Re: [PATCH 1/2] mm/hugetlb: Use a folio in copy_hugetlb_page_range()

[Muchun Song]

> On Jun 2, 2023, at 09:54, Peng Zhang <zhangpeng362@xxxxxxxxxx> wrote:
> 
> From: ZhangPeng <zhangpeng362@xxxxxxxxxx>
> 
> We can replace five implict calls to compound_head() with one by using
> pte_folio. However, we still need to keep ptepage because we need to know
> which page in the folio we are copying.
> 
> Suggested-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
> Signed-off-by: ZhangPeng <zhangpeng362@xxxxxxxxxx>

Reviewed-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>

Thanks.