From mboxrd@z Thu Jan  1 00:00:00 1970
From: Matthew Wilcox <willy-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Subject: Re: [PATCH v2 0/2] mm: introduce MAP_FIXED_SAFE
Date: Wed, 13 Dec 2017 04:25:33 -0800
Message-ID: <20171213122533.GA2384@bombadil.infradead.org>
References: <20171213092550.2774-1-mhocko@kernel.org>
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To: Michal Hocko <mhocko-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Khalid Aziz <khalid.aziz-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>, Michael Ellerman <mpe-Gsx/Oe8HsFggBc27wqDAHg@public.gmane.org>, Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>, Russell King - ARM Linux <linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org>, Andrea Arcangeli <aarcange-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Florian Weimer <fweimer-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, John Hubbard <jhubbard-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>, Abdul Haleem <abdhalee-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>, Joel Stanley <joel-U3u1mxZcP9KHXe+LvDLADg@public.gmane.org>, Kees Cook <keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>, Michal Hocko <mhocko-IBi9RG/b67k@public.gmane.org>
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On Wed, Dec 13, 2017 at 10:25:48AM +0100, Michal Hocko wrote:
> I am afraid we can bikeshed this to death and there will still be
> somebody finding yet another better name. Therefore I've decided to
> stick with my original MAP_FIXED_SAFE. Why? Well, because it keeps the
> MAP_FIXED prefix which should be recognized by developers and _SAFE
> suffix should also be clear that all dangerous side effects of the old
> MAP_FIXED are gone.

I liked basically every other name suggested more than MAP_FIXED_SAFE.
"Safe against what?" was an important question.

MAP_AT_ADDR was the best suggestion I saw that wasn't one of mine.  Of
my suggestions, I liked MAP_STATIC the best.