Re: [PATCH] x86: only use ERMS for user copies for larger sizes

From: Linus Torvalds
Date: Thu Nov 22 2018 - 12:36:01 EST


On Thu, Nov 22, 2018 at 9:26 AM Andy Lutomirski <luto@xxxxxxxxxx> wrote:
>
> So I think your patch is viable. Also, with that patch applied,
> put_user_ex() should become worse than worthless

Yes. I hate those special-case _ex variants.

I guess I should just properly forward-port my patch series where the
different steps are separated out (not jumbled up like that patch I
actually posted).

Linus