On Tue, May 22, 2018 at 10:16 PM, Neelakantam Gaddam <[email protected]> wrote:
> This patch fixes the kernel soft lockup issue with vxlan configuration > where the tunneled packet is sent on the same bridge where vxlan port is > attched to. It detects the loop in vxlan xmit functionb and drops if loop > is > detected. > > Signed-off-by: Neelakantam Gaddam <[email protected]> > --- > datapath/linux/compat/vxlan.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/datapath/linux/compat/vxlan.c b/datapath/linux/compat/vxlan.c > index 287dad2..00562fa 100644 > --- a/datapath/linux/compat/vxlan.c > +++ b/datapath/linux/compat/vxlan.c > @@ -1115,7 +1115,8 @@ static void vxlan_xmit_one(struct sk_buff *skb, > struct net_device *dev, > goto tx_error; > } > > - if (rt->dst.dev == dev) { > + if ((rt->dst.dev == dev) || > + (OVS_CB(skb)->input_vport->dev == rt->dst.dev)) { > I am not sure which case the OVS_CB(skb)->input_vport->dev is not same as the dev when there is recursion. Can you explain how to reproduce it? _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
