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From: Kees Cook <keescook@chromium.org>
Date: Fri, 8 Dec 2017 12:13:31 -0800
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Subject: Re: [PATCH 0/2] mm: introduce MAP_FIXED_SAFE
To: Michal Hocko <mhocko@kernel.org>
Cc: Matthew Wilcox <willy@infradead.org>,
        Michael Ellerman <mpe@ellerman.id.au>, Cyril Hrubis <chrubis@suse.cz>,
        Linux API <linux-api@vger.kernel.org>,
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On Fri, Dec 8, 2017 at 12:33 AM, Michal Hocko <mhocko@kernel.org> wrote:
> OK, this doesn't seem to lead to anywhere. The more this is discussed
> the more names we are getting. So you know what? I will resubmit and
> keep my original name. If somebody really hates it then feel free to
> nack the patch and push alternative and gain concensus on it.
>
> I will keep MAP_FIXED_SAFE because it is an alternative to MAP_FIXED so
> having that in the name is _useful_ for everybody familiar with
> MAP_FIXED already. And _SAFE suffix tells that the operation doesn't
> cause any silent memory corruptions or other unexpected side effects.

Looks like consensus is MAP_FIXED_NOREPLACE.

-Kees

-- 
Kees Cook
Pixel Security