proc: move /proc/buddyinfo boilerplate to mm/vmstat.c
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index fd41a03..a35e506 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -57,19 +57,6 @@
#include <asm/div64.h>
#include "internal.h"
-static int fragmentation_open(struct inode *inode, struct file *file)
-{
- (void)inode;
- return seq_open(file, &fragmentation_op);
-}
-
-static const struct file_operations fragmentation_file_operations = {
- .open = fragmentation_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-
static int pagetypeinfo_open(struct inode *inode, struct file *file)
{
return seq_open(file, &pagetypeinfo_op);
@@ -270,7 +257,6 @@
proc_symlink("mounts", NULL, "self/mounts");
/* And now for trickier ones */
- proc_create("buddyinfo", S_IRUGO, NULL, &fragmentation_file_operations);
proc_create("pagetypeinfo", S_IRUGO, NULL, &pagetypeinfo_file_ops);
proc_create("vmstat", S_IRUGO, NULL, &proc_vmstat_file_operations);
proc_create("zoneinfo", S_IRUGO, NULL, &proc_zoneinfo_file_operations);
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 9cd3ab0..d4551f2 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -54,7 +54,6 @@
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;
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 9343227..f45d724 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -8,7 +8,7 @@
* Copyright (C) 2006 Silicon Graphics, Inc.,
* Christoph Lameter <christoph@lameter.com>
*/
-
+#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/err.h>
#include <linux/module.h>
@@ -384,7 +384,7 @@
#endif
#ifdef CONFIG_PROC_FS
-
+#include <linux/proc_fs.h>
#include <linux/seq_file.h>
static char * const migratetype_names[MIGRATE_TYPES] = {
@@ -581,13 +581,25 @@
return 0;
}
-const struct seq_operations fragmentation_op = {
+static const struct seq_operations fragmentation_op = {
.start = frag_start,
.next = frag_next,
.stop = frag_stop,
.show = frag_show,
};
+static int fragmentation_open(struct inode *inode, struct file *file)
+{
+ return seq_open(file, &fragmentation_op);
+}
+
+static const struct file_operations fragmentation_file_operations = {
+ .open = fragmentation_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = seq_release,
+};
+
const struct seq_operations pagetypeinfo_op = {
.start = frag_start,
.next = frag_next,
@@ -898,9 +910,11 @@
static struct notifier_block __cpuinitdata vmstat_notifier =
{ &vmstat_cpuup_callback, NULL, 0 };
+#endif
static int __init setup_vmstat(void)
{
+#ifdef CONFIG_SMP
int cpu;
refresh_zone_stat_thresholds();
@@ -908,7 +922,10 @@
for_each_online_cpu(cpu)
start_cpu_timer(cpu);
+#endif
+#ifdef CONFIG_PROC_FS
+ proc_create("buddyinfo", S_IRUGO, NULL, &fragmentation_file_operations);
+#endif
return 0;
}
module_init(setup_vmstat)
-#endif