[PATCH 05/17] block: export blkdev_zone_mgmt_all

[Christoph Hellwig]

Export blkdev_zone_mgmt_all so that the nvme target can use it instead
of duplicating the functionality.

Signed-off-by: Christoph Hellwig <hch at lst.de>
---
 block/blk-zoned.c      | 10 +++++-----
 include/linux/blkdev.h |  2 ++
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 90a5c9cc80ab3..7fbe395fa51fc 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -185,8 +185,8 @@ static int blk_zone_need_reset_cb(struct blk_zone *zone, unsigned int idx,
 	}
 }
 
-static int blkdev_zone_reset_all_emulated(struct block_device *bdev,
-					  gfp_t gfp_mask)
+int blkdev_zone_mgmt_all(struct block_device *bdev, unsigned int op,
+			 gfp_t gfp_mask)
 {
 	struct request_queue *q = bdev_get_queue(bdev);
 	sector_t capacity = get_capacity(bdev->bd_disk);
@@ -213,8 +213,7 @@ static int blkdev_zone_reset_all_emulated(struct block_device *bdev,
 			continue;
 		}
 
-		bio = blk_next_bio(bio, bdev, 0, REQ_OP_ZONE_RESET | REQ_SYNC,
-				   gfp_mask);
+		bio = blk_next_bio(bio, bdev, 0, op | REQ_SYNC, gfp_mask);
 		bio->bi_iter.bi_sector = sector;
 		sector += zone_sectors;
 
@@ -231,6 +230,7 @@ static int blkdev_zone_reset_all_emulated(struct block_device *bdev,
 	kfree(need_reset);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(blkdev_zone_mgmt_all);
 
 static int blkdev_zone_reset_all(struct block_device *bdev, gfp_t gfp_mask)
 {
@@ -295,7 +295,7 @@ int blkdev_zone_mgmt(struct block_device *bdev, enum req_opf op,
 	 */
 	if (op == REQ_OP_ZONE_RESET && sector == 0 && nr_sectors == capacity) {
 		if (!blk_queue_zone_resetall(q))
-			return blkdev_zone_reset_all_emulated(bdev, gfp_mask);
+			return blkdev_zone_mgmt_all(bdev, op, gfp_mask);
 		return blkdev_zone_reset_all(bdev, gfp_mask);
 	}
 
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 270cd0c552924..b9baee910b825 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -302,6 +302,8 @@ unsigned int blkdev_nr_zones(struct gendisk *disk);
 extern int blkdev_zone_mgmt(struct block_device *bdev, enum req_opf op,
 			    sector_t sectors, sector_t nr_sectors,
 			    gfp_t gfp_mask);
+int blkdev_zone_mgmt_all(struct block_device *bdev, unsigned int op,
+			 gfp_t gfp_mask);
 int blk_revalidate_disk_zones(struct gendisk *disk,
 			      void (*update_driver_data)(struct gendisk *disk));
 
-- 
2.30.2