Thread (29 messages) 29 messages, 6 authors, 2020-07-02
STALE2179d

[PATCH 10/20] dm: stop using ->queuedata

From: Christoph Hellwig <hch@lst.de>
Date: 2020-07-01 09:01:19
Also in: dm-devel, linux-bcache, linux-m68k, linux-nvme, linux-s390, linuxppc-dev, lkml, nvdimm
Subsystem: device-mapper (lvm), the rest · Maintainers: Alasdair Kergon, Mike Snitzer, Mikulas Patocka, Benjamin Marzinski, Linus Torvalds

Instead of setting up the queuedata as well just use one private data
field.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/md/dm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index e44473fe0f4873..c8d91f271c272e 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1789,7 +1789,7 @@ static blk_qc_t dm_process_bio(struct mapped_device *md,
 
 static blk_qc_t dm_make_request(struct request_queue *q, struct bio *bio)
 {
-	struct mapped_device *md = q->queuedata;
+	struct mapped_device *md = bio->bi_disk->private_data;
 	blk_qc_t ret = BLK_QC_T_NONE;
 	int srcu_idx;
 	struct dm_table *map;
@@ -1995,7 +1995,6 @@ static struct mapped_device *alloc_dev(int minor)
 	md->queue = blk_alloc_queue(dm_make_request, numa_node_id);
 	if (!md->queue)
 		goto bad;
-	md->queue->queuedata = md;
 
 	md->disk = alloc_disk_node(1, md->numa_node_id);
 	if (!md->disk)
-- 
2.26.2
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