osfmk/kern/zalloc.c

122  * zinit favors using PAGE_SIZE backing allocations for a zone unless it would
946  *	All locks are associated to this group in zinit.
1652  *	zinit initializes a new zone.  The zone data structures themselves
1657 zinit(
1819 	 * zinit'ed before we can do a kmem_alloc, so we have to defer allocation in that case.  kmem_alloc_ready is set to
1821 	 * of the VM related zones that's set up early on, we will skip allocation of the log until zinit is called again
2121 	/* assertion: nobody else called zinit before us */
2128 	zone_zone = zinit(sizeof(struct zone), 128 * sizeof(struct zone),
2143 		zinfo_zone = zinit(zisize, zisize * CONFIG_TASK_MAX,
3051  *	This routine must be called immediately after zinit.