Re: [RFCv1 2/6] pagewalk: Add a page table walker for init_mm page table

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Sat, Nov 16, 2024 at 05:59:18PM +0000, Pasha Tatashin wrote:
>  	} while (start = next, start < end);
>  	return err;
>  }
> +EXPORT_SYMBOL_GPL(walk_page_range);

Umm, no.  We really should not expose all these page table detail
to modules.

> +EXPORT_SYMBOL_GPL(walk_page_range_kernel);

Even more so here.