389 int get_fd_set(unsigned long nr, void __user *ufdset, unsigned long *fdset)  in get_fd_set()  argument
392 	if (ufdset)  in get_fd_set()
393 		return copy_from_user(fdset, ufdset, nr) ? -EFAULT : 0;  in get_fd_set()
400 set_fd_set(unsigned long nr, void __user *ufdset, unsigned long *fdset)  in set_fd_set()  argument
402 	if (ufdset)  in set_fd_set()
403 		return __copy_to_user(ufdset, fdset, FDS_BYTES(nr));  in set_fd_set()
1140 int compat_get_fd_set(unsigned long nr, compat_ulong_t __user *ufdset,  in compat_get_fd_set()  argument
1143 	if (ufdset) {  in compat_get_fd_set()
1144 		return compat_get_bitmap(fdset, ufdset, nr);  in compat_get_fd_set()
1152 int compat_set_fd_set(unsigned long nr, compat_ulong_t __user *ufdset,  in compat_set_fd_set()  argument
1155 	if (!ufdset)  in compat_set_fd_set()
1157 	return compat_put_bitmap(ufdset, fdset, nr);  in compat_set_fd_set()