[PATCH 1/2] mm: Allow architectures to request 'old' entries when prefaulting

Linus Torvalds torvalds at linux-foundation.org
Sun Dec 27 20:54:32 EST 2020

On Sun, Dec 27, 2020 at 3:48 PM Kirill A. Shutemov <kirill at shutemov.name> wrote:
> I did what Hugh proposed and it got clear to my eyes. It gets somewhat
> large, but take a look.

Ok, it's not that much bigger, and the end result is certainly much
clearer wrt locking.

So that last version of yours with the fix for the uninitialized 'ret'
variable looks good to me.

Of course, I've said that before, and have been wrong. So ...


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