#ifndef JEMALLOC_INTERNAL_BACKGROUND_THREAD_INLINES_H

#define JEMALLOC_INTERNAL_BACKGROUND_THREAD_INLINES_H

JEMALLOC_ALWAYS_INLINE bool

background_thread_enabled(void) {

	return atomic_load_b(&background_thread_enabled_state, ATOMIC_RELAXED);

}

JEMALLOC_ALWAYS_INLINE void

background_thread_enabled_set(tsdn_t *tsdn, bool state) {

	malloc_mutex_assert_owner(tsdn, &background_thread_lock);

	atomic_store_b(&background_thread_enabled_state, state, ATOMIC_RELAXED);

}

JEMALLOC_ALWAYS_INLINE background_thread_info_t *

arena_background_thread_info_get(arena_t *arena) {

	unsigned arena_ind = arena_ind_get(arena);

	return &background_thread_info[arena_ind % max_background_threads];

}

JEMALLOC_ALWAYS_INLINE background_thread_info_t *

background_thread_info_get(size_t ind) {

	return &background_thread_info[ind % max_background_threads];

}

JEMALLOC_ALWAYS_INLINE uint64_t

background_thread_wakeup_time_get(background_thread_info_t *info) {

	uint64_t next_wakeup = nstime_ns(&info->next_wakeup);

	assert(atomic_load_b(&info->indefinite_sleep, ATOMIC_ACQUIRE) ==

	    (next_wakeup == BACKGROUND_THREAD_INDEFINITE_SLEEP));

	return next_wakeup;

}

JEMALLOC_ALWAYS_INLINE void

background_thread_wakeup_time_set(tsdn_t *tsdn, background_thread_info_t *info,

    uint64_t wakeup_time) {

	malloc_mutex_assert_owner(tsdn, &info->mtx);

	atomic_store_b(&info->indefinite_sleep,

	    wakeup_time == BACKGROUND_THREAD_INDEFINITE_SLEEP, ATOMIC_RELEASE);

	nstime_init(&info->next_wakeup, wakeup_time);

}

JEMALLOC_ALWAYS_INLINE bool

background_thread_indefinite_sleep(background_thread_info_t *info) {

	return atomic_load_b(&info->indefinite_sleep, ATOMIC_ACQUIRE);

}

JEMALLOC_ALWAYS_INLINE void

arena_background_thread_inactivity_check(tsdn_t *tsdn, arena_t *arena,

    bool is_background_thread) {

	if (!background_thread_enabled() || is_background_thread) {

		return;

	}

	background_thread_info_t *info =

	    arena_background_thread_info_get(arena);

	if (background_thread_indefinite_sleep(info)) {

		background_thread_interval_check(tsdn, arena,

		    &arena->decay_dirty, 0);

	}

}

#endif /* JEMALLOC_INTERNAL_BACKGROUND_THREAD_INLINES_H */