Re: [PATCH v2 3/4] mm: mlock: update the interface to use folios

[Matthew Wilcox]

On Mon, Dec 26, 2022 at 07:08:46AM +0000, Lorenzo Stoakes wrote:
>  			goto out;
> -		page = pmd_page(*pmd);
> +		folio = page_folio((struct page *)pmd_page(*pmd));

I do not like this fix.  Better to fix m68k to:

#define pmd_page(pmd)	(struct page *)NULL