# Re: \[PATCH 15/19\] md: use bdev\_check\_media\_change

- From: Sergei Shtylyov \<hidden\>
- Date: 2020-09-02 16:15:45 
- List: linux-raid
- Page: https://ratatoskr.run/linux-raid/2020/09/187867
- Thread: https://ratatoskr.run/linux-block/2020/09/187819/t.md

```text
Hello!

On 9/2/20 5:12 PM, Christoph Hellwig wrote:

> The pcd driver does not have a ->revalidate_disk method, so it can just

   s/pcd/md/?

> use bdev_check_media_change without any additional changes.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  drivers/md/md.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
[...]

MBR, Sergei
```