From: Dave Young <hidave.darkstar@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>, Ming Lei <tom.leiming@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Joel Becker <joel.becker@oracle.com>,
James Morris <jmorris@namei.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH -mm 15/17] sysctl extern cleanup - lockdep
Date: Sun, 21 Feb 2010 22:25:23 +0800 [thread overview]
Message-ID: <20100221142523.GA3028@darkstar> (raw)
Extern declarations in sysctl.c should be move to their own head file,
and then include them in relavant .c files.
Move lockdep extern declarations to linux/lockdep.h
Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
---
include/linux/lockdep.h | 4 ++++
kernel/sysctl.c | 6 +++---
2 files changed, 7 insertions(+), 3 deletions(-)
--- linux-2.6.32.orig/include/linux/lockdep.h 2010-02-21 11:12:12.463446879 +0800
+++ linux-2.6.32/include/linux/lockdep.h 2010-02-21 11:22:50.809216778 +0800
@@ -12,6 +12,10 @@
struct task_struct;
struct lockdep_map;
+/* for sysctl */
+extern int prove_locking;
+extern int lock_stat;
+
#ifdef CONFIG_LOCKDEP
#include <linux/linkage.h>
--- linux-2.6.32.orig/kernel/sysctl.c 2010-02-21 11:22:37.322552208 +0800
+++ linux-2.6.32/kernel/sysctl.c 2010-02-21 11:23:13.929215242 +0800
@@ -69,6 +69,9 @@
#ifdef CONFIG_RT_MUTEXES
#include <linux/rtmutex.h>
#endif
+#if defined(CONFIG_PROVE_LOCKING) || defined(CONFIG_LOCK_STAT)
+#include <linux/lockdep.h>
+#endif
#ifdef CONFIG_CHR_DEV_SG
#include <scsi/sg.h>
#endif
@@ -175,9 +178,6 @@ extern struct ctl_table inotify_table[];
extern struct ctl_table epoll_table[];
#endif
-extern int prove_locking;
-extern int lock_stat;
-
/* The default sysctl tables: */
static struct ctl_table root_table[] = {
reply other threads:[~2010-02-21 14:31 UTC|newest]
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