diff --git a/block/blk-core.c b/block/blk-core.c
index 8d4db6e74496..060cc0ea1246 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -978,6 +978,10 @@ generic_make_request_checks(struct bio *bio)
 		if (!q->limits.max_write_zeroes_sectors)
 			goto not_supported;
 		break;
+	case REQ_OP_ASSIGN_RANGE:
+		if (!q->limits.max_assign_range_sectors)
+			goto not_supported;
+		break;
 	default:
 		break;
 	}
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 5f2c429d4378..fbf780d3ea32 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -252,6 +252,46 @@ static int __blkdev_issue_write_zeroes(struct block_device *bdev,
 	return 0;
 }
 
+static int __blkdev_issue_assign_range(struct block_device *bdev,
+		sector_t sector, sector_t nr_sects, gfp_t gfp_mask,
+		struct bio **biop, unsigned flags)
+{
+	struct bio *bio = *biop;
+	unsigned int max_sectors;
+	struct request_queue *q = bdev_get_queue(bdev);
+
+	if (!q)
+		return -ENXIO;
+
+	if (bdev_read_only(bdev))
+		return -EPERM;
+
+	max_sectors = bdev_assign_range_sectors(bdev);
+
+	if (max_sectors == 0)
+		return -EOPNOTSUPP;
+
+	while (nr_sects) {
+		bio = blk_next_bio(bio, 0, gfp_mask);
+		bio->bi_iter.bi_sector = sector;
+		bio_set_dev(bio, bdev);
+		bio->bi_opf = REQ_OP_ASSIGN_RANGE;
+
+		if (nr_sects > max_sectors) {
+			bio->bi_iter.bi_size = max_sectors << 9;
+			nr_sects -= max_sectors;
+			sector += max_sectors;
+		} else {
+			bio->bi_iter.bi_size = nr_sects << 9;
+			nr_sects = 0;
+		}
+		cond_resched();
+	}
+
+	*biop = bio;
+	return 0;
+}
+
 /*
  * Convert a number of 512B sectors to a number of pages.
  * The result is limited to a number of pages that can fit into a BIO.
@@ -405,3 +445,33 @@ int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
 	return ret;
 }
 EXPORT_SYMBOL(blkdev_issue_zeroout);
+
+int blkdev_issue_assign_range(struct block_device *bdev, sector_t sector,
+			sector_t nr_sects, gfp_t gfp_mask, unsigned flags)
+{
+	int ret = 0;
+	sector_t bs_mask;
+	struct bio *bio;
+	struct blk_plug plug;
+
+	if (bdev_assign_range_sectors(bdev) == 0)
+		return 0;
+
+	bs_mask = (bdev_logical_block_size(bdev) >> 9) - 1;
+	if ((sector | nr_sects) & bs_mask)
+		return -EINVAL;
+
+	bio = NULL;
+	blk_start_plug(&plug);
+
+	ret = __blkdev_issue_assign_range(bdev, sector, nr_sects,
+					  gfp_mask, &bio, flags);
+	if (ret == 0 && bio) {
+		ret = submit_bio_wait(bio);
+		bio_put(bio);
+	}
+	blk_finish_plug(&plug);
+
+	return ret;
+}
+EXPORT_SYMBOL(blkdev_issue_assign_range);
diff --git a/block/blk-merge.c b/block/blk-merge.c
index d783bdc4559b..b2ae8b5acd72 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -102,6 +102,22 @@ static struct bio *blk_bio_discard_split(struct request_queue *q,
 	return bio_split(bio, split_sectors, GFP_NOIO, bs);
 }
 
+static struct bio *blk_bio_assign_range_split(struct request_queue *q,
+					      struct bio *bio,
+					      struct bio_set *bs,
+					      unsigned *nsegs)
+{
+	*nsegs = 1;
+
+	if (!q->limits.max_assign_range_sectors)
+		return NULL;
+
+	if (bio_sectors(bio) <= q->limits.max_assign_range_sectors)
+		return NULL;
+
+	return bio_split(bio, q->limits.max_assign_range_sectors, GFP_NOIO, bs);
+}
+
 static struct bio *blk_bio_write_zeroes_split(struct request_queue *q,
 		struct bio *bio, struct bio_set *bs, unsigned *nsegs)
 {
@@ -300,6 +316,10 @@ void __blk_queue_split(struct request_queue *q, struct bio **bio,
 	case REQ_OP_SECURE_ERASE:
 		split = blk_bio_discard_split(q, *bio, &q->bio_split, nr_segs);
 		break;
+	case REQ_OP_ASSIGN_RANGE:
+		split = blk_bio_assign_range_split(q, *bio, &q->bio_split,
+				nr_segs);
+		break;
 	case REQ_OP_WRITE_ZEROES:
 		split = blk_bio_write_zeroes_split(q, *bio, &q->bio_split,
 				nr_segs);
@@ -382,6 +402,7 @@ unsigned int blk_recalc_rq_segments(struct request *rq)
 	case REQ_OP_DISCARD:
 	case REQ_OP_SECURE_ERASE:
 	case REQ_OP_WRITE_ZEROES:
+	case REQ_OP_ASSIGN_RANGE:
 		return 0;
 	case REQ_OP_WRITE_SAME:
 		return 1;
diff --git a/block/bounce.c b/block/bounce.c
index f8ed677a1bf7..017bedba7b23 100644
--- a/block/bounce.c
+++ b/block/bounce.c
@@ -255,6 +255,7 @@ static struct bio *bounce_clone_bio(struct bio *bio_src, gfp_t gfp_mask,
 
