linux-kernel - [PATCH 07/18] sysctl extern cleanup

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Date:	Sat, 20 Feb 2010 22:13:28 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	"David S. Miller" <davem@...emloft.net>,
	Gerd Hoffmann <kraxel@...hat.com>,
	Arnd Bergmann <arnd@...db.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Roland McGrath <roland@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org, James Morris <jmorris@...ei.org>
Subject: [PATCH 07/18] sysctl extern cleanup - compat

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@...il.com>
---
 include/linux/compat.h |    3 +++
 kernel/sysctl.c        |    2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

--- 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)
 
--- linux-2.6.32.orig/kernel/sysctl.c	2010-02-20 14:13:28.511525875 +0800
+++ linux-2.6.32/kernel/sysctl.c	2010-02-20 14:23:58.042295739 +0800
@@ -58,6 +58,7 @@
 #include <linux/threads.h>
 #include <linux/binfmts.h>
 #include <linux/pid.h>
+#include <linux/compat.h>
 
 #include <asm/uaccess.h>
 #include <asm/processor.h>
@@ -72,7 +73,6 @@
 #if defined(CONFIG_SYSCTL)
 
 /* External variables not in a header file. */
-extern int compat_log;
 extern int latencytop_enabled;
 extern int sysctl_nr_open_min, sysctl_nr_open_max;
 #ifdef CONFIG_RCU_TORTURE_TEST
--
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