> > When latest Linux ixgbe PF is used, and DPDK VF is used in DPDK > > application, jumbo frames are not received. > > Also - if Linux ixgbe PF has MTU set to 1500 (default), > > then normal sized packets can be received by DPDK VF. > > However, if Linux PF has MTU > 1500, then DPDK VF receives no packets > > (normal or jumbo). > > With ixgbe_mbox_api_10 ixgbe simply didn't allow set VF MTU > 1514 for > > 82599. With ixgbe_mbox_ajpi_11 it does, though now, if PF uses jumbo > > frames, it simply disables RX for all VFs. > > So to work with PF ithat using jumbo frames, at startup each VF has to: > > 1. negotiate with PF mbox_api_11. > > 2. Send to PF SET_LPE message with desired MTU. > > Note, that if PF already uses MTU bigger then asked by the VF, > > then PF wouldn't take any action. > > > > Signed-off-by: Konstantin Ananyev <konstantin.ananyev at intel.com> > > Acked-by: Ivan Boule <ivan.boule at 6wind.com>
Applied for version 1.7.0. Thanks -- Thomas
