linux-kernel - [PATCH -mm 10/17] sysctl extern cleanup

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Date:	Sun, 21 Feb 2010 22:24:25 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	James Morris <jmorris@...ei.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH -mm 10/17] sysctl extern cleanup - block iopoll

Extern declarations in sysctl.c should be move to their own head file,
and then include them in relavant .c files.

blk_iopoll_enabled declared in linux/blk-iopoll.h, remove the declaration in
sysctl.c, include the head file instead.

Signed-off-by: Dave Young <hidave.darkstar@...il.com>
---
 kernel/sysctl.c |    6 +++---
 1 file changed, 3 insertion(+), 3 deletions(-)

--- linux-2.6.32.orig/kernel/sysctl.c	2010-02-21 10:01:30.257204779 +0800
+++ linux-2.6.32/kernel/sysctl.c	2010-02-21 11:16:42.329254793 +0800
@@ -60,6 +60,9 @@
 #include <linux/compat.h>
 #include <linux/latencytop.h>
 #include <linux/file.h>
+#ifdef CONFIG_BLOCK
+#include <linux/blk-iopoll.h>
+#endif
 
 #include <asm/uaccess.h>
 #include <asm/processor.h>
@@ -75,9 +78,6 @@
 
 /* External variables not in a header file. */
 extern int max_threads;
-#ifdef CONFIG_BLOCK
-extern int blk_iopoll_enabled;
-#endif
 
 /* Constants used for minimum and  maximum */
 #ifdef CONFIG_DETECT_SOFTLOCKUP
--
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