Packets from TAP devices with USO offload converts to GSO_UDP_L4 & GSO_DODGY sk buffers. Added changes allow skipping segmentation for DODGY/ROBUST packets.
Signed-off-by: Jason Wang <[email protected]> Signed-off-by: Andrew Melnychenko <[email protected]> --- net/ipv4/udp_offload.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 6d1a4bec2614..8e002419b4d5 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -387,7 +387,7 @@ static struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, if (!pskb_may_pull(skb, sizeof(struct udphdr))) goto out; - if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) + if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4 && !skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST)) return __udp_gso_segment(skb, features, false); mss = skb_shinfo(skb)->gso_size; -- 2.37.2 _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
