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iproute2: tc: f_flow: add key rxhash 

We can use rxhash to classify the traffic into flows. As rxhash maybe
supplied by NIC or RPS, it is cheaper.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Acked-by: Jamal Hadi Salim <hadi@cyberus.ca>
This commit is contained in:
Changli Gao 2010-08-21 06:30:01 +00:00 committed by Stephen Hemminger
parent 4a9608e6ae
commit 7162c92148
2 changed files with 3 additions and 1 deletions
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1
include/linux/pkt_cls.h
View File

@ -332,6 +332,7 @@ enum {
FLOW_KEY_SKUID,
FLOW_KEY_SKGID,
FLOW_KEY_VLAN_TAG,
FLOW_KEY_RXHASH,
__FLOW_KEY_MAX,
};

3
tc/f_flow.c
View File

@ -33,7 +33,7 @@ static void explain(void)
"KEY := [ src | dst | proto | proto-src | proto-dst | iif | priority | \n"
" mark | nfct | nfct-src | nfct-dst | nfct-proto-src | \n"
" nfct-proto-dst | rt-classid | sk-uid | sk-gid |\n"
" vlan-tag ]\n"
" vlan-tag | rxhash ]\n"
"OPS := [ or NUM | and NUM | xor NUM | rshift NUM | addend NUM ]\n"
"ID := X:Y\n"
);
@ -57,6 +57,7 @@ static const char *flow_keys[FLOW_KEY_MAX+1] = {
[FLOW_KEY_SKUID] = "sk-uid",
[FLOW_KEY_SKGID] = "sk-gid",
[FLOW_KEY_VLAN_TAG] = "vlan-tag",
[FLOW_KEY_RXHASH] = "rxhash",
};
static int flow_parse_keys(__u32 *keys, __u32 *nkeys, char *argv)