From 807e165dc44fd93f9d378f861f0540a158d7343a Mon Sep 17 00:00:00 2001 From: Tom Herbert Date: Tue, 1 Sep 2015 09:24:28 -0700 Subject: flow_dissector: Add control/reporting of fragmentation Add an input flag to flow dissector on rather dissection should be attempted on a first fragment. Also add key_control flags to indicate that a packet is a fragment or first fragment. Signed-off-by: Tom Herbert Signed-off-by: David S. Miller --- include/net/flow_dissector.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/net/flow_dissector.h') diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index 74fe160f0b05..34102270b086 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -12,6 +12,8 @@ struct flow_dissector_key_control { u16 thoff; u16 addr_type; + u32 is_fragment:1; + u32 first_frag:1; }; /** @@ -122,6 +124,8 @@ enum flow_dissector_key_id { FLOW_DISSECTOR_KEY_MAX, }; +#define FLOW_DISSECTOR_F_PARSE_1ST_FRAG BIT(0) + struct flow_dissector_key { enum flow_dissector_key_id key_id; size_t offset; /* offset of struct flow_dissector_key_* -- cgit v1.2.3