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Message-ID: <20080421225015.GG2633@cs181133002.pp.htv.fi>
Date: Tue, 22 Apr 2008 01:50:15 +0300
From: Adrian Bunk <bunk@...nel.org>
To: linux-kernel@...r.kernel.org
Subject: [2.6 patch] mm/vmstat.c: proper externs
This patch adds proper extern declarations for five variables in
include/linux/vmstat.h
Signed-off-by: Adrian Bunk <bunk@...nel.org>
---
This patch has been sent on:
- 14 Apr 2008
- 31 Mar 2008
- 25 Feb 2008
fs/proc/proc_misc.c | 4 ----
include/linux/vmstat.h | 6 ++++++
kernel/sysctl.c | 2 +-
mm/vmstat.c | 1 +
4 files changed, 8 insertions(+), 5 deletions(-)
b2c1dc15728c7470d3ea5aad9c1227131eb5fc3f diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 468805d..622d35b 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -222,7 +222,6 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
#undef K
}
-extern const struct seq_operations fragmentation_op;
static int fragmentation_open(struct inode *inode, struct file *file)
{
(void)inode;
@@ -236,7 +235,6 @@ static const struct file_operations fragmentation_file_operations = {
.release = seq_release,
};
-extern const struct seq_operations pagetypeinfo_op;
static int pagetypeinfo_open(struct inode *inode, struct file *file)
{
return seq_open(file, &pagetypeinfo_op);
@@ -249,7 +247,6 @@ static const struct file_operations pagetypeinfo_file_ops = {
.release = seq_release,
};
-extern const struct seq_operations zoneinfo_op;
static int zoneinfo_open(struct inode *inode, struct file *file)
{
return seq_open(file, &zoneinfo_op);
@@ -346,7 +343,6 @@ static const struct file_operations proc_devinfo_operations = {
.release = seq_release,
};
-extern const struct seq_operations vmstat_op;
static int vmstat_open(struct inode *inode, struct file *file)
{
return seq_open(file, &vmstat_op);
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 75370ec..0970628 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -40,6 +40,12 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
NR_VM_EVENT_ITEMS
};
+extern const struct seq_operations fragmentation_op;
+extern const struct seq_operations pagetypeinfo_op;
+extern const struct seq_operations zoneinfo_op;
+extern const struct seq_operations vmstat_op;
+extern int sysctl_stat_interval;
+
#ifdef CONFIG_VM_EVENT_COUNTERS
/*
* Light weight per cpu counter implementation.
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index ffb687c..d78773d 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -42,6 +42,7 @@
#include <linux/limits.h>
#include <linux/dcache.h>
#include <linux/syscalls.h>
+#include <linux/vmstat.h>
#include <linux/nfs_fs.h>
#include <linux/acpi.h>
#include <linux/reboot.h>
@@ -76,7 +77,6 @@ extern int sysctl_drop_caches;
extern int percpu_pagelist_fraction;
extern int compat_log;
extern int maps_protect;
-extern int sysctl_stat_interval;
extern int latencytop_enabled;
/* Constants used for minimum and maximum */
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 422d960..81a6d5f 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -14,6 +14,7 @@
#include <linux/module.h>
#include <linux/cpu.h>
#include <linux/sched.h>
+#include <linux/vmstat.h>
#ifdef CONFIG_VM_EVENT_COUNTERS
DEFINE_PER_CPU(struct vm_event_state, vm_event_states) = {{0}};
--
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