Re: The future of PageAnonExclusive

Kirill A. Shutemov
2024-12-11T13:42:44Z

On Wed, Dec 11, 2024 at 12:56:11PM +0100, David Hildenbrand wrote:
> > (C) Encode it in the PTE.
> >
> > pte_write() -> PAE
> >
> > !pte_write() && pte_dirty() -> PAE
> >
> > !pte_write && !pte_dirty() -> !PAE

You are late to the party. On x86, !pte_write() && pte_dirty() is shadow
stack.

--
Kiryl Shutsemau / Kirill A. Shutemov