Re: [PATCH 13/19] dm-bufio: use bio_add_virt_nofail

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On Wed, 30 Apr 2025, Christoph Hellwig wrote:

> Convert the __bio_add_page(..., virt_to_page(), ...) pattern to the
> bio_add_virt_nofail helper implementing it.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> Reviewed-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>

Acked-by: Mikulas Patocka <mpatocka@xxxxxxxxxx>

> ---
>  drivers/md/dm-bufio.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
> index 9c8ed65cd87e..e82cd5dc83ce 100644
> --- a/drivers/md/dm-bufio.c
> +++ b/drivers/md/dm-bufio.c
> @@ -1362,7 +1362,7 @@ static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector,
>  	ptr = (char *)b->data + offset;
>  	len = n_sectors << SECTOR_SHIFT;
>  
> -	__bio_add_page(bio, virt_to_page(ptr), len, offset_in_page(ptr));
> +	bio_add_virt_nofail(bio, ptr, len);
>  
>  	submit_bio(bio);
>  }
> -- 
> 2.47.2
> 
> 





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