[PATCH -mm 08/17] sysctl extern cleanup - file nr

Dave Young
2010-02-21T14:24:15Z

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

Move sysctl_nr_open_min, sysctl_nr_open_max extern declarations to linux/file.h

Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
---
include/linux/file.h | 1 +
kernel/sysctl.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)

--- linux-2.6.32.orig/include/linux/file.h 2010-02-21 09:35:58.126524381 +0800
+++ linux-2.6.32/include/linux/file.h 2010-02-21 09:59:23.183884433 +0800
@@ -9,6 +9,7 @@
#include <linux/types.h>
#include <linux/posix_types.h>

+extern int sysctl_nr_open_min, sysctl_nr_open_max; /* for sysctl */
struct file;

extern void __fput(struct file *);
--- linux-2.6.32.orig/kernel/sysctl.c 2010-02-21 09:57:19.646397324 +0800
+++ linux-2.6.32/kernel/sysctl.c 2010-02-21 09:58:40.029722800 +0800
@@ -59,6 +59,7 @@
#include <linux/pid.h>
#include <linux/compat.h>
#include <linux/latencytop.h>
+#include <linux/file.h>

#include <asm/uaccess.h>
#include <asm/processor.h>
@@ -74,7 +75,6 @@

/* External variables not in a header file. */
extern int max_threads;
-extern int sysctl_nr_open_min, sysctl_nr_open_max;
#ifdef CONFIG_RCU_TORTURE_TEST
extern int rcutorture_runnable;
#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */