On 3/2/2017 11:32 AM, Shijith Thotton wrote: > Signed-off-by: Shijith Thotton <shijith.thot...@caviumnetworks.com> > Signed-off-by: Jerin Jacob <jerin.ja...@caviumnetworks.com> > Signed-off-by: Derek Chickles <derek.chick...@caviumnetworks.com> > Signed-off-by: Venkat Koppula <venkat.kopp...@caviumnetworks.com> > Signed-off-by: Srisivasubramanian S <ssriniva...@caviumnetworks.com> > Signed-off-by: Mallesham Jatharakonda <mjatharako...@oneconvergence.com>
<...> > > static int > +lio_dev_change_vf_mtu(struct rte_eth_dev *eth_dev, uint16_t new_mtu) > +{ > + struct lio_device *lio_dev = LIO_DEV(eth_dev); > + > + PMD_INIT_FUNC_TRACE(); > + > + if (!lio_dev->intf_open) { > + lio_dev_err(lio_dev, "Port %d down, can't change MTU\n", > + lio_dev->port_id); > + return -EINVAL; > + } > + > + /* Limit the MTU to make sure the ethernet packets are between > + * ETHER_MIN_MTU bytes and PF's MTU > + */ > + if ((new_mtu < ETHER_MIN_MTU) || > + (new_mtu > lio_dev->linfo.link.s.mtu)) { > + lio_dev_err(lio_dev, "Invalid MTU: %d\n", new_mtu); > + lio_dev_err(lio_dev, "Valid range %d and %d\n", > + ETHER_MIN_MTU, lio_dev->linfo.link.s.mtu); > + return -EINVAL; > + } > + > + return 0; > +} Is this really sets the MTU? "new_mtu" seems not used, except limit check, an lio_send_ctrl_pkt() required perhaps?