Re: [PATCH v2 0/2] mm: introduce MAP_FIXED_SAFE

From: Michal Hocko
Date: Wed Dec 13 2017 - 07:34:49 EST


On Wed 13-12-17 04:25:33, Matthew Wilcox wrote:
> 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.

The question is whether you care enough to pursue this further yourself.
Because as I've said I do not want to spend another round discussing the
name. The flag is documented and I believe that the name has some merit.
Disagreeing on naming is the easiest pitfall to block otherwise useful
functionality from being merged. And I am pretty sure there will be
always somebody objecting...
--
Michal Hocko
SUSE Labs