linux-kernel - Re: [GIT PULL linux-next] Add Compiler Attributes tree

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Date:   Wed, 3 Oct 2018 23:41:08 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     "Ted Ts'o" <tytso@....edu>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Steven Rostedt <rostedt@...dmis.org>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Olof Johansson <olof@...m.net>,
        Konstantin Ryabitsev <konstantin@...uxfoundation.org>,
        David Miller <davem@...emloft.net>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Kees Cook <keescook@...omium.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        Paul Lawrence <paullawrence@...gle.com>,
        Sandipan Das <sandipan@...ux.vnet.ibm.com>,
        Andrey Konovalov <andreyknvl@...gle.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Will Deacon <will.deacon@....com>,
        Philippe Ombredanne <pombredanne@...b.com>,
        Paul Burton <paul.burton@...s.com>,
        David Rientjes <rientjes@...gle.com>, Willy Tarreau <w@....eu>,
        Martin Sebor <msebor@...il.com>,
        Christopher Li <sparse@...isli.org>,
        Jonathan Corbet <corbet@....net>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Joe Perches <joe@...ches.com>, Arnd Bergmann <arnd@...db.de>,
        Dominique Martinet <asmadeus@...ewreck.org>,
        Stefan Agner <stefan@...er.ch>,
        Luc Van Oostenryck <luc.vanoostenryck@...il.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Ext4 Developers List <linux-ext4@...r.kernel.org>,
        linux-sparse@...r.kernel.org, linux-kbuild@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [GIT PULL linux-next] Add Compiler Attributes tree

On Wed, Oct 3, 2018 at 11:23 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
> On Wed, Oct 3, 2018 at 5:33 PM Theodore Y. Ts'o <tytso@....edu> wrote:
> > had done with full consideration, specifically for this reason.  Even
> > if the definition was different, my definition *had* been fully tested
> > with over a 27+ VM hours of regression testing, and if it turned out

I forgot to mention that if the definitions were different, it could
have caused a problem, because your definition wouldn't apply, so your
27+ hours of testing wouldn't have mattered :-P Without the #ifndef,
we would have at least got a redefinition warning about it.

Cheers,
Miguel