Re: [PATCH v5 4/4] x86/mm/pat: Convert split_large_page() to use ptdescs

[Matthew Wilcox]

On Wed, Feb 11, 2026 at 11:52:33AM -0800, Vishal Moola (Oracle) wrote:
>  static int
>  __split_large_page(struct cpa_data *cpa, pte_t *kpte, unsigned long address,
> -		   struct page *base)
> +		   struct ptdesc *ptdesc)
>  {
>  	unsigned long lpaddr, lpinc, ref_pfn, pfn, pfninc = 1;
> +	struct page *base = ptdesc_page(ptdesc);
>  	pte_t *pbase = (pte_t *)page_address(base);

We have ptdesc_address() already.  Can we avoid the other uses of
'base' in this function?