Re: [RFC PATCH v3 2/3] mm: Add PUD level pagetable account

Matthew Wilcox
2022-07-03T03:41:07Z

On Fri, Jul 01, 2022 at 04:04:21PM +0800, Baolin Wang wrote:
> > Using pgtable_pud_page_ctor() and pgtable_pud_page_dtor() would be
> > consistent with what we currently have for PTEs and PMDs.
> >
> > This applies to all the additions of pgtable_page_dec() and
> > pgtable_page_inc().
>
> OK. I can add pgtable_pud_page_ctor() and pgtable_pud_page_dtor() helpers to
> keep consistent, which are just wrappers of pgtable_page_inc() and
> pgtable_page_dec().

I think you misunderstand Mike.

Don't add pgtable_page_inc() and pgtable_page_dec(). Just add
pgtable_pud_page_ctor() and pgtable_pud_page_dtor(). At least, that
was what I said last time yo uposted these patches.