From: Pekka Enberg <penberg@kernel.org>
To: David Rientjes <rientjes@google.com>
Cc: shuah.khan@hp.com, cl@linux.com, glommer@parallels.com,
js1304@gmail.com, shuahkhan@gmail.com, linux-mm@kvack.org,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH TRIVIAL] mm: Fix build warning in kmem_cache_create()
Date: Mon, 30 Jul 2012 23:41:35 +0300 [thread overview]
Message-ID: <CAOJsxLHw8G0ChnOeBv1nNr3tqNPPjdnkY=RStyo3rRqC1bdDAA@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1207301255320.24196@chino.kir.corp.google.com>
On Mon, Jul 30, 2012 at 10:56 PM, David Rientjes <rientjes@google.com> wrote:
> -Wunused-label is overridden in gcc for a label that is conditionally
> referenced by using __maybe_unused in the kernel. I'm not sure what's so
> obscure about
>
> out: __maybe_unused
>
> Are label attributes really that obsecure?
I think they are.
The real problem, however, is that label attributes would just paper
over the badly thought out control flow in the function and not make the
code any better or easier to read.
Pekka
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next prev parent reply other threads:[~2012-07-30 20:41 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 23:12 Shuah Khan
2012-07-14 9:18 ` David Rientjes
2012-07-14 12:01 ` Pekka Enberg
2012-07-16 3:04 ` Shuah Khan
2012-07-16 9:58 ` David Rientjes
2012-07-16 14:17 ` Christoph Lameter
2012-07-16 15:56 ` Shuah Khan
2012-07-16 19:58 ` David Rientjes
2012-07-16 20:14 ` Christoph Lameter
2012-07-16 23:48 ` David Rientjes
2012-07-17 14:36 ` Christoph Lameter
2012-07-17 14:46 ` Pekka Enberg
2012-07-17 15:11 ` Christoph Lameter
2012-07-23 7:04 ` Glauber Costa
2012-07-25 15:28 ` Christoph Lameter
2012-07-17 16:52 ` Shuah Khan
2012-07-30 10:18 ` Pekka Enberg
2012-07-30 19:56 ` David Rientjes
2012-07-30 20:41 ` Pekka Enberg [this message]
2012-07-31 2:07 ` David Rientjes
2012-07-31 6:05 ` Pekka Enberg
2012-08-06 3:41 ` Shuah Khan
2012-08-06 15:14 ` [PATCH RESEND] mm: Restructure kmem_cache_create() to move debug cache integrity checks into a new function Shuah Khan
2012-08-06 16:49 ` JoonSoo Kim
2012-08-06 17:03 ` Shuah Khan
2012-08-06 21:13 ` [PATCH v2] " Shuah Khan
2012-08-09 14:06 ` Shuah Khan
2012-08-09 14:13 ` Christoph Lameter (Open Source)
2012-08-09 17:01 ` Shuah Khan
2012-08-09 19:08 ` Christoph Lameter (Open Source)
2012-08-09 19:33 ` Shuah Khan
2012-08-12 16:40 ` [PATCH v3] " Shuah Khan
2012-08-12 17:36 ` Christoph
2012-08-15 23:53 ` Andrew Morton
2012-08-16 6:40 ` Pekka Enberg
2012-08-08 14:14 ` [PATCH RESEND] " Christoph Lameter (Open Source)
2012-08-08 15:13 ` Shuah Khan
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