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authorTom Herbert <tom@herbertland.com>2015-09-01 16:24:28 (GMT)
committerDavid S. Miller <davem@davemloft.net>2015-09-01 22:06:22 (GMT)
commit807e165dc44fd93f9d378f861f0540a158d7343a (patch)
treef7ac0c0750f3a99c7261f21079e05ee1090345fe /include
parentcd79a2382aa5dcefa6e21a7c59bb1bb19e53b74d (diff)
downloadlinux-807e165dc44fd93f9d378f861f0540a158d7343a.tar.xz
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 <tom@herbertland.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/flow_dissector.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h
index 74fe160..3410227 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_*