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charset="utf-8" This patch added two more mibs for MP_RST, MPTCP_MIB_MPRSTTX for the MP_RST sending and MPTCP_MIB_MPRSTRX for the MP_RST receiving. Reviewed-by: Mat Martineau Signed-off-by: Geliang Tang --- net/mptcp/mib.c | 2 ++ net/mptcp/mib.h | 2 ++ net/mptcp/options.c | 2 ++ 3 files changed, 6 insertions(+) diff --git a/net/mptcp/mib.c b/net/mptcp/mib.c index 684643f8af53..d93a8c9996fd 100644 --- a/net/mptcp/mib.c +++ b/net/mptcp/mib.c @@ -51,6 +51,8 @@ static const struct snmp_mib mptcp_snmp_list[] =3D { SNMP_MIB_ITEM("MPFailRx", MPTCP_MIB_MPFAILRX), SNMP_MIB_ITEM("MPFastcloseTx", MPTCP_MIB_MPFASTCLOSETX), SNMP_MIB_ITEM("MPFastcloseRx", MPTCP_MIB_MPFASTCLOSERX), + SNMP_MIB_ITEM("MPRstTx", MPTCP_MIB_MPRSTTX), + SNMP_MIB_ITEM("MPRstRx", MPTCP_MIB_MPRSTRX), SNMP_MIB_ITEM("RcvPruned", MPTCP_MIB_RCVPRUNED), SNMP_MIB_ITEM("SubflowStale", MPTCP_MIB_SUBFLOWSTALE), SNMP_MIB_ITEM("SubflowRecover", MPTCP_MIB_SUBFLOWRECOVER), diff --git a/net/mptcp/mib.h b/net/mptcp/mib.h index 93dd5176fd5e..529d07af9e14 100644 --- a/net/mptcp/mib.h +++ b/net/mptcp/mib.h @@ -44,6 +44,8 @@ enum linux_mptcp_mib_field { MPTCP_MIB_MPFAILRX, /* Received a MP_FAIL */ MPTCP_MIB_MPFASTCLOSETX, /* Transmit a MP_FASTCLOSE */ MPTCP_MIB_MPFASTCLOSERX, /* Received a MP_FASTCLOSE */ + MPTCP_MIB_MPRSTTX, /* Transmit a MP_RST */ + MPTCP_MIB_MPRSTRX, /* Received a MP_RST */ MPTCP_MIB_RCVPRUNED, /* Incoming packet dropped due to memory limit */ MPTCP_MIB_SUBFLOWSTALE, /* Subflows entered 'stale' status */ MPTCP_MIB_SUBFLOWRECOVER, /* Subflows returned to active status after bei= ng stale */ diff --git a/net/mptcp/options.c b/net/mptcp/options.c index e775d75807fd..88f4ebbd6515 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -839,6 +839,7 @@ bool mptcp_established_options(struct sock *sk, struct = sk_buff *skb, if (mptcp_established_options_rst(sk, skb, &opt_size, remaining, opts)) { *size +=3D opt_size; remaining -=3D opt_size; + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPRSTTX); } return true; } @@ -1161,6 +1162,7 @@ bool mptcp_incoming_options(struct sock *sk, struct s= k_buff *skb) subflow->reset_seen =3D 1; subflow->reset_reason =3D mp_opt.reset_reason; subflow->reset_transient =3D mp_opt.reset_transient; + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPRSTRX); } =20 if (!(mp_opt.suboptions & OPTION_MPTCP_DSS)) --=20 2.34.1