1 #ifndef JEMALLOC_INTERNAL_ARENA_TYPES_H 2 #define JEMALLOC_INTERNAL_ARENA_TYPES_H 3 4 /* Maximum number of regions in one slab. */ 5 #define LG_SLAB_MAXREGS (LG_PAGE - LG_TINY_MIN) 6 #define SLAB_MAXREGS (1U << LG_SLAB_MAXREGS) 7 8 /* Default decay times in milliseconds. */ 9 #define DIRTY_DECAY_MS_DEFAULT ZD(10 * 1000) 10 #define MUZZY_DECAY_MS_DEFAULT ZD(10 * 1000) 11 /* Number of event ticks between time checks. */ 12 #define DECAY_NTICKS_PER_UPDATE 1000 13 14 typedef struct arena_slab_data_s arena_slab_data_t; 15 typedef struct arena_decay_s arena_decay_t; 16 typedef struct arena_s arena_t; 17 typedef struct arena_tdata_s arena_tdata_t; 18 typedef struct alloc_ctx_s alloc_ctx_t; 19 20 typedef enum { 21 percpu_arena_mode_names_base = 0, /* Used for options processing. */ 22 23 /* 24 * *_uninit are used only during bootstrapping, and must correspond 25 * to initialized variant plus percpu_arena_mode_enabled_base. 26 */ 27 percpu_arena_uninit = 0, 28 per_phycpu_arena_uninit = 1, 29 30 /* All non-disabled modes must come after percpu_arena_disabled. */ 31 percpu_arena_disabled = 2, 32 33 percpu_arena_mode_names_limit = 3, /* Used for options processing. */ 34 percpu_arena_mode_enabled_base = 3, 35 36 percpu_arena = 3, 37 per_phycpu_arena = 4 /* Hyper threads share arena. */ 38 } percpu_arena_mode_t; 39 40 #define PERCPU_ARENA_ENABLED(m) ((m) >= percpu_arena_mode_enabled_base) 41 #define PERCPU_ARENA_DEFAULT percpu_arena_disabled 42 43 #endif /* JEMALLOC_INTERNAL_ARENA_TYPES_H */ 44