linux-kernel - [PATCH 17/18] sysctl extern cleanup

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Date:	Sat, 20 Feb 2010 22:22:24 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Eric Dumazet <dada1@...mosbay.com>,
	Davide Libenzi <davidel@...ilserver.org>,
	Andi Kleen <ak@...ux.intel.com>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	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 17/18] sysctl extern cleanup - poll

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

Move epoll_table extern declaration to linux/poll.h

Signed-off-by: Dave Young <hidave.darkstar@...il.com>
---
 include/linux/poll.h |    3 +++
 kernel/sysctl.c      |    4 +---
 2 files changed, 4 insertions(+), 3 deletions(-)

--- linux-2.6.32.orig/include/linux/poll.h	2010-02-20 14:02:15.871592994 +0800
+++ linux-2.6.32/include/linux/poll.h	2010-02-20 14:44:14.138009487 +0800
@@ -12,6 +12,9 @@
 #include <linux/fs.h>
 #include <asm/uaccess.h>
 
+#if defined(CONFIG_EPOLL) && defined (CONFIG_SYSCTL)
+extern struct ctl_table epoll_table[];
+#endif
 /* ~832 bytes of stack space used max in sys_select/sys_poll before allocating
    additional memory. */
 #define MAX_STACK_ALLOC 832
--- linux-2.6.32.orig/kernel/sysctl.c	2010-02-20 14:41:41.625522844 +0800
+++ linux-2.6.32/kernel/sysctl.c	2010-02-20 14:43:20.458847237 +0800
@@ -65,6 +65,7 @@
 #include <linux/acct.h>
 #include <linux/rtmutex.h>
 #include <linux/lockdep.h>
+#include <linux/poll.h>
 #include <scsi/sg.h>
 
 #include <asm/uaccess.h>
@@ -162,9 +163,6 @@ extern struct ctl_table random_table[];
 #ifdef CONFIG_INOTIFY_USER
 extern struct ctl_table inotify_table[];
 #endif
-#ifdef CONFIG_EPOLL
-extern struct ctl_table epoll_table[];
-#endif
 
 /* The default sysctl tables: */
 
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