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Date: Mon, 20 Oct 2014 05:16:45 +0100
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Sasha Levin <sasha.levin@oracle.com>,
        "Kirill A. Shutemov" <kirill@shutemov.name>,
        Aaro Koskinen <aaro.koskinen@iki.fi>,
        Andrew Pinski <pinskia@gmail.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] kernel: use the gnu89 standard explicitly
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On Sun, Oct 19, 2014 at 05:23:04PM -0700, Linus Torvalds wrote:

> So now we have a *third* semantic of "extern inline", and one that
> seems to be entirely inappropriate to *ever* be used in a header file
> due to duplicate symbol problems. What a mess.
> 
> Maybe we should just specify "gnu89" to avoid these kinds of insane
> semantic changes.

Umm... does anything except alpha really use extern inline?  The instances
outside of arch/alpha seem to be mostly cargo-culting; lib/mpi might be
another one, but other than that...