Re: [PATCH v1 2/5] md/raid1: use bio_clone_bioset_partial() in case of write behind

[Christoph Hellwig]

> +             struct bio *mbio = NULL;
> +             int offset;
>               if (!r1_bio->bios[i])
>                       continue;
>  
> -             mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
> -             bio_trim(mbio, r1_bio->sector - bio->bi_iter.bi_sector,
> -                      max_sectors);
> +             offset = r1_bio->sector - bio->bi_iter.bi_sector;

I think offset should be a sector_t.

Otherwise this looks fine:

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