block: pass a gendisk to blk_queue_set_zoned

Prepare for storing the zone related field in struct gendisk instead
of struct request_queue.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NChaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: NDamien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: NJohannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20220706070350.1703384-7-hch@lst.deSigned-off-by: NJens Axboe <axboe@kernel.dk>

block/blk-settings.c

@@ -893,18 +893,19 @@ static bool disk_has_partitions(struct gendisk *disk)
 }
 
 /**
- * blk_queue_set_zoned - configure a disk queue zoned model.
+ * disk_set_zoned - configure the zoned model for a disk
  * @disk:	the gendisk of the queue to configure
  * @model:	the zoned model to set
  *
- * Set the zoned model of the request queue of @disk according to @model.
+ * Set the zoned model of @disk to @model.
+ *
  * When @model is BLK_ZONED_HM (host managed), this should be called only
  * if zoned block device support is enabled (CONFIG_BLK_DEV_ZONED option).
  * If @model specifies BLK_ZONED_HA (host aware), the effective model used
  * depends on CONFIG_BLK_DEV_ZONED settings and on the existence of partitions
  * on the disk.
  */
-void blk_queue_set_zoned(struct gendisk *disk, enum blk_zoned_model model)
+void disk_set_zoned(struct gendisk *disk, enum blk_zoned_model model)
 {
 	struct request_queue *q = disk->queue;
 
@@ -948,7 +949,7 @@ void blk_queue_set_zoned(struct gendisk *disk, enum blk_zoned_model model)
 		blk_queue_clear_zone_settings(q);
 	}
 }
-EXPORT_SYMBOL_GPL(blk_queue_set_zoned);
+EXPORT_SYMBOL_GPL(disk_set_zoned);
 
 int bdev_alignment_offset(struct block_device *bdev)
 {

block/partitions/core.c

@@ -330,7 +330,7 @@ static struct block_device *add_partition(struct gendisk *disk, int partno,
 	case BLK_ZONED_HA:
 		pr_info("%s: disabling host aware zoned block device support due to partitions\n",
 			disk->disk_name);
-		blk_queue_set_zoned(disk, BLK_ZONED_NONE);
+		disk_set_zoned(disk, BLK_ZONED_NONE);
 		break;
 	case BLK_ZONED_NONE:
 		break;

drivers/block/null_blk/zoned.c

@@ -159,7 +159,7 @@ int null_register_zoned_dev(struct nullb *nullb)
 	struct nullb_device *dev = nullb->dev;
 	struct request_queue *q = nullb->q;
 
-	blk_queue_set_zoned(nullb->disk, BLK_ZONED_HM);
+	disk_set_zoned(nullb->disk, BLK_ZONED_HM);
 	blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q);
 	blk_queue_required_elevator_features(q, ELEVATOR_F_ZBD_SEQ_WRITE);
 

drivers/nvme/host/zns.c

@@ -109,7 +109,7 @@ int nvme_update_zone_info(struct nvme_ns *ns, unsigned lbaf)
 		goto free_data;
 	}
 
-	blk_queue_set_zoned(ns->disk, BLK_ZONED_HM);
+	disk_set_zoned(ns->disk, BLK_ZONED_HM);
 	blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q);
 	blk_queue_max_open_zones(q, le32_to_cpu(id->mor) + 1);
 	blk_queue_max_active_zones(q, le32_to_cpu(id->mar) + 1);

drivers/scsi/sd.c

@@ -2934,15 +2934,15 @@ static void sd_read_block_characteristics(struct scsi_disk *sdkp)
 
 	if (sdkp->device->type == TYPE_ZBC) {
 		/* Host-managed */
-		blk_queue_set_zoned(sdkp->disk, BLK_ZONED_HM);
+		disk_set_zoned(sdkp->disk, BLK_ZONED_HM);
 	} else {
 		sdkp->zoned = zoned;
 		if (sdkp->zoned == 1) {
 			/* Host-aware */
-			blk_queue_set_zoned(sdkp->disk, BLK_ZONED_HA);
+			disk_set_zoned(sdkp->disk, BLK_ZONED_HA);
 		} else {
 			/* Regular disk or drive managed disk */
-			blk_queue_set_zoned(sdkp->disk, BLK_ZONED_NONE);
+			disk_set_zoned(sdkp->disk, BLK_ZONED_NONE);
 		}
 	}
 

drivers/scsi/sd_zbc.c

@@ -929,7 +929,7 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, u8 buf[SD_BUF_SIZE])
 		/*
 		 * This can happen for a host aware disk with partitions.
 		 * The block device zone model was already cleared by
-		 * blk_queue_set_zoned(). Only free the scsi disk zone
+		 * disk_set_zoned(). Only free the scsi disk zone
 		 * information and exit early.
 		 */
 		sd_zbc_free_zone_info(sdkp);

include/linux/blkdev.h

@@ -291,7 +291,7 @@ struct queue_limits {
 typedef int (*report_zones_cb)(struct blk_zone *zone, unsigned int idx,
 			       void *data);
 
-void blk_queue_set_zoned(struct gendisk *disk, enum blk_zoned_model model);
+void disk_set_zoned(struct gendisk *disk, enum blk_zoned_model model);
 
 #ifdef CONFIG_BLK_DEV_ZONED