extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
			 const char *file_name, __u64 size,
			 struct cifs_sb_info *cifs_sb, bool set_allocation)
extern int CIFSSMBSetEOF(const unsigned int xid, struct cifs_tcon *tcon,
			 const char *file_name, __u64 size,
			 struct cifs_sb_info *cifs_sb, bool set_allocation,
			 struct dentry *dentry)