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Commit 745898ea authored by Herbert Xu's avatar Herbert Xu Committed by David S. Miller
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tcp: Optimise GRO port comparisons



Instead of doing two 16-bit operations for the source/destination
ports, we can do one 32-bit operation to take care both.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 78d3fd0b
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+1 −1
Original line number Diff line number Diff line
@@ -2544,7 +2544,7 @@ struct sk_buff **tcp_gro_receive(struct sk_buff **head, struct sk_buff *skb)

		th2 = tcp_hdr(p);

		if ((th->source ^ th2->source) | (th->dest ^ th2->dest)) {
		if (*(u32 *)&th->source ^ *(u32 *)&th2->source) {
			NAPI_GRO_CB(p)->same_flow = 0;
			continue;
		}