public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Arnd Bergmann <arnd@arndb.de>
To: Dave Young <hidave.darkstar@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Roland McGrath <roland@redhat.com>, Ingo Molnar <mingo@elte.hu>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	linux-kernel@vger.kernel.org, James Morris <jmorris@namei.org>
Subject: Re: [PATCH 07/18] sysctl extern cleanup - compat
Date: Sat, 20 Feb 2010 15:51:56 +0100	[thread overview]
Message-ID: <201002201551.56851.arnd@arndb.de> (raw)
In-Reply-To: <20100220141328.GF3195@darkstar>

On Saturday 20 February 2010 15:13:28 Dave Young wrote:
> Extern declarations in sysctl.c should be move to their own head file,
> and then include them in relavant .c files.
> 
> Move compat_log extern declaration to linux/compat.h
> 
> Signed-off-by: Dave Young <hidave.darkstar@gmail.com>

Good idea in principle, but please don't enclose the extern
declaration in #ifdef:

> --- linux-2.6.32.orig/include/linux/compat.h	2010-02-20 14:02:24.334925488 +0800
> +++ linux-2.6.32/include/linux/compat.h	2010-02-20 14:24:30.405627048 +0800
> @@ -17,6 +17,9 @@
>  #include <asm/siginfo.h>
>  #include <asm/signal.h>
>  
> +#ifdef CONFIG_SYSCTL
> +extern int compat_log;
> +#endif
>  #define compat_jiffies_to_clock_t(x)	\
>  		(((unsigned long)(x) * COMPAT_USER_HZ) / HZ)

This will force a rebuild of everything that #includes linux/compat.h when CONFIG_SYSCTL
changes, while nothing really changes.

Obviously, the same goes for the entire series.

	Arnd

  reply	other threads:[~2010-02-20 14:52 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-20 14:13 [PATCH 07/18] sysctl extern cleanup - compat Dave Young
2010-02-20 14:51 ` Arnd Bergmann [this message]
2010-02-20 15:16   ` Dave Young

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=201002201551.56851.arnd@arndb.de \
    --to=arnd@arndb.de \
    --cc=a.p.zijlstra@chello.nl \
    --cc=akpm@linux-foundation.org \
    --cc=davem@davemloft.net \
    --cc=ebiederm@xmission.com \
    --cc=hidave.darkstar@gmail.com \
    --cc=jmorris@namei.org \
    --cc=kraxel@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=roland@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox