[PATCH 2/9] block: add scatterlist-less DMA mapping helpers

[Christoph Hellwig]

On Wed, Jun 11, 2025 at 03:43:07PM +0200, Daniel Gomez wrote:
> > +struct blk_dma_iter {
> > +	/* Output address range for this iteration */
> > +	dma_addr_t			addr;
> > +	u32				len;
> > +
> > +	/* Status code. Only valid when blk_rq_dma_map_iter_* returned false */
> > +	blk_status_t			status;
> 
> This comment does not match with blk_rq_dma_map_iter_start(). It returns false
> and status is BLK_STS_INVAL.

I went over you comment a few times and still don't understand it.