178 int writev_uio(struct proc *p, int fd, user_addr_t user_iovp, int iovcnt, off_t offset, int flags,
440     user_addr_t user_iovp, int iovcnt, off_t offset, int flags,  in readv_uio()  argument
447 	if (iovcnt <= 0 || iovcnt > UIO_MAXIOV) {  in readv_uio()
452 	uio = uio_create(iovcnt, offset,  in readv_uio()
464 	    iovcnt, iovp);  in readv_uio()
483 	return readv_uio(p, uap->fd, uap->iovp, uap->iovcnt, 0, 0, retval);  in readv_nocancel()
499 	return readv_uio(p, uap->fd, uap->iovp, uap->iovcnt, uap->offset,  in sys_preadv_nocancel()
759     user_addr_t user_iovp, int iovcnt, off_t offset, int flags,  in writev_uio()  argument
766 	if (iovcnt <= 0 || iovcnt > UIO_MAXIOV || offset < 0) {  in writev_uio()
771 	uio = uio_create(iovcnt, offset,  in writev_uio()
783 	    iovcnt, iovp);  in writev_uio()
802 	return writev_uio(p, uap->fd, uap->iovp, uap->iovcnt, 0, 0, NULL, retval);  in writev_nocancel()
818 	return writev_uio(p, uap->fd, uap->iovp, uap->iovcnt, uap->offset,  in sys_pwritev_nocancel()