linux-kernel - [2.6 patch] make mm/rmap.c:anon_vma

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Date:	Mon, 31 Mar 2008 01:48:54 +0300
From:	Adrian Bunk <bunk@...nel.org>
To:	Rik van Riel <riel@...hat.com>
Cc:	linux-kernel@...r.kernel.org
Subject: [2.6 patch] make mm/rmap.c:anon_vma_cachep static

This patch makes the needlessly global anon_vma_cachep static.

Signed-off-by: Adrian Bunk <bunk@...nel.org>

---

This patch has been sent on:
- 25 Feb 2008

 include/linux/rmap.h |   12 ------------
 mm/rmap.c            |   12 +++++++++++-
 2 files changed, 11 insertions(+), 13 deletions(-)

8d2d63d71ecbf2db78f31025acb136c9dd4db6a2 diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 1383692..8a8dbb9 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -31,18 +31,6 @@ struct anon_vma {
 
 #ifdef CONFIG_MMU
 
-extern struct kmem_cache *anon_vma_cachep;
-
-static inline struct anon_vma *anon_vma_alloc(void)
-{
-	return kmem_cache_alloc(anon_vma_cachep, GFP_KERNEL);
-}
-
-static inline void anon_vma_free(struct anon_vma *anon_vma)
-{
-	kmem_cache_free(anon_vma_cachep, anon_vma);
-}
-
 static inline void anon_vma_lock(struct vm_area_struct *vma)
 {
 	struct anon_vma *anon_vma = vma->anon_vma;
diff --git a/mm/rmap.c b/mm/rmap.c
index 8fd527c..ef6bb36 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -52,7 +52,17 @@
 
 #include <asm/tlbflush.h>
 
-struct kmem_cache *anon_vma_cachep;
+static struct kmem_cache *anon_vma_cachep;
+
+static inline struct anon_vma *anon_vma_alloc(void)
+{
+	return kmem_cache_alloc(anon_vma_cachep, GFP_KERNEL);
+}
+
+static inline void anon_vma_free(struct anon_vma *anon_vma)
+{
+	kmem_cache_free(anon_vma_cachep, anon_vma);
+}
 
 /* This must be called under the mmap_sem. */
 int anon_vma_prepare(struct vm_area_struct *vma)

--
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