr, size_t size); +bool pages_dodump(void *addr, size_t size); bool pages_boot(void); +void pages_set_thp_state (void *ptr, size_t size); #endif /* JEMALLOC_INTERNAL_PAGES_EXTERNS_H */ |