1 #ifndef JEMALLOC_INTERNAL_EXTENT_TYPES_H 2 #define JEMALLOC_INTERNAL_EXTENT_TYPES_H 3 4 typedef struct extent_s extent_t; 5 typedef struct extents_s extents_t; 6 7 typedef struct extent_util_stats_s extent_util_stats_t; 8 typedef struct extent_util_stats_verbose_s extent_util_stats_verbose_t; 9 10 #define EXTENT_HOOKS_INITIALIZER NULL 11 12 /* 13 * When reuse (and split) an active extent, (1U << opt_lg_extent_max_active_fit) 14 * is the max ratio between the size of the active extent and the new extent. 15 */ 16 #define LG_EXTENT_MAX_ACTIVE_FIT_DEFAULT 6 17 18 typedef enum { 19 EXTENT_NOT_HEAD, 20 EXTENT_IS_HEAD /* Only relevant for Windows && opt.retain. */ 21 } extent_head_state_t; 22 23 #endif /* JEMALLOC_INTERNAL_EXTENT_TYPES_H */ 24