Re: [PATCH v9 3/8] block: Add bdev atomic write limits helpers

[Christoph Hellwig]

On Wed, Oct 16, 2024 at 10:03:20AM +0000, John Garry wrote:
> +static inline unsigned int
> +bdev_atomic_write_unit_min_bytes(struct block_device *bdev)
> +{
> +	if (!bdev_can_atomic_write(bdev))
> +		return 0;

Aren't the limits always zero when the block device doesn't support
atomic writes and we can skip these checks?

Otherwise looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>