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authorOr Gerlitz <ogerlitz@mellanox.com>2017-06-01 21:37:37 +0300
committerDavid S. Miller <davem@davemloft.net>2017-06-04 18:12:23 -0400
commit518d8a2e9bad83c6040eccebc3d1f7388fc034e7 (patch)
tree1f10a6e3e6da7803e931bf5c363ae7397d524ec0 /include
parentf4d01666616adeebe72f84ee6e9385e309805ba5 (diff)
downloadlinux-518d8a2e9bad83c6040eccebc3d1f7388fc034e7.tar.bz2
net/flow_dissector: add support for dissection of misc ip header fields
Add support for dissection of ip tos and ttl and ipv6 traffic-class and hoplimit. Both are dissected into the same struct. Uses similar call to ip dissection function as with tcp, arp and others. Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/flow_dissector.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h
index efe34eec61dc..e2663e900b0a 100644
--- a/include/net/flow_dissector.h
+++ b/include/net/flow_dissector.h
@@ -165,6 +165,16 @@ struct flow_dissector_key_tcp {
__be16 flags;
};
+/**
+ * struct flow_dissector_key_ip:
+ * @tos: tos
+ * @ttl: ttl
+ */
+struct flow_dissector_key_ip {
+ __u8 tos;
+ __u8 ttl;
+};
+
enum flow_dissector_key_id {
FLOW_DISSECTOR_KEY_CONTROL, /* struct flow_dissector_key_control */
FLOW_DISSECTOR_KEY_BASIC, /* struct flow_dissector_key_basic */
@@ -186,6 +196,7 @@ enum flow_dissector_key_id {
FLOW_DISSECTOR_KEY_ENC_PORTS, /* struct flow_dissector_key_ports */
FLOW_DISSECTOR_KEY_MPLS, /* struct flow_dissector_key_mpls */
FLOW_DISSECTOR_KEY_TCP, /* struct flow_dissector_key_tcp */
+ FLOW_DISSECTOR_KEY_IP, /* struct flow_dissector_key_ip */
FLOW_DISSECTOR_KEY_MAX,
};