On Tue, Dec 08, 2020 at 05:28:28PM +0100, Christoph Hellwig wrote:
> Now that the hardware read-only state can't be changed by the BLKROSET
> ioctl, the code in this method is not required anymore.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> Reviewed-by: Hannes Reinecke <hare@xxxxxxx>
> Acked-by: Ilya Dryomov <idryomov@xxxxxxxxx>
> Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
> ---
> drivers/block/rbd.c | 19 -------------------
> 1 file changed, 19 deletions(-)
>
> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
> index 2ed79b09439a82..2c64ca15ca079f 100644
> --- a/drivers/block/rbd.c
> +++ b/drivers/block/rbd.c
> @@ -692,29 +692,10 @@ static void rbd_release(struct gendisk *disk, fmode_t mode)
> put_device(&rbd_dev->dev);
> }
>
> -static int rbd_set_read_only(struct block_device *bdev, bool ro)
> -{
> - struct rbd_device *rbd_dev = bdev->bd_disk->private_data;
> -
> - /*
> - * Both images mapped read-only and snapshots can't be marked
> - * read-write.
> - */
> - if (!ro) {
> - if (rbd_is_ro(rbd_dev))
> - return -EROFS;
> -
> - rbd_assert(!rbd_is_snap(rbd_dev));
> - }
> -
> - return 0;
> -}
> -
> static const struct block_device_operations rbd_bd_ops = {
> .owner = THIS_MODULE,
> .open = rbd_open,
> .release = rbd_release,
> - .set_read_only = rbd_set_read_only,
> };
>
> /*
> --
> 2.29.2
>
Reviewed-by: Ming Lei <ming.lei@xxxxxxxxxx>
--
Ming
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