1065 			       unsigned long nr_segs, loff_t *pos)  in compat_do_readv_writev()  argument
1081 	if (nr_segs == 0)  in compat_do_readv_writev()
1089 	if ((nr_segs > UIO_MAXIOV) || (nr_segs <= 0))  in compat_do_readv_writev()
1093 	if (nr_segs > UIO_FASTIOV) {  in compat_do_readv_writev()
1095 		iov = kmalloc(nr_segs*sizeof(struct iovec), GFP_KERNEL);  in compat_do_readv_writev()
1100 	if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector)))  in compat_do_readv_writev()
1113 	for (seg = 0 ; seg < nr_segs; seg++) {  in compat_do_readv_writev()
1152 		ret = do_sync_readv_writev(file, iov, nr_segs, tot_len,  in compat_do_readv_writev()
1155 		ret = do_loop_readv_writev(file, iov, nr_segs, pos, fn);  in compat_do_readv_writev()
1225 		    unsigned int nr_segs, unsigned int flags)  in compat_sys_vmsplice()  argument
1229 	if (nr_segs > UIO_MAXIOV)  in compat_sys_vmsplice()
1231 	iov = compat_alloc_user_space(nr_segs * sizeof(struct iovec));  in compat_sys_vmsplice()
1232 	for (i = 0; i < nr_segs; i++) {  in compat_sys_vmsplice()
1240 	return sys_vmsplice(fd, iov, nr_segs, flags);  in compat_sys_vmsplice()