Commit-ID: c2e3143e3c46ede22336316b3ff4746727c0d93a
Gitweb: http://git.kernel.org/tip/c2e3143e3c46ede22336316b3ff4746727c0d93a
Author: Stephen Hemminger <shemminger@xxxxxxxxxx>
AuthorDate: Tue, 24 Aug 2010 14:48:10 -0700
Committer: David S. Miller <davem@xxxxxxxxxxxxx>
CommitDate: Tue, 24 Aug 2010 14:48:10 -0700
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@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---
include/linux/tc_ematch/tc_em_meta.h | 1 +
net/sched/em_meta.c | 6 ++++++
2 files changed, 7 insertions(+), 0 deletions(-)
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 @@ 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 3bcac8a..34da5e2 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),
}
};
--
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