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flow_dissector: change port array into src, dst tuple
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Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Jiri Pirko authored and David S. Miller committed May 13, 2015
1 parent 67a900c commit 59346af
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Showing 7 changed files with 18 additions and 15 deletions.
4 changes: 2 additions & 2 deletions drivers/net/ethernet/cisco/enic/enic_clsf.c
Original file line number Diff line number Diff line change
Expand Up @@ -35,8 +35,8 @@ int enic_addfltr_5t(struct enic *enic, struct flow_keys *keys, u16 rq)
data.type = FILTER_IPV4_5TUPLE;
data.u.ipv4.src_addr = ntohl(keys->addrs.src);
data.u.ipv4.dst_addr = ntohl(keys->addrs.dst);
data.u.ipv4.src_port = ntohs(keys->ports.port16[0]);
data.u.ipv4.dst_port = ntohs(keys->ports.port16[1]);
data.u.ipv4.src_port = ntohs(keys->ports.src);
data.u.ipv4.dst_port = ntohs(keys->ports.dst);
data.u.ipv4.flags = FILTER_FIELDS_IPV4_5TUPLE;

spin_lock_bh(&enic->devcmd_lock);
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4 changes: 2 additions & 2 deletions drivers/net/ethernet/cisco/enic/enic_ethtool.c
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Expand Up @@ -352,10 +352,10 @@ static int enic_grxclsrule(struct enic *enic, struct ethtool_rxnfc *cmd)
fsp->h_u.tcp_ip4_spec.ip4dst = n->keys.addrs.dst;
fsp->m_u.tcp_ip4_spec.ip4dst = (__u32)~0;

fsp->h_u.tcp_ip4_spec.psrc = n->keys.ports.port16[0];
fsp->h_u.tcp_ip4_spec.psrc = n->keys.ports.src;
fsp->m_u.tcp_ip4_spec.psrc = (__u16)~0;

fsp->h_u.tcp_ip4_spec.pdst = n->keys.ports.port16[1];
fsp->h_u.tcp_ip4_spec.pdst = n->keys.ports.dst;
fsp->m_u.tcp_ip4_spec.pdst = (__u16)~0;

fsp->ring_cookie = n->rq_id;
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9 changes: 6 additions & 3 deletions include/net/flow_dissector.h
Original file line number Diff line number Diff line change
Expand Up @@ -34,13 +34,16 @@ struct flow_dissector_key_addrs {
/**
* flow_dissector_key_tp_ports:
* @ports: port numbers of Transport header
* port16[0]: src port number
* port16[1]: dst port number
* src: source port number
* dst: destination port number
*/
struct flow_dissector_key_ports {
union {
__be32 ports;
__be16 port16[2];
struct {
__be16 src;
__be16 dst;
};
};
};

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4 changes: 2 additions & 2 deletions include/net/ip.h
Original file line number Diff line number Diff line change
Expand Up @@ -362,8 +362,8 @@ static inline void inet_set_txhash(struct sock *sk)

keys.addrs.src = inet->inet_saddr;
keys.addrs.dst = inet->inet_daddr;
keys.ports.port16[0] = inet->inet_sport;
keys.ports.port16[1] = inet->inet_dport;
keys.ports.src = inet->inet_sport;
keys.ports.dst = inet->inet_dport;

sk->sk_txhash = flow_hash_from_keys(&keys);
}
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4 changes: 2 additions & 2 deletions include/net/ipv6.h
Original file line number Diff line number Diff line change
Expand Up @@ -700,8 +700,8 @@ static inline void ip6_set_txhash(struct sock *sk)

keys.addrs.src = (__force __be32)ipv6_addr_hash(&np->saddr);
keys.addrs.dst = (__force __be32)ipv6_addr_hash(&sk->sk_v6_daddr);
keys.ports.port16[0] = inet->inet_sport;
keys.ports.port16[1] = inet->inet_dport;
keys.ports.src = inet->inet_sport;
keys.ports.dst = inet->inet_dport;

sk->sk_txhash = flow_hash_from_keys(&keys);
}
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4 changes: 2 additions & 2 deletions net/core/flow_dissector.c
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Expand Up @@ -385,9 +385,9 @@ static inline u32 __flow_hash_from_keys(struct flow_keys *keys, u32 keyval)
/* get a consistent hash (same value on both flow directions) */
if (((__force u32)keys->addrs.dst < (__force u32)keys->addrs.src) ||
(((__force u32)keys->addrs.dst == (__force u32)keys->addrs.src) &&
((__force u16)keys->ports.port16[1] < (__force u16)keys->ports.port16[0]))) {
((__force u16)keys->ports.dst < (__force u16)keys->ports.src))) {
swap(keys->addrs.dst, keys->addrs.src);
swap(keys->ports.port16[0], keys->ports.port16[1]);
swap(keys->ports.src, keys->ports.dst);
}

hash = __flow_hash_3words((__force u32)keys->addrs.dst,
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4 changes: 2 additions & 2 deletions net/sched/cls_flow.c
Original file line number Diff line number Diff line change
Expand Up @@ -88,15 +88,15 @@ static u32 flow_get_proto(const struct sk_buff *skb, const struct flow_keys *flo
static u32 flow_get_proto_src(const struct sk_buff *skb, const struct flow_keys *flow)
{
if (flow->ports.ports)
return ntohs(flow->ports.port16[0]);
return ntohs(flow->ports.src);

return addr_fold(skb->sk);
}

static u32 flow_get_proto_dst(const struct sk_buff *skb, const struct flow_keys *flow)
{
if (flow->ports.ports)
return ntohs(flow->ports.port16[1]);
return ntohs(flow->ports.dst);

return addr_fold(skb_dst(skb)) ^ (__force u16) tc_skb_protocol(skb);
}
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