commit c2e3143e3c46ede22336316b3ff4746727c0d93a
author Stephen Hemminger <shemminger@vyatta.com> Tue Aug 24 14:48:10 2010 -0700
committer David S. Miller <davem@davemloft.net> Tue Aug 24 14:48:10 2010 -0700
tree 28fa33bc3ef923614066377e5a954b88cb87148a
parent 5a46790ca4c40fdb6ed5336d7d6b593c96326b31

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>

include/linux/tc_ematch/tc_em_meta.h

diff --git a/include/linux/tc_ematch/tc_em_meta.h b/include/linux/tc_ematch/tc_em_meta.h
index 0864206..7138962 100644
--- a/include/linux/tc_ematch/tc_em_meta.h
+++ b/include/linux/tc_ematch/tc_em_meta.h
@@ -79,6 +79,7 @@
  	TCF_META_ID_SK_SENDMSG_OFF,
  	TCF_META_ID_SK_WRITE_PENDING,
 	TCF_META_ID_VLAN_TAG,
+	TCF_META_ID_RXHASH,
 	__TCF_META_ID_MAX
 };
 #define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)

net/sched/em_meta.c

diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index 3bcac8a..34da5e2 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -223,6 +223,11 @@
 	dst->value = skb->mac_len;
 }
 
+META_COLLECTOR(int_rxhash)
+{
+	dst->value = skb_get_rxhash(skb);
+}
+
 /**************************************************************************
  * Netfilter
  **************************************************************************/
@@ -541,6 +546,7 @@
 		[META_ID(SK_SENDMSG_OFF)]	= META_FUNC(int_sk_sendmsg_off),
 		[META_ID(SK_WRITE_PENDING)]	= META_FUNC(int_sk_write_pend),
 		[META_ID(VLAN_TAG)]		= META_FUNC(int_vlan_tag),
+		[META_ID(RXHASH)]		= META_FUNC(int_rxhash),
 	}
 };