diff options
| author | Priyaranjan Jha <priyarjha@google.com> | 2018-03-04 10:38:36 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-03-05 10:40:48 -0500 |
| commit | be631892948060f44b1ceee3132be1266932071e (patch) | |
| tree | c459cfe49974d0a1e10840457b4abcd867600403 /net/ipv4 | |
| parent | 87ecc95d81d951b0984f2eb9c5c118cb68d0dce8 (diff) | |
tcp: add ca_state stat in SCM_TIMESTAMPING_OPT_STATS
This patch adds TCP_NLA_CA_STATE stat into SCM_TIMESTAMPING_OPT_STATS.
It reports ca_state of socket, when timestamp is generated.
Signed-off-by: Priyaranjan Jha <priyarjha@google.com>
Signed-off-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/tcp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 162ba4227446..fb350f740f69 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3032,7 +3032,7 @@ struct sk_buff *tcp_get_timestamping_opt_stats(const struct sock *sk) stats = alloc_skb(7 * nla_total_size_64bit(sizeof(u64)) + 4 * nla_total_size(sizeof(u32)) + - 2 * nla_total_size(sizeof(u8)), GFP_ATOMIC); + 3 * nla_total_size(sizeof(u8)), GFP_ATOMIC); if (!stats) return NULL; @@ -3063,6 +3063,7 @@ struct sk_buff *tcp_get_timestamping_opt_stats(const struct sock *sk) nla_put_u8(stats, TCP_NLA_DELIVERY_RATE_APP_LMT, !!tp->rate_app_limited); nla_put_u32(stats, TCP_NLA_SNDQ_SIZE, tp->write_seq - tp->snd_una); + nla_put_u8(stats, TCP_NLA_CA_STATE, inet_csk(sk)->icsk_ca_state); return stats; } |