Re: [PATCH v2 6/8] mm/huge_memory: remove stale NUMA hinting comment from follow_trans_huge_pmd()

From: Peter Xu
Date: Tue Aug 01 2023 - 12:08:24 EST


On Tue, Aug 01, 2023 at 02:48:42PM +0200, David Hildenbrand wrote:
> diff --git a/mm/huge_memory.c b/mm/huge_memory.c
> index 2cd3e5502180..0b709d2c46c6 100644
> --- a/mm/huge_memory.c
> +++ b/mm/huge_memory.c
> @@ -1467,7 +1467,6 @@ struct page *follow_trans_huge_pmd(struct vm_area_struct *vma,
> if ((flags & FOLL_DUMP) && is_huge_zero_pmd(*pmd))
> return ERR_PTR(-EFAULT);
>
> - /* Full NUMA hinting faults to serialise migration in fault paths */
> if (pmd_protnone(*pmd) && !gup_can_follow_protnone(vma, flags))
> return NULL;

Perhaps squashing into patch 1? Thanks,

--
Peter Xu