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Diffstat (limited to 'include')
-rw-r--r--include/linux/shmem_fs.h17
-rw-r--r--include/linux/swap.h10
2 files changed, 17 insertions, 10 deletions
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index 2b7fec840517..cae65dc42bcc 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -5,6 +5,13 @@
#include <linux/mempolicy.h>
#include <linux/percpu_counter.h>
+struct page;
+struct file;
+struct inode;
+struct super_block;
+struct user_struct;
+struct vm_area_struct;
+
/* inode in-kernel data */
#define SHMEM_NR_DIRECT 16
@@ -45,7 +52,17 @@ static inline struct shmem_inode_info *SHMEM_I(struct inode *inode)
return container_of(inode, struct shmem_inode_info, vfs_inode);
}
+/*
+ * Functions in mm/shmem.c called directly from elsewhere:
+ */
extern int init_tmpfs(void);
extern int shmem_fill_super(struct super_block *sb, void *data, int silent);
+extern struct file *shmem_file_setup(const char *name,
+ loff_t size, unsigned long flags);
+extern int shmem_zero_setup(struct vm_area_struct *);
+extern int shmem_lock(struct file *file, int lock, struct user_struct *user);
+extern int shmem_unuse(swp_entry_t entry, struct page *page);
+extern void mem_cgroup_get_shmem_target(struct inode *inode, pgoff_t pgoff,
+ struct page **pagep, swp_entry_t *ent);
#endif
diff --git a/include/linux/swap.h b/include/linux/swap.h
index e70564647039..a273468f8285 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -300,16 +300,6 @@ static inline void scan_unevictable_unregister_node(struct node *node)
extern int kswapd_run(int nid);
extern void kswapd_stop(int nid);
-#ifdef CONFIG_MMU
-/* linux/mm/shmem.c */
-extern int shmem_unuse(swp_entry_t entry, struct page *page);
-#endif /* CONFIG_MMU */
-
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
-extern void mem_cgroup_get_shmem_target(struct inode *inode, pgoff_t pgoff,
- struct page **pagep, swp_entry_t *ent);
-#endif
-
#ifdef CONFIG_SWAP
/* linux/mm/page_io.c */
extern int swap_readpage(struct page *);