Re: [PATCH] md/md-bitmap: fix writing non bitmap pages

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On Thu, Jun 06, 2024 at 06:32:20PM +0300, Ofir Gal wrote:
> +	unsigned int bitmap_limit = (bitmap->storage.file_pages - pg_index) << PAGE_SHIFT;

Please split the line after the "<<".

>  	loff_t sboff, offset = mddev->bitmap_info.offset;
>  	sector_t ps = pg_index * PAGE_SIZE / SECTOR_SIZE;
>  	unsigned int size = PAGE_SIZE;
> @@ -273,7 +274,7 @@ static int __write_sb_page(struct md_rdev *rdev, struct bitmap *bitmap,
>  		/* DATA METADATA BITMAP - no problems */
>  	}
>  
> -	md_super_write(mddev, rdev, sboff + ps, (int) size, page);
> +	md_super_write(mddev, rdev, sboff + ps, (int)min(size, bitmap_limit), page);

and drop the pointless case here.

With that:


Reviewed-by: Christoph Hellwig <hch@xxxxxx>




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