Re: [PATCH 1/6] md: switch to ->check_events for media change notifications

[Guoqing Jiang <guoqing.jiang@xxxxxxxxxxxxxxx>]

On 7/8/20 2:25 PM, Christoph Hellwig wrote:
> -static int md_media_changed(struct gendisk *disk)
> -{
> -	struct mddev *mddev = disk->private_data;
> -
> -	return mddev->changed;
> -}

Maybe we can remove "changed" from struct mddev since no one reads it
after the change.

Thanks,
Guoqing