From c2e3143e3c46ede22336316b3ff4746727c0d93a Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Tue, 24 Aug 2010 14:48:10 -0700 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- include/linux/tc_ematch/tc_em_meta.h | 1 + net/sched/em_meta.c | 6 ++++++ 2 files changed, 7 insertions(+) diff --git a/include/linux/tc_ematch/tc_em_meta.h b/include/linux/tc_ematch/tc_em_meta.h index 0864206ec1a3..7138962664f8 100644 --- a/include/linux/tc_ematch/tc_em_meta.h +++ b/include/linux/tc_ematch/tc_em_meta.h @@ -79,6 +79,7 @@ enum { 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) diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c index 3bcac8aa333c..34da5e29ea1a 100644 --- a/net/sched/em_meta.c +++ b/net/sched/em_meta.c @@ -223,6 +223,11 @@ META_COLLECTOR(int_maclen) dst->value = skb->mac_len; } +META_COLLECTOR(int_rxhash) +{ + dst->value = skb_get_rxhash(skb); +} + /************************************************************************** * Netfilter **************************************************************************/ @@ -541,6 +546,7 @@ static struct meta_ops __meta_ops[TCF_META_TYPE_MAX+1][TCF_META_ID_MAX+1] = { [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), } }; -- 2.30.2