block: Add handling for zone append command in blk_complete_request

Zone append command needs special handling to update the bi_sector
field in the bio struct with the actual position of the data in the
device. It is stored in __sector field of the request struct.

Fixes: 5581a5d ("block: add completion handler for fast path")
Signed-off-by: Pankaj Raghav <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Tested-by: Adam Manzanares <[email protected]>
Reviewed-by: Johannes Thumshirn <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>

Author: Panky-codes

block/blk-mq.c

@@ -736,6 +736,10 @@ static void blk_complete_request(struct request *req)
 
 		/* Completion has already been traced */
 		bio_clear_flag(bio, BIO_TRACE_COMPLETION);
+
+		if (req_op(req) == REQ_OP_ZONE_APPEND)
+			bio->bi_iter.bi_sector = req->__sector;
+
 		if (!is_flush)
 			bio_endio(bio);
 		bio = next;