From: Christoph Hellwig <hch@lst.de>
Date: Mon, 18 Apr 2022 06:53:13 +0200
Subject: [PATCH] rnbd-srv: use bdev_discard_alignment
Git-commit: 18292faa89d2bff3bdd33ab9c065f45fb6710e47
Patch-mainline: v5.19-rc1
References: jsc#PED-1183

Use bdev_discard_alignment to calculate the correct discard alignment
offset even for partitions instead of just looking at the queue limit.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jack Wang <jinpu.wang@ionos.com>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20220418045314.360785-11-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Hannes Reinecke <hare@suse.com>
---
 drivers/block/rnbd/rnbd-srv-dev.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/rnbd/rnbd-srv-dev.h b/drivers/block/rnbd/rnbd-srv-dev.h
index d080a0de5922..4309e5252469 100644
--- a/drivers/block/rnbd/rnbd-srv-dev.h
+++ b/drivers/block/rnbd/rnbd-srv-dev.h
@@ -59,7 +59,7 @@ static inline int rnbd_dev_get_discard_granularity(const struct rnbd_dev *dev)
 
 static inline int rnbd_dev_get_discard_alignment(const struct rnbd_dev *dev)
 {
-	return bdev_get_queue(dev->bdev)->limits.discard_alignment;
+	return bdev_discard_alignment(dev->bdev);
 }
 
 #endif /* RNBD_SRV_DEV_H */
-- 
2.35.3