yes，check dpdk gso lib…… 在 2020年3月10日星期二，txfh2007 via dev <[email protected]> 写道：
> Hi Flavio and all: > > Is there a way to support software TSO for DPDK tunnel network ? I > have tried userspace TSO function, and running on tunnel network, I have > got the following error: > "Tunneling packets with HW offload flags is not supported: packet > dropped" > So is there a way to work around if we would support both vlan and > tunnel network on the same compute node ? > > Thanks > Timo > > > > ------------------------------------------------------------------ > > > > > On Fri, Feb 28, 2020 at 9:56 AM Flavio Leitner <[email protected]> wrote: > > > > > > Hi Yi Yang, > > > > This is the bug fix required to make veth TSO work in OvS: > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/ > linux.git/commit/?id=9d2f67e43b73e8af7438be219b66a5de0cfa8bd9 > > > > commit 9d2f67e43b73e8af7438be219b66a5de0cfa8bd9 > > Author: Jianfeng Tan <[email protected]> > > Date: Sat Sep 29 15:41:27 2018 +0000 > > > > net/packet: fix packet drop as of virtio gso > > > > When we use raw socket as the vhost backend, a packet from virito > with > > gso offloading information, cannot be sent out in later validaton at > > xmit path, as we did not set correct skb->protocol which is further > used > > for looking up the gso function. > > > > To fix this, we set this field according to virito hdr information. > > > > Fixes: e858fae2b0b8f4 ("virtio_net: use common code for > virtio_net_hdr and skb GSO conversion") > > Signed-off-by: Jianfeng Tan <[email protected]> > > Signed-off-by: David S. Miller <[email protected]> > > > > > > So, the minimum kernel version is 4.19. > > > Thanks, > I sent a patch to update the documentation. Please take a look. > William > > _______________________________________________ > dev mailing list > [email protected] > https://mail.openvswitch.org/mailman/listinfo/ovs-dev > -- hepeng _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
