From: Stephen Hemminger <shemminger@vyatta.com>
To: David Miller <davem@davemloft.net>, jamal <hadi@cyberus.ca>,
Thomas Graf <tgraf@redhat.com>
Cc: netdev@vger.kernel.org
Subject: [PATCH] tc: add meta match on receive hash
Date: Mon, 23 Aug 2010 13:08:03 -0700 [thread overview]
Message-ID: <20100823130803.7736ebfb@nehalam> (raw)
Trivial extension to existing meta data match rules to allow
matching on skb receive hash value.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
--- a/include/linux/tc_ematch/tc_em_meta.h 2010-08-22 11:28:09.208550912 -0700
+++ b/include/linux/tc_ematch/tc_em_meta.h 2010-08-22 11:28:20.560321846 -0700
@@ -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)
--- a/net/sched/em_meta.c 2010-08-22 11:23:29.394155391 -0700
+++ b/net/sched/em_meta.c 2010-08-22 11:25:16.088029057 -0700
@@ -223,6 +223,11 @@ META_COLLECTOR(int_maclen)
dst->value = skb->mac_len;
}
+META_COLLECTOR(int_rxhash)
+{
+ dst->value = skb->rxhash;
+}
+
/**************************************************************************
* Netfilter
**************************************************************************/
@@ -541,6 +546,7 @@ static struct meta_ops __meta_ops[TCF_ME
[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),
}
};
next reply other threads:[~2010-08-23 20:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-23 20:08 Stephen Hemminger [this message]
2010-08-23 23:25 ` [PATCH] tc: add meta match on receive hash Changli Gao
2010-08-24 3:44 ` David Miller
2010-08-24 18:14 ` Stephen Hemminger
2010-08-24 21:48 ` David Miller
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