diff options
| author |   Vivien Didelot <vivien.didelot@gmail.com> | 2019-12-11 20:07:10 -0500 |
|---|---|---|
| committer |   Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-12-14 20:02:36 -0800 |
| commit | de1799667b002331609e8ee6b924ccfd51968d99 (patch) | |
| tree | e8793d7755a11bd522455a4913cdb24788dd9086 /net/bridge/br_netlink.c | |
| parent | selftests/net: make so_txtime more robust to timer variance (diff) | |
| download | linux-dev-de1799667b002331609e8ee6b924ccfd51968d99.tar.xz linux-dev-de1799667b002331609e8ee6b924ccfd51968d99.zip | |
net: bridge: add STP xstats
This adds rx_bpdu, tx_bpdu, rx_tcn, tx_tcn, transition_blk,
transition_fwd xstats counters to the bridge ports copied over via
netlink, providing useful information for STP.
Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to '')
| -rw-r--r-- | net/bridge/br_netlink.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index a0a54482aabc..60136575aea4 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -1607,6 +1607,19 @@ static int br_fill_linkxstats(struct sk_buff *skb, br_multicast_get_stats(br, p, nla_data(nla)); } #endif + + if (p) { + nla = nla_reserve_64bit(skb, BRIDGE_XSTATS_STP, + sizeof(p->stp_xstats), + BRIDGE_XSTATS_PAD); + if (!nla) + goto nla_put_failure; + + spin_lock_bh(&br->lock); + memcpy(nla_data(nla), &p->stp_xstats, sizeof(p->stp_xstats)); + spin_unlock_bh(&br->lock); + } + nla_nest_end(skb, nest); *prividx = 0; |