tc: add meta match on receive hash
Trivial extension to existing meta data match rules to allow matching on skb receive hash value. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -79,6 +79,7 @@ enum {
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TCF_META_ID_SK_SENDMSG_OFF,
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TCF_META_ID_SK_SENDMSG_OFF,
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TCF_META_ID_SK_WRITE_PENDING,
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TCF_META_ID_SK_WRITE_PENDING,
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TCF_META_ID_VLAN_TAG,
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TCF_META_ID_VLAN_TAG,
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TCF_META_ID_RXHASH,
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__TCF_META_ID_MAX
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__TCF_META_ID_MAX
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};
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};
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#define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)
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#define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)
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@ -223,6 +223,11 @@ META_COLLECTOR(int_maclen)
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dst->value = skb->mac_len;
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dst->value = skb->mac_len;
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}
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}
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META_COLLECTOR(int_rxhash)
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{
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dst->value = skb_get_rxhash(skb);
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}
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/**************************************************************************
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/**************************************************************************
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* Netfilter
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* Netfilter
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**************************************************************************/
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**************************************************************************/
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@ -541,6 +546,7 @@ static struct meta_ops __meta_ops[TCF_META_TYPE_MAX+1][TCF_META_ID_MAX+1] = {
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[META_ID(SK_SENDMSG_OFF)] = META_FUNC(int_sk_sendmsg_off),
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[META_ID(SK_SENDMSG_OFF)] = META_FUNC(int_sk_sendmsg_off),
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[META_ID(SK_WRITE_PENDING)] = META_FUNC(int_sk_write_pend),
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[META_ID(SK_WRITE_PENDING)] = META_FUNC(int_sk_write_pend),
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[META_ID(VLAN_TAG)] = META_FUNC(int_vlan_tag),
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[META_ID(VLAN_TAG)] = META_FUNC(int_vlan_tag),
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[META_ID(RXHASH)] = META_FUNC(int_rxhash),
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}
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}
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};
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};
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