Re: [PATCH RFC 02/10] mm: Handle pmd entries in follow_pfn()

From: Matthew Wilcox
Date: Mon Feb 03 2020 - 16:37:23 EST


On Fri, Jan 10, 2020 at 07:03:05PM +0000, Joao Martins wrote:
> @@ -4366,6 +4366,7 @@ EXPORT_SYMBOL(follow_pte_pmd);
> int follow_pfn(struct vm_area_struct *vma, unsigned long address,
> unsigned long *pfn)
> {
> + pmd_t *pmdpp = NULL;

Please rename to 'pmdp'.