Function extent_dalloc

deps/jemalloc/src/extent.c:193–199

}

void
extent_dalloc(tsdn_t *tsdn, arena_t *arena, extent_t *extent) {
	malloc_mutex_lock(tsdn, &arena->extent_avail_mtx);
	extent_avail_insert(&arena->extent_avail, extent);
	atomic_fetch_add_zu(&arena->extent_avail_cnt, 1, ATOMIC_RELAXED);
	malloc_mutex_unlock(tsdn, &arena->extent_avail_mtx);
}

extent_hooks_t *
extent_hooks_get(arena_t *arena) {