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authorTom Herbert <tom@herbertland.com>2015-06-04 19:16:45 +0300
committerDavid S. Miller <davem@davemloft.net>2015-06-05 01:44:31 +0300
commit1fdd512c92003cf2d671ba22753d13302bf8cd1d (patch)
tree43fc39f0d9f7429c5a0394200b9185765747ec27 /include/net/flow_dissector.h
parent87ee9e52ffeb168803a76cc07734425227cc2268 (diff)
downloadlinux-1fdd512c92003cf2d671ba22753d13302bf8cd1d.tar.xz
net: Add GRE keyid in flow_keys
In flow dissector if a GRE header contains a keyid this is saved in the new keyid field of flow_keys. The GRE keyid is then represented in the flow hash function input. Signed-off-by: Tom Herbert <tom@herbertland.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/flow_dissector.h')
-rw-r--r--include/net/flow_dissector.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h
index 14d8483d836e..6c5e8d262607 100644
--- a/include/net/flow_dissector.h
+++ b/include/net/flow_dissector.h
@@ -32,6 +32,10 @@ struct flow_dissector_key_tags {
flow_label:20;
};
+struct flow_dissector_key_keyid {
+ __be32 keyid;
+};
+
/**
* struct flow_dissector_key_ipv4_addrs:
* @src: source ip address
@@ -113,6 +117,7 @@ enum flow_dissector_key_id {
FLOW_DISSECTOR_KEY_TIPC_ADDRS, /* struct flow_dissector_key_tipc_addrs */
FLOW_DISSECTOR_KEY_VLANID, /* struct flow_dissector_key_flow_tags */
FLOW_DISSECTOR_KEY_FLOW_LABEL, /* struct flow_dissector_key_flow_tags */
+ FLOW_DISSECTOR_KEY_GRE_KEYID, /* struct flow_dissector_key_keyid */
FLOW_DISSECTOR_KEY_MAX,
};
@@ -150,6 +155,7 @@ struct flow_keys {
#define FLOW_KEYS_HASH_START_FIELD basic
struct flow_dissector_key_basic basic;
struct flow_dissector_key_tags tags;
+ struct flow_dissector_key_keyid keyid;
struct flow_dissector_key_ports ports;
struct flow_dissector_key_addrs addrs;
};