hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

openvswitch: Use TCP flags in the flow key for stats. 

We already extract the TCP flags for the key, might as well use that
for stats.

Signed-off-by: Jarno Rajahalme <jrajahalme@nicira.com>
Acked-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>
This commit is contained in:
Jarno Rajahalme 2014-03-27 12:51:49 -07:00 committed by Jesse Gross
parent d92ab13558
commit 88d73f6c41
1 changed files with 5 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
net/openvswitch/flow.c
View File

@ -69,14 +69,12 @@ void ovs_flow_stats_update(struct sw_flow *flow, struct sk_buff *skb)
stats = rcu_dereference(flow->stats[node]);
if ((flow->key.eth.type == htons(ETH_P_IP) ||
flow->key.eth.type == htons(ETH_P_IPV6)) &&
flow->key.ip.frag != OVS_FRAG_TYPE_LATER &&
flow->key.ip.proto == IPPROTO_TCP &&
likely(skb->len >= skb_transport_offset(skb) + sizeof(struct tcphdr))) {
tcp_flags = TCP_FLAGS_BE16(tcp_hdr(skb));
if (likely(flow->key.ip.proto == IPPROTO_TCP)) {
if (likely(flow->key.eth.type == htons(ETH_P_IP)))
tcp_flags = flow->key.ipv4.tp.flags;
else if (likely(flow->key.eth.type == htons(ETH_P_IPV6)))
tcp_flags = flow->key.ipv6.tp.flags;
}
/* Check if already have node-specific stats. */
if (likely(stats)) {
spin_lock(&stats->lock);