On Tue, May 31, 2022 at 12:11:35PM -0700, Keith Busch wrote:
> From: Keith Busch <kbusch@xxxxxxxxxx>
>
> Provide a convenient function for this repeatable coding pattern.
>
> Signed-off-by: Keith Busch <kbusch@xxxxxxxxxx>
> ---
> include/linux/blkdev.h | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
> index 834b981ef01b..583cdeb8895d 100644
> --- a/include/linux/blkdev.h
> +++ b/include/linux/blkdev.h
> @@ -1370,6 +1370,13 @@ static inline unsigned int bdev_dma_alignment(struct block_device *bdev)
> return queue_dma_alignment(bdev_get_queue(bdev));
> }
>
> +static inline bool bvev_iter_is_aligned(struct block_device *bdev,
> + struct iov_iter *iter)
> +{
> + return iov_iter_is_aligned(iter, bdev_dma_alignment(bdev),
> + bdev_logical_block_size(bdev) - 1);
> +}
"bdev", not "bvev".
- Eric
