linux-kernel - [2.6 patch] mm/migrate.c: cleanups

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Message-ID: <20070705232353.GI3492@stusta.de>
Date:	Fri, 6 Jul 2007 01:23:53 +0200
From:	Adrian Bunk <bunk@...sta.de>
To:	Christoph Lameter <clameter@....com>
Cc:	linux-kernel@...r.kernel.org
Subject: [2.6 patch] mm/migrate.c: cleanups

This patch contains the following cleanups:
- every file should include the headers containing the prototypes for
  its global functions
- make the needlessly global putback_lru_pages() static

Signed-off-by: Adrian Bunk <bunk@...sta.de>

---

 include/linux/migrate.h |    2 --
 mm/migrate.c            |    3 ++-
 2 files changed, 2 insertions(+), 3 deletions(-)

--- linux-2.6.22-rc6-mm1/include/linux/migrate.h.old	2007-07-05 17:10:01.000000000 +0200
+++ linux-2.6.22-rc6-mm1/include/linux/migrate.h	2007-07-05 17:10:10.000000000 +0200
@@ -26,7 +26,6 @@
 }
 
 extern int isolate_lru_page(struct page *p, struct list_head *pagelist);
-extern int putback_lru_pages(struct list_head *l);
 extern int migrate_page(struct address_space *,
 			struct page *, struct page *);
 extern int migrate_pages(struct list_head *l, new_page_t x, unsigned long);
@@ -44,7 +43,6 @@
 
 static inline int isolate_lru_page(struct page *p, struct list_head *list)
 					{ return -ENOSYS; }
-static inline int putback_lru_pages(struct list_head *l) { return 0; }
 static inline int migrate_pages(struct list_head *l, new_page_t x,
 		unsigned long private) { return -ENOSYS; }
 
--- linux-2.6.22-rc6-mm1/mm/migrate.c.old	2007-07-05 17:10:16.000000000 +0200
+++ linux-2.6.22-rc6-mm1/mm/migrate.c	2007-07-05 17:11:43.000000000 +0200
@@ -28,6 +28,7 @@
 #include <linux/mempolicy.h>
 #include <linux/vmalloc.h>
 #include <linux/security.h>
+#include <linux/syscalls.h>
 
 #include "internal.h"
 
@@ -101,7 +102,7 @@
  *
  * returns the number of pages put back.
  */
-int putback_lru_pages(struct list_head *l)
+static int putback_lru_pages(struct list_head *l)
 {
 	struct page *page;
 	struct page *page2;

-
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