1 typedef unsigned int	__kernel_dev_t;
2 typedef __kernel_dev_t		dev_t;
3 struct ustat {
4 };
5 typedef unsigned int kdev_t;
to_kdev_t(int dev)6 static inline kdev_t to_kdev_t(int dev)
7 {
8 	int major, minor;
9 	major = (dev >> 8);
10 	minor = (dev & 0xff);
11 	return ((( major ) << 22 ) | (  minor )) ;
12 }
13 struct super_block {
14 };
15 struct super_block * get_super (kdev_t dev);
sys_ustat(dev_t dev,struct ustat * ubuf)16 int sys_ustat(dev_t dev, struct ustat * ubuf)
17 {
18         struct super_block *s;
19         s = get_super(to_kdev_t(dev));
20 }
21