[Drbd-dev] [PATCH 06/78] nbd: remove the call to set_blocksize

Christoph Hellwig hch at lst.de
Mon Nov 16 15:56:57 CET 2020


Block driver have no business setting the file system concept of a
block size.

Signed-off-by: Christoph Hellwig <hch at lst.de>
Reviewed-by: Josef Bacik <josef at toxicpanda.com>
---
 drivers/block/nbd.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index aaae9220f3a008..a9a0b49ff16101 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -296,7 +296,7 @@ static void nbd_size_clear(struct nbd_device *nbd)
 	}
 }
 
-static void nbd_size_update(struct nbd_device *nbd, bool start)
+static void nbd_size_update(struct nbd_device *nbd)
 {
 	struct nbd_config *config = nbd->config;
 	struct block_device *bdev = bdget_disk(nbd->disk, 0);
@@ -311,11 +311,9 @@ static void nbd_size_update(struct nbd_device *nbd, bool start)
 	blk_queue_physical_block_size(nbd->disk->queue, config->blksize);
 	set_capacity(nbd->disk, nr_sectors);
 	if (bdev) {
-		if (bdev->bd_disk) {
+		if (bdev->bd_disk)
 			bd_set_nr_sectors(bdev, nr_sectors);
-			if (start)
-				set_blocksize(bdev, config->blksize);
-		} else
+		else
 			set_bit(GD_NEED_PART_SCAN, &nbd->disk->state);
 		bdput(bdev);
 	}
@@ -329,7 +327,7 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize,
 	config->blksize = blocksize;
 	config->bytesize = blocksize * nr_blocks;
 	if (nbd->task_recv != NULL)
-		nbd_size_update(nbd, false);
+		nbd_size_update(nbd);
 }
 
 static void nbd_complete_rq(struct request *req)
@@ -1309,7 +1307,7 @@ static int nbd_start_device(struct nbd_device *nbd)
 		args->index = i;
 		queue_work(nbd->recv_workq, &args->work);
 	}
-	nbd_size_update(nbd, true);
+	nbd_size_update(nbd);
 	return error;
 }
 
-- 
2.29.2



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