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| author |   David S. Miller <davem@davemloft.net> | 2015-09-01 17:00:24 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-09-01 17:00:24 -0700 |
| commit | a17ace95b0f08ccbcf24946db5673c4b5ee8fcae (patch) | |
| tree | 0b98bda0d97182d99c95ee291d6b9eb730921e34 /net/core/flow_dissector.c | |
| parent | flow_dissector: Don't use bit fields. (diff) | |
| download | linux-dev-a17ace95b0f08ccbcf24946db5673c4b5ee8fcae.tar.xz linux-dev-a17ace95b0f08ccbcf24946db5673c4b5ee8fcae.zip | |
flow: Move __get_hash_from_flowi{4,6} into flow_dissector.c
These cannot live in net/core/flow.c which only builds when XFRM is
enabled.
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/flow_dissector.c')
| -rw-r--r-- | net/core/flow_dissector.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index 8d32020303c6..345a0408cfe4 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -787,6 +787,41 @@ u32 skb_get_poff(const struct sk_buff *skb) return __skb_get_poff(skb, skb->data, &keys, skb_headlen(skb)); } +__u32 __get_hash_from_flowi6(struct flowi6 *fl6, struct flow_keys *keys) +{ + memset(keys, 0, sizeof(*keys)); + + memcpy(&keys->addrs.v6addrs.src, &fl6->saddr, + sizeof(keys->addrs.v6addrs.src)); + memcpy(&keys->addrs.v6addrs.dst, &fl6->daddr, + sizeof(keys->addrs.v6addrs.dst)); + keys->control.addr_type = FLOW_DISSECTOR_KEY_IPV6_ADDRS; + keys->ports.src = fl6->fl6_sport; + keys->ports.dst = fl6->fl6_dport; + keys->keyid.keyid = fl6->fl6_gre_key; + keys->tags.flow_label = (__force u32)fl6->flowlabel; + keys->basic.ip_proto = fl6->flowi6_proto; + + return flow_hash_from_keys(keys); +} +EXPORT_SYMBOL(__get_hash_from_flowi6); + +__u32 __get_hash_from_flowi4(struct flowi4 *fl4, struct flow_keys *keys) +{ + memset(keys, 0, sizeof(*keys)); + + keys->addrs.v4addrs.src = fl4->saddr; + keys->addrs.v4addrs.dst = fl4->daddr; + keys->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS; + keys->ports.src = fl4->fl4_sport; + keys->ports.dst = fl4->fl4_dport; + keys->keyid.keyid = fl4->fl4_gre_key; + keys->basic.ip_proto = fl4->flowi4_proto; + + return flow_hash_from_keys(keys); +} +EXPORT_SYMBOL(__get_hash_from_flowi4); + static const struct flow_dissector_key flow_keys_dissector_keys[] = { { .key_id = FLOW_DISSECTOR_KEY_CONTROL, |