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
;
20 extern int __init
init_rootfs(void);