Function bucket_init

freebsd/vm/uma_core.c:411–425

* Initialize bucket_zones, the array of zones of buckets of various sizes. * * For each zone, calculate the memory required for each bucket, consisting * of the header and an array of pointers. */

 * of the header and an array of pointers.
 */
static void
bucket_init(void)
{
	struct uma_bucket_zone *ubz;
	int size;

	for (ubz = &bucket_zones[0]; ubz->ubz_entries != 0; ubz++) {
		size = roundup(sizeof(struct uma_bucket), sizeof(void *));
		size += sizeof(void *) * ubz->ubz_entries;
		ubz->ubz_zone = uma_zcreate(ubz->ubz_name, size,
		    NULL, NULL, NULL, NULL, UMA_ALIGN_PTR,
		    UMA_ZONE_MTXCLASS | UMA_ZFLAG_BUCKET |
		    UMA_ZONE_FIRSTTOUCH);
	}
}

/*
 * Given a desired number of entries for a bucket, return the zone from which