390 int get_fd_set(unsigned long nr, void __user *ufdset, unsigned long *fdset)  in get_fd_set()  argument
394 		return copy_from_user(fdset, ufdset, nr) ? -EFAULT : 0;  in get_fd_set()
396 	memset(fdset, 0, nr);  in get_fd_set()
401 set_fd_set(unsigned long nr, void __user *ufdset, unsigned long *fdset)  in set_fd_set()  argument
404 		return __copy_to_user(ufdset, fdset, FDS_BYTES(nr));  in set_fd_set()
409 void zero_fd_set(unsigned long nr, unsigned long *fdset)  in zero_fd_set()  argument
411 	memset(fdset, 0, FDS_BYTES(nr));  in zero_fd_set()
1161 			unsigned long *fdset)  in compat_get_fd_set()  argument
1164 		return compat_get_bitmap(fdset, ufdset, nr);  in compat_get_fd_set()
1166 		zero_fd_set(nr, fdset);  in compat_get_fd_set()
1173 		      unsigned long *fdset)  in compat_set_fd_set()  argument
1177 	return compat_put_bitmap(ufdset, fdset, nr);  in compat_set_fd_set()