Commit e1733de2 authored by Michael Dalton's avatar Michael Dalton Committed by David S. Miller
Browse files

flow_dissector: support L2 GRE

Add support for L2 GRE tunnels, so that RPS can be more effective.

Signed-off-by: default avatarMichael Dalton <>
Signed-off-by: default avatarEric Dumazet <>
Signed-off-by: default avatarDavid S. Miller <>
parent f4f3efda
......@@ -119,6 +119,17 @@ bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow)
nhoff += 4;
if (hdr->flags & GRE_SEQ)
nhoff += 4;
if (proto == htons(ETH_P_TEB)) {
const struct ethhdr *eth;
struct ethhdr _eth;
eth = skb_header_pointer(skb, nhoff,
sizeof(_eth), &_eth);
if (!eth)
return false;
proto = eth->h_proto;
nhoff += sizeof(*eth);
goto again;
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