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Subject[PATCH 27/31] proc: move /proc/schedstat boilerplate to kernel/sched_stats.h

From df061e2eb4f51b50946f057dad1e5e7ce967fd85 Mon Sep 17 00:00:00 2001
From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Mon, 6 Oct 2008 13:23:43 +0400
Subject: [PATCH 27/31] proc: move /proc/schedstat boilerplate to kernel/sched_stats.h

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
fs/proc/proc_misc.c | 3 ---
include/linux/sched.h | 4 ----
kernel/sched.c | 1 +
kernel/sched_stats.h | 9 ++++++++-
4 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 429376e..981efbf 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -194,9 +194,6 @@ void __init proc_misc_init(void)
proc_symlink("mounts", NULL, "self/mounts");

/* And now for trickier ones */
-#ifdef CONFIG_SCHEDSTATS
- proc_create("schedstat", 0, NULL, &proc_schedstat_operations);
-#endif
#ifdef CONFIG_PROC_KCORE
proc_root_kcore = proc_create("kcore", S_IRUSR, NULL, &proc_kcore_operations);
if (proc_root_kcore)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index c226c7b..a6f584b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -638,10 +638,6 @@ struct sched_info {
};
#endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */

-#ifdef CONFIG_SCHEDSTATS
-extern const struct file_operations proc_schedstat_operations;
-#endif /* CONFIG_SCHEDSTATS */
-
#ifdef CONFIG_TASK_DELAY_ACCT
struct task_delay_info {
spinlock_t lock;
diff --git a/kernel/sched.c b/kernel/sched.c
index 6f23059..973cc94 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -55,6 +55,7 @@
#include <linux/cpuset.h>
#include <linux/percpu.h>
#include <linux/kthread.h>
+#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/sysctl.h>
#include <linux/syscalls.h>
diff --git a/kernel/sched_stats.h b/kernel/sched_stats.h
index 8385d43..6967055 100644
--- a/kernel/sched_stats.h
+++ b/kernel/sched_stats.h
@@ -90,13 +90,20 @@ static int schedstat_open(struct inode *inode, struct file *file)
return res;
}

-const struct file_operations proc_schedstat_operations = {
+static const struct file_operations proc_schedstat_operations = {
.open = schedstat_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};

+static int __init proc_schedstat_init(void)
+{
+ proc_create("schedstat", 0, NULL, &proc_schedstat_operations);
+ return 0;
+}
+module_init(proc_schedstat_init);
+
/*
* Expects runqueue lock to be held for atomicity of update
*/
--
1.5.6.5


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