openvswitch: Use flow hash during flow lookup operation.

Flow->hash can be used to detect hash collisions and avoid flow key compare in flow lookup.

Pravin B Shelar committed 13 years ago

Commit 8ddd0941 parent 5eb26b11 file · +1 −1Browse files

Unified · Split

@@ -421,7 +421,7 @@ static struct sw_flow masked_flow_lookup(struct table_instance ti, · 420 unmodified lines
421	421	hash = flow_hash(&masked_key, key_start, key_end);
422	422	head = find_bucket(ti, hash);
423	423	hlist_for_each_entry_rcu(flow, head, hash_node[ti->node_ver]) {
424		− if (flow->mask == mask &&
	424	+ if (flow->mask == mask && flow->hash == hash &&
425	425	flow_cmp_masked_key(flow, &masked_key,
426	426	key_start, key_end))
427	427	return flow;

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