On Fri, Oct 12, 2018 at 02:30:56PM +0300, Kirill A. Shutemov wrote:
> On Thu, Oct 11, 2018 at 06:37:56PM -0700, Joel Fernandes (Google) wrote:
> > @@ -239,7 +287,21 @@ unsigned long move_page_tables(struct vm_area_struct
> > *vma,
> > split_huge_pmd(vma, old_pmd, old_addr);
> > if (pmd_trans_unstable(old_pmd))
> > continue;
> > + } else if (extent == PMD_SIZE) {
>
> Hm. What guarantees that new_addr is PMD_SIZE-aligned?
> It's not obvious to me.
Ignore this :)
--
Kirill A. Shutemov
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