Re: [PATCH v5 3/3] mm: hugetlb: Move mpol interpretation out of dequeue_hugetlb_folio_vma()

[Gregory Price <gourry@gourry.net>]

On Mon, Aug 03, 2026 at 06:38:00AM -0700, Ackerley Tng wrote:
... snip ...
> @@ -2925,35 +2935,23 @@ struct folio *alloc_hugetlb_folio(struct vm_area_struct *vma,
>  	 */
>  	folio = NULL;
>  	if (!gbl_chg || available_huge_pages(h))
> -		folio = dequeue_hugetlb_folio_vma(h, vma, addr);
> +		folio = dequeue_hugetlb_folio(h, gfp, &mpoli);
>  
>  	if (!folio) {
> -		struct mempolicy_interpreted mpoli;
> -		struct mempolicy *mpol;
> -		nodemask_t *nodemask;
> -		int nid;
> -
>  		spin_unlock_irq(&hugetlb_lock);
> -		nid = huge_node(vma, addr, gfp, &mpol, &nodemask);
> -		mpoli = (struct mempolicy_interpreted){
> -			.nid = nid,
> -#ifdef CONFIG_NUMA
> -			.mode = mpol ? mpol->mode : MPOL_DEFAULT,
> -#else
> -			.mode = MPOL_DEFAULT,
> -#endif
> -			.nodemask = nodemask,
> -		};

Bah, mea culpa on prior comment, i did not notice this was a prexisting
patterns.  This is frustrating to say the least.

It does seem like there should be a better way to do this, but i think
we should be ok with this for now.

Reviewed-by: Gregory Price (Meta) <gourry@gourry.net>