On Mon, Nov 18, 2024 at 7:44 PM Yu Kuai <yukuai1@xxxxxxxxxxxxxxx> wrote:
>
> From: Yu Kuai <yukuai3@xxxxxxxxxx>
>
> This callback will be used in raid5 to convert io ranges from array to
> bitmap.
>
> Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
> ---
> drivers/md/md.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/md/md.h b/drivers/md/md.h
> index 4ba93af36126..de6dadb9a40b 100644
> --- a/drivers/md/md.h
> +++ b/drivers/md/md.h
> @@ -746,6 +746,9 @@ struct md_personality
> void *(*takeover) (struct mddev *mddev);
> /* Changes the consistency policy of an active array. */
> int (*change_consistency_policy)(struct mddev *mddev, const char *buf);
> + /* convert io ranges from array to bitmap */
> + void (*bitmap_sector)(struct mddev *mddev, sector_t *offset,
> + unsigned long *sectors);
> };
>
> struct md_sysfs_entry {
> --
> 2.39.2
>
Reviewed-by: Xiao Ni <xni@xxxxxxxxxx>
