1#include <linux/module.h> 2#include <linux/fs.h> 3 4#ifdef CONFIG_CGROUP_DEVICE 5extern int devcgroup_inode_permission(struct inode *inode, int mask); 6extern int devcgroup_inode_mknod(int mode, dev_t dev); 7#else 8static inline int devcgroup_inode_permission(struct inode *inode, int mask) 9{ return 0; } 10static inline int devcgroup_inode_mknod(int mode, dev_t dev) 11{ return 0; } 12#endif 13