2017-03-18 03:42:33 +08:00
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#ifndef JEMALLOC_INTERNAL_BACKGROUND_THREAD_EXTERNS_H
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#define JEMALLOC_INTERNAL_BACKGROUND_THREAD_EXTERNS_H
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extern bool opt_background_thread;
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extern malloc_mutex_t background_thread_lock;
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extern atomic_b_t background_thread_enabled_state;
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extern size_t n_background_threads;
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extern background_thread_info_t *background_thread_info;
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bool background_thread_create(tsd_t *tsd, unsigned arena_ind);
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bool background_threads_init(tsd_t *tsd);
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bool background_threads_enable(tsd_t *tsd);
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bool background_threads_disable(tsd_t *tsd);
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bool background_threads_disable_single(tsd_t *tsd,
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background_thread_info_t *info);
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void background_thread_interval_check(tsdn_t *tsdn, arena_t *arena,
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arena_decay_t *decay, size_t npages_new);
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void background_thread_prefork0(tsdn_t *tsdn);
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void background_thread_prefork1(tsdn_t *tsdn);
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void background_thread_postfork_parent(tsdn_t *tsdn);
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void background_thread_postfork_child(tsdn_t *tsdn);
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2017-05-13 03:30:33 +08:00
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bool background_thread_stats_read(tsdn_t *tsdn,
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background_thread_stats_t *stats);
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2017-03-18 03:42:33 +08:00
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#if defined(JEMALLOC_BACKGROUND_THREAD) || defined(JEMALLOC_LAZY_LOCK)
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extern int (*pthread_create_fptr)(pthread_t *__restrict, const pthread_attr_t *,
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void *(*)(void *), void *__restrict);
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void *load_pthread_create_fptr(void);
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#endif
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#endif /* JEMALLOC_INTERNAL_BACKGROUND_THREAD_EXTERNS_H */
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