[PATCH 08/12] mm: pgtable: add shortcuts for accessing kernel PMD and PTE

[Mike Rapoport]

On Tue, May 12, 2020 at 12:24:41PM -0700, Matthew Wilcox wrote:
> On Tue, May 12, 2020 at 09:44:18PM +0300, Mike Rapoport wrote:
> > +++ b/include/linux/pgtable.h
> > @@ -28,6 +28,24 @@
> >  #define USER_PGTABLES_CEILING	0UL
> >  #endif
> >  
> > +/* FIXME: */
> 
> Fix you what?  Add documentation?

Ouch, indeed :)

> > +static inline pmd_t *pmd_off(struct mm_struct *mm, unsigned long va)
> > +{
> > +	return pmd_offset(pud_offset(p4d_offset(pgd_offset(mm, va), va), va), va);
> > +}

-- 
Sincerely yours,
Mike.