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-rw-r--r--include/linux/shmem_fs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index 466f18c73a49..ff2de4bab61f 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -50,6 +50,8 @@ extern struct file *shmem_file_setup(const char *name,
extern struct file *shmem_kernel_file_setup(const char *name, loff_t size,
unsigned long flags);
extern int shmem_zero_setup(struct vm_area_struct *);
+extern unsigned long shmem_get_unmapped_area(struct file *, unsigned long addr,
+ unsigned long len, unsigned long pgoff, unsigned long flags);
extern int shmem_lock(struct file *file, int lock, struct user_struct *user);
extern bool shmem_mapping(struct address_space *mapping);
extern void shmem_unlock_mapping(struct address_space *mapping);