block: Treat sequential write preferred zone type as invalid

With the removal of the support for host-aware zoned devices,
blk_revalidate_zone_cb() should never see the zone type
BLK_ZONE_TYPE_SEQWRITE_PREF (sequential write preffered zones). Treat
this zone type as being invalid.

Fixes: 7437bb73 ("block: remove support for the host aware zone model")
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240107072212.1071080-1-dlemoal@kernel.orgSigned-off-by: Jens Axboe <axboe@kernel.dk>

block/blk-zoned.c

@@ -498,7 +498,6 @@ static int blk_revalidate_zone_cb(struct blk_zone *zone, unsigned int idx,
 		set_bit(idx, args->conv_zones_bitmap);
 		break;
 	case BLK_ZONE_TYPE_SEQWRITE_REQ:
-	case BLK_ZONE_TYPE_SEQWRITE_PREF:
 		if (!args->seq_zones_wlock) {
 			args->seq_zones_wlock =
 				blk_alloc_zone_bitmap(q->node, args->nr_zones);
@@ -506,6 +505,7 @@ static int blk_revalidate_zone_cb(struct blk_zone *zone, unsigned int idx,
 				return -ENOMEM;
 		}
 		break;
+	case BLK_ZONE_TYPE_SEQWRITE_PREF:
 	default:
 		pr_warn("%s: Invalid zone type 0x%x at sectors %llu\n",
 			disk->disk_name, (int)zone->type, zone->start);