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| author |   Geliang Tang <geliangtang@xiaomi.com> | 2021-08-24 16:26:18 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-08-25 11:02:35 +0100 |
| commit | eb7f33654dc146aeb1ff245dae6e48b759dd8985 (patch) | |
| tree | 9cb7a3f593388448bc9420b1856c2c5f96e374e2 /net/mptcp | |
| parent | mptcp: send out MP_FAIL when data checksum fails (diff) | |
| download | linux-dev-eb7f33654dc146aeb1ff245dae6e48b759dd8985.tar.xz linux-dev-eb7f33654dc146aeb1ff245dae6e48b759dd8985.zip | |
mptcp: add the mibs for MP_FAIL
This patch added the mibs for MP_FAIL: MPTCP_MIB_MPFAILTX and
MPTCP_MIB_MPFAILRX.
Signed-off-by: Geliang Tang <geliangtang@xiaomi.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp')
| -rw-r--r-- | net/mptcp/mib.c | 2 | ||||
| -rw-r--r-- | net/mptcp/mib.h | 2 | ||||
| -rw-r--r-- | net/mptcp/options.c | 1 | ||||
| -rw-r--r-- | net/mptcp/subflow.c | 1 |
4 files changed, 6 insertions, 0 deletions
diff --git a/net/mptcp/mib.c b/net/mptcp/mib.c index 3a7c4e7b2d79..b21ff9be04c6 100644 --- a/net/mptcp/mib.c +++ b