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 #if defined(__ANDROID__)
10 #define DIRTY_DECAY_MS_DEFAULT	ZD(0)
11 #define MUZZY_DECAY_MS_DEFAULT	ZD(0)
12 #else
13 #define DIRTY_DECAY_MS_DEFAULT	ZD(10 * 1000)
14 #define MUZZY_DECAY_MS_DEFAULT	ZD(10 * 1000)
15 #endif
16 /* Number of event ticks between time checks. */
17 #define DECAY_NTICKS_PER_UPDATE	1000
18 
19 typedef struct arena_slab_data_s arena_slab_data_t;
20 typedef struct arena_decay_s arena_decay_t;
21 typedef struct arena_s arena_t;
22 typedef struct arena_tdata_s arena_tdata_t;
23 typedef struct alloc_ctx_s alloc_ctx_t;
24 
25 typedef enum {
26 	percpu_arena_mode_names_base   = 0, /* Used for options processing. */
27 
28 	/*
29 	 * *_uninit are used only during bootstrapping, and must correspond
30 	 * to initialized variant plus percpu_arena_mode_enabled_base.
31 	 */
32 	percpu_arena_uninit            = 0,
33 	per_phycpu_arena_uninit        = 1,
34 
35 	/* All non-disabled modes must come after percpu_arena_disabled. */
36 	percpu_arena_disabled          = 2,
37 
38 	percpu_arena_mode_names_limit  = 3, /* Used for options processing. */
39 	percpu_arena_mode_enabled_base = 3,
40 
41 	percpu_arena                   = 3,
42 	per_phycpu_arena               = 4  /* Hyper threads share arena. */
43 } percpu_arena_mode_t;
44 
45 #define PERCPU_ARENA_ENABLED(m)	((m) >= percpu_arena_mode_enabled_base)
46 #define PERCPU_ARENA_DEFAULT	percpu_arena_disabled
47 
48 #endif /* JEMALLOC_INTERNAL_ARENA_TYPES_H */
49