linux-kernel - Re: [PATCH -next] treewide: Remove stringification from _

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Message-ID: <133aa0c8c5e2cbc862df109200b982e89046dbc0.camel@perches.com>
Date:   Thu, 22 Oct 2020 09:20:34 -0700
From:   Joe Perches <joe@...ches.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Borislav Petkov <bp@...en8.de>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>, Ard Biesheuvel <ardb@...nel.org>,
        Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        Marco Elver <elver@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Alexander Potapenko <glider@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org,
        kasan-dev@...glegroups.com, linux-crypto@...r.kernel.org,
        linux-mm <linux-mm@...ck.org>
Subject: Re: [PATCH -next] treewide: Remove stringification from __alias
 macro definition

On Thu, 2020-10-22 at 09:33 +0200, Peter Zijlstra wrote:
> On Wed, Oct 21, 2020 at 11:58:25AM -0700, Joe Perches wrote:
> > Like the __section macro, the __alias macro uses
> > macro # stringification to create quotes around
> > the section name used in the __attribute__.
> > 
> > Remove the stringification and add quotes or a
> > stringification to the uses instead.
> 
> There's a complete lack of rationale for this change.

I'll eventually post V2.
I'm waiting to see if there are more comments.

As I wrote in reply to Ard:

https://lore.kernel.org/lkml/1cecfbfc853b2e71a96ab58661037c28a2f9280e.camel@perches.com/

Using quotes in __section caused/causes differences
between clang and gcc.

https://lkml.org/lkml/2020/9/29/2187

Using common styles for details like this is good.