4 struct inode *ramfs_get_inode(struct super_block *sb, int mode, dev_t dev);
5 extern int ramfs_get_sb(struct file_system_type *fs_type,
6 int flags, const char *dev_name, void *data, struct vfsmount *mnt);
9 extern unsigned long ramfs_nommu_get_unmapped_area(struct file *file,
15 extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma);
18 extern const struct file_operations ramfs_file_operations;
19 extern struct vm_operations_struct generic_file_vm_ops;