On Mon, 9 Mar 2026 17:10:21 +0100 Xavier Guillaume <[email protected]> wrote:
> Derive max_rx_pktlen and max_mtu from the actual TPACKET ring > frame size rather than the static RTE_ETHER_MAX_LEN (1518). > This allows jumbo frame support when the user specifies a > larger framesz devarg at vdev creation time, for example: > > --vdev=net_af_packet0,iface=eth0,framesz=9216 > > The advertised capabilities now accurately reflect what the > configured ring can handle, avoiding both false limitations > with large frames and false promises with small ones. > > Signed-off-by: Xavier Guillaume <[email protected]> I wonder if TPACKET header could go in mbuf headroom. And also, could the copy on receive be avoided?
