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Date: Mon, 22 May 2017 14:44:01 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Kees Cook <keescook@chromium.org>
Cc: linux-kernel@vger.kernel.org,
        Manfred Spraul <manfred@colorfullife.com>
Subject: Re: [PATCH] ipc: Fail build if IPC structures change layout
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On Fri, 19 May 2017 16:44:00 -0700 Kees Cook <keescook@chromium.org> wrote:

> Since struct layout can be seen at build-time, turn runtime report
> into a build failure so it can be fixed more quickly.

I've just dropped the patch which this fixes, due to runtime issues. 
Manfred, please include this in the resend?