387 int get_fd_set(unsigned long nr, void __user *ufdset, unsigned long *fdset)  in get_fd_set()  argument
390 	if (ufdset)  in get_fd_set()
391 		return copy_from_user(fdset, ufdset, nr) ? -EFAULT : 0;  in get_fd_set()
398 set_fd_set(unsigned long nr, void __user *ufdset, unsigned long *fdset)  in set_fd_set()  argument
400 	if (ufdset)  in set_fd_set()
401 		return __copy_to_user(ufdset, fdset, FDS_BYTES(nr));  in set_fd_set()
1154 int compat_get_fd_set(unsigned long nr, compat_ulong_t __user *ufdset,  in compat_get_fd_set()  argument
1157 	if (ufdset) {  in compat_get_fd_set()
1158 		return compat_get_bitmap(fdset, ufdset, nr);  in compat_get_fd_set()
1166 int compat_set_fd_set(unsigned long nr, compat_ulong_t __user *ufdset,  in compat_set_fd_set()  argument
1169 	if (!ufdset)  in compat_set_fd_set()
1171 	return compat_put_bitmap(ufdset, fdset, nr);  in compat_set_fd_set()