 	switch (bio_op(bio)) {
 	case REQ_OP_DISCARD:
+	case REQ_OP_ASSIGN_RANGE:
 	case REQ_OP_SECURE_ERASE:
 	case REQ_OP_WRITE_ZEROES:
 		break;
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 3cdb84cdc488..cf235c997e45 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -63,6 +63,7 @@ static inline bool bio_has_data(struct bio *bio)
 	if (bio &&
 	    bio->bi_iter.bi_size &&
 	    bio_op(bio) != REQ_OP_DISCARD &&
+	    bio_op(bio) != REQ_OP_ASSIGN_RANGE &&
 	    bio_op(bio) != REQ_OP_SECURE_ERASE &&
 	    bio_op(bio) != REQ_OP_WRITE_ZEROES)
 		return true;
@@ -73,6 +74,7 @@ static inline bool bio_has_data(struct bio *bio)
 static inline bool bio_no_advance_iter(struct bio *bio)
 {
 	return bio_op(bio) == REQ_OP_DISCARD ||
+	       bio_op(bio) == REQ_OP_ASSIGN_RANGE ||
 	       bio_op(bio) == REQ_OP_SECURE_ERASE ||
 	       bio_op(bio) == REQ_OP_WRITE_SAME ||
 	       bio_op(bio) == REQ_OP_WRITE_ZEROES;
@@ -184,6 +186,7 @@ static inline unsigned bio_segments(struct bio *bio)
 
 	switch (bio_op(bio)) {
 	case REQ_OP_DISCARD:
+	case REQ_OP_ASSIGN_RANGE:
 	case REQ_OP_SECURE_ERASE:
 	case REQ_OP_WRITE_ZEROES:
 		return 0;
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 70254ae11769..f03dcf25c831 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -296,6 +296,8 @@ enum req_opf {
 	REQ_OP_ZONE_CLOSE	= 11,
 	/* Transition a zone to full */
 	REQ_OP_ZONE_FINISH	= 12,
+	/* assign sector range */
+	REQ_OP_ASSIGN_RANGE	= 15,
 
 	/* SCSI passthrough using struct scsi_request */
 	REQ_OP_SCSI_IN		= 32,
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 3cd1853dbdac..9af70120fe57 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -336,6 +336,7 @@ struct queue_limits {
 	unsigned int		max_hw_discard_sectors;
 	unsigned int		max_write_same_sectors;
 	unsigned int		max_write_zeroes_sectors;
+	unsigned int		max_assign_range_sectors;
 	unsigned int		discard_granularity;
 	unsigned int		discard_alignment;
 
@@ -995,6 +996,10 @@ static inline unsigned int blk_queue_get_max_sectors(struct request_queue *q,
 		return min(q->limits.max_discard_sectors,
 			   UINT_MAX >> SECTOR_SHIFT);
 
+	if (unlikely(op == REQ_OP_ASSIGN_RANGE))
+		return min(q->limits.max_assign_range_sectors,
+			   UINT_MAX >> SECTOR_SHIFT);
+
 	if (unlikely(op == REQ_OP_WRITE_SAME))
 		return q->limits.max_write_same_sectors;
 
@@ -1028,6 +1033,7 @@ static inline unsigned int blk_rq_get_max_sectors(struct request *rq,
 
 	if (!q->limits.chunk_sectors ||
 	    req_op(rq) == REQ_OP_DISCARD ||
+	    req_op(rq) == REQ_OP_ASSIGN_RANGE ||
 	    req_op(rq) == REQ_OP_SECURE_ERASE)
 		return blk_queue_get_max_sectors(q, req_op(rq));
 
@@ -1225,6 +1231,8 @@ extern int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
 		unsigned flags);
 extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
 		sector_t nr_sects, gfp_t gfp_mask, unsigned flags);
+extern int blkdev_issue_assign_range(struct block_device *bdev, sector_t sector,
+		sector_t nr_sects, gfp_t gfp_mask, unsigned flags);
 
 static inline int sb_issue_discard(struct super_block *sb, sector_t block,
 		sector_t nr_blocks, gfp_t gfp_mask, unsigned long flags)
@@ -1247,6 +1255,17 @@ static inline int sb_issue_zeroout(struct super_block *sb, sector_t block,
 				    gfp_mask, 0);
 }
 
+static inline int sb_issue_assign_range(struct super_block *sb, sector_t block,
+		sector_t nr_blocks, gfp_t gfp_mask)
+{
+	return blkdev_issue_assign_range(sb->s_bdev,
+					 block << (sb->s_blocksize_bits -
+						   SECTOR_SHIFT),
+					 nr_blocks << (sb->s_blocksize_bits -
+						       SECTOR_SHIFT),
+					 gfp_mask, 0);
+}
+
 extern int blk_verify_command(unsigned char *cmd, fmode_t mode);
 
 enum blk_default_limits {
@@ -1428,6 +1447,16 @@ static inline unsigned int bdev_write_zeroes_sectors(struct block_device *bdev)
 	return 0;
 }
 
+static inline unsigned int bdev_assign_range_sectors(struct block_device *bdev)
+{
+	struct request_queue *q = bdev_get_queue(bdev);
+
+	if (q)
+		return q->limits.max_assign_range_sectors;
+
+	return 0;
+}
+
 static inline enum blk_zoned_model bdev_zoned_model(struct block_device *bdev)
 {
 	struct request_queue *q = bdev_get_queue(bdev);
