From: Dave Young <hidave.darkstar@gmail.com>
To: Dipankar Sarma <dipankar@in.ibm.com>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Ingo Molnar <mingo@elte.hu>, Lai Jiangshan <laijs@cn.fujitsu.com>,
Vegard Nossum <vegard.nossum@gmail.com>,
Josh Triplett <josh@joshtriplett.org>,
Andrew Morton <akpm@linux-foundation.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
James Morris <jmorris@namei.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH -mm 09/17] sysctl extern cleanup - rcu
Date: Sun, 21 Feb 2010 22:24:12 +0800 [thread overview]
Message-ID: <20100221142412.GA3011@darkstar> (raw)
Extern declarations in sysctl.c should be move to their own head file,
and then include them in relavant .c files.
Move rcutorture_runnable extern declaration to linux/rcupdate.h
Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
Acked-by: Josh Triplett <josh@joshtriplett.org>
---
include/linux/rcupdate.h | 4 ++++
kernel/sysctl.c | 3 ---
2 files changed, 4 insertions(+), 3 deletions(-)
--- linux-2.6.32.orig/include/linux/rcupdate.h 2010-02-21 09:35:58.013190490 +0800
+++ linux-2.6.32/include/linux/rcupdate.h 2010-02-21 10:03:53.296358225 +0800
@@ -41,6 +41,10 @@
#include <linux/lockdep.h>
#include <linux/completion.h>
+#ifdef CONFIG_RCU_TORTURE_TEST
+extern int rcutorture_runnable; /* for sysctl */
+#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
+
/**
* struct rcu_head - callback structure for use with RCU
* @next: next update requests in a list
--- linux-2.6.32.orig/kernel/sysctl.c 2010-02-21 09:58:40.029722800 +0800
+++ linux-2.6.32/kernel/sysctl.c 2010-02-21 10:01:30.257204779 +0800
@@ -75,9 +75,6 @@
/* External variables not in a header file. */
extern int max_threads;
-#ifdef CONFIG_RCU_TORTURE_TEST
-extern int rcutorture_runnable;
-#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
#ifdef CONFIG_BLOCK
extern int blk_iopoll_enabled;
#endif
next reply other threads:[~2010-02-21 14:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-21 14:24 Dave Young [this message]
2010-02-21 16:58 ` [PATCH -mm 09/17] sysctl extern cleanup - rcu Paul E. McKenney
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