Function slab_item_index

freebsd/vm/uma_int.h:433–440

}

static inline int
slab_item_index(uma_slab_t slab, uma_keg_t keg, void *item)
{
	uintptr_t data;

	data = (uintptr_t)slab_data(slab, keg);
	return (((uintptr_t)item - data) / keg->uk_rsize);
}

STAILQ_HEAD(uma_bucketlist, uma_bucket);