[PATCH 4/5] virtio_blk: Don't bother validating blocksize

John Garry posted 5 patches 1 year, 7 months ago
There is a newer version of this series
[PATCH 4/5] virtio_blk: Don't bother validating blocksize
Posted by John Garry 1 year, 7 months ago
The block queue limits validation does this for us now.

Signed-off-by: John Garry <john.g.garry@oracle.com>
---
 drivers/block/virtio_blk.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index f11b0c3b2625..e3147a611151 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -1289,18 +1289,9 @@ static int virtblk_read_limits(struct virtio_blk *vblk,
 	lim->max_segment_size = max_size;
 
 	/* Host can optionally specify the block size of the device */
-	err = virtio_cread_feature(vdev, VIRTIO_BLK_F_BLK_SIZE,
+	virtio_cread_feature(vdev, VIRTIO_BLK_F_BLK_SIZE,
 				   struct virtio_blk_config, blk_size,
 				   &lim->logical_block_size);
-	if (!err) {
-		err = blk_validate_block_size(lim->logical_block_size);
-		if (err) {
-			dev_err(&vdev->dev,
-				"virtio_blk: invalid block size: 0x%x\n",
-				lim->logical_block_size);
-			return err;
-		}
-	}
 
 	/* Use topology information if available */
 	err = virtio_cread_feature(vdev, VIRTIO_BLK_F_TOPOLOGY,
-- 
2.31.1
Re: [PATCH 4/5] virtio_blk: Don't bother validating blocksize
Posted by Stefan Hajnoczi 1 year, 7 months ago
On Fri, Jul 05, 2024 at 11:51:26AM +0000, John Garry wrote:
> The block queue limits validation does this for us now.
> 
> Signed-off-by: John Garry <john.g.garry@oracle.com>
> ---
>  drivers/block/virtio_blk.c | 11 +----------
>  1 file changed, 1 insertion(+), 10 deletions(-)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Re: [PATCH 4/5] virtio_blk: Don't bother validating blocksize
Posted by Christoph Hellwig 1 year, 7 months ago
Looks good:

Reviewed-by: Christoph Hellwig <hch@lst.de>