mm/shmem.c: make 3 functions static

This patch makes three needlessly global functions static.
Signed-off-by: NAdrian Bunk <bunk@stusta.de>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

include/linux/mm.h

@@ -648,9 +648,6 @@ static inline int page_mapped(struct page *page)
 extern void show_free_areas(void);
 
 #ifdef CONFIG_SHMEM
-int shmem_set_policy(struct vm_area_struct *vma, struct mempolicy *new);
-struct mempolicy *shmem_get_policy(struct vm_area_struct *vma,
-					unsigned long addr);
 int shmem_lock(struct file *file, int lock, struct user_struct *user);
 #else
 static inline int shmem_lock(struct file *file, int lock,
@@ -658,18 +655,6 @@ static inline int shmem_lock(struct file *file, int lock,
 {
 	return 0;
 }
-
-static inline int shmem_set_policy(struct vm_area_struct *vma,
-				   struct mempolicy *new)
-{
-	return 0;
-}
-
-static inline struct mempolicy *shmem_get_policy(struct vm_area_struct *vma,
-						 unsigned long addr)
-{
-	return NULL;
-}
 #endif
 struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags);
 

mm/shmem.c

@@ -1026,8 +1026,8 @@ static struct page *shmem_swapin_async(struct shared_policy *p,
 	return page;
 }
 
-struct page *shmem_swapin(struct shmem_inode_info *info, swp_entry_t entry,
-			  unsigned long idx)
+static struct page *shmem_swapin(struct shmem_inode_info *info,
+				 swp_entry_t entry, unsigned long idx)
 {
 	struct shared_policy *p = &info->policy;
 	int i, num;
@@ -1329,14 +1329,14 @@ static int shmem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 }
 
 #ifdef CONFIG_NUMA
-int shmem_set_policy(struct vm_area_struct *vma, struct mempolicy *new)
+static int shmem_set_policy(struct vm_area_struct *vma, struct mempolicy *new)
 {
 	struct inode *i = vma->vm_file->f_path.dentry->d_inode;
 	return mpol_set_shared_policy(&SHMEM_I(i)->policy, vma, new);
 }
 
-struct mempolicy *
-shmem_get_policy(struct vm_area_struct *vma, unsigned long addr)
+static struct mempolicy *shmem_get_policy(struct vm_area_struct *vma,
+					  unsigned long addr)
 {
 	struct inode *i = vma->vm_file->f_path.dentry->d_inode;
 	unsigned long idx;