diff options
author | Tom Herbert <tom@herbertland.com> | 2015-09-01 09:24:27 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2015-09-01 15:06:22 -0700 |
commit | cd79a2382aa5dcefa6e21a7c59bb1bb19e53b74d (patch) | |
tree | c252b8dd90eddc8d635356e8b394bd455cac51c0 /net | |
parent | a6e544b0a88b53114bfa5a57e21b7be7a8dfc9d0 (diff) | |
download | linux-cd79a2382aa5dcefa6e21a7c59bb1bb19e53b74d.tar.bz2 |
flow_dissector: Add flags argument to skb_flow_dissector functions
The flags argument will allow control of the dissection process (for
instance whether to parse beyond L3).
Signed-off-by: Tom Herbert <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r-- | net/core/flow_dissector.c | 7 | ||||
-rw-r--r-- | net/ethernet/eth.c | 2 | ||||
-rw-r--r-- | net/sched/cls_flow.c | 2 | ||||
-rw-r--r-- | net/sched/cls_flower.c | 2 | ||||
-rw-r--r-- | net/sched/sch_choke.c | 4 |
5 files changed, 9 insertions, 8 deletions
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index 22f3d768b459..c3d9807cb34e 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -121,7 +121,8 @@ EXPORT_SYMBOL(__skb_flow_get_ports); bool __skb_flow_dissect(const struct sk_buff *skb, struct flow_dissector *flow_dissector, void *target_container, - void *data, __be16 proto, int nhoff, int hlen) + void *data, __be16 proto, int nhoff, int hlen, + unsigned int flags) { struct flow_dissector_key_control *key_control; struct flow_dissector_key_basic *key_basic; @@ -556,7 +557,7 @@ EXPORT_SYMBOL(flow_hash_from_keys); static inline u32 ___skb_get_hash(const struct sk_buff *skb, struct flow_keys *keys, u32 keyval) { - if (!skb_flow_dissect_flow_keys(skb, keys)) + if (!skb_flow_dissect_flow_keys(skb, keys, 0)) return 0; return __flow_hash_from_keys(keys, keyval); @@ -726,7 +727,7 @@ u32 skb_get_poff(const struct sk_buff *skb) { struct flow_keys keys; - if (!skb_flow_dissect_flow_keys(skb, &keys)) + if (!skb_flow_dissect_flow_keys(skb, &keys, 0)) return 0; return __skb_get_poff(skb, skb->data, &keys, skb_headlen(skb)); diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index 217127c3a3ef..d850fdc828f9 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -132,7 +132,7 @@ u32 eth_get_headlen(void *data, unsigned int len) /* parse any remaining L2/L3 headers, check for L4 */ if (!skb_flow_dissect_flow_keys_buf(&keys, data, eth->h_proto, - sizeof(*eth), len)) + sizeof(*eth), len, 0)) return max_t(u32, keys.control.thoff, sizeof(*eth)); /* parse for any L4 headers */ diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c index bb2a0f529c1f..536838b657bf 100644 --- a/net/sched/cls_flow.c +++ b/net/sched/cls_flow.c @@ -301,7 +301,7 @@ static int flow_classify(struct sk_buff *skb, const struct tcf_proto *tp, keymask = f->keymask; if (keymask & FLOW_KEYS_NEEDED) - skb_flow_dissect_flow_keys(skb, &flow_keys); + skb_flow_dissect_flow_keys(skb, &flow_keys, 0); for (n = 0; n < f->nkeys; n++) { key = ffs(keymask) - 1; diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 2f3d03f99487..57692947ebbe 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -129,7 +129,7 @@ static int fl_classify(struct sk_buff *skb, const struct tcf_proto *tp, * so do it rather here. */ skb_key.basic.n_proto = skb->protocol; - skb_flow_dissect(skb, &head->dissector, &skb_key); + skb_flow_dissect(skb, &head->dissector, &skb_key, 0); fl_set_masked_key(&skb_mkey, &skb_key, &head->mask); diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c index 665bde07916b..02bfd3d1c4f0 100644 --- a/net/sched/sch_choke.c +++ b/net/sched/sch_choke.c @@ -170,13 +170,13 @@ static bool choke_match_flow(struct sk_buff *skb1, if (!choke_skb_cb(skb1)->keys_valid) { choke_skb_cb(skb1)->keys_valid = 1; - skb_flow_dissect_flow_keys(skb1, &temp); + skb_flow_dissect_flow_keys(skb1, &temp, 0); make_flow_keys_digest(&choke_skb_cb(skb1)->keys, &temp); } if (!choke_skb_cb(skb2)->keys_valid) { choke_skb_cb(skb2)->keys_valid = 1; - skb_flow_dissect_flow_keys(skb2, &temp); + skb_flow_dissect_flow_keys(skb2, &temp, 0); make_flow_keys_digest(&choke_skb_cb(skb2)->keys, &temp); } |