1 #ifndef JEMALLOC_INTERNAL_BACKGROUND_THREAD_EXTERNS_H
2 #define JEMALLOC_INTERNAL_BACKGROUND_THREAD_EXTERNS_H
3 
4 extern bool opt_background_thread;
5 extern size_t opt_max_background_threads;
6 extern malloc_mutex_t background_thread_lock;
7 extern atomic_b_t background_thread_enabled_state;
8 extern size_t n_background_threads;
9 extern size_t max_background_threads;
10 extern background_thread_info_t *background_thread_info;
11 extern bool can_enable_background_thread;
12 
13 bool background_thread_create(tsd_t *tsd, unsigned arena_ind);
14 bool background_threads_enable(tsd_t *tsd);
15 bool background_threads_disable(tsd_t *tsd);
16 void background_thread_interval_check(tsdn_t *tsdn, arena_t *arena,
17     arena_decay_t *decay, size_t npages_new);
18 void background_thread_prefork0(tsdn_t *tsdn);
19 void background_thread_prefork1(tsdn_t *tsdn);
20 void background_thread_postfork_parent(tsdn_t *tsdn);
21 void background_thread_postfork_child(tsdn_t *tsdn);
22 bool background_thread_stats_read(tsdn_t *tsdn,
23     background_thread_stats_t *stats);
24 void background_thread_ctl_init(tsdn_t *tsdn);
25 
26 #ifdef JEMALLOC_PTHREAD_CREATE_WRAPPER
27 extern int pthread_create_wrapper(pthread_t *__restrict, const pthread_attr_t *,
28     void *(*)(void *), void *__restrict);
29 #endif
30 bool background_thread_boot0(void);
31 bool background_thread_boot1(tsdn_t *tsdn);
32 
33 #endif /* JEMALLOC_INTERNAL_BACKGROUND_THREAD_EXTERNS_H */
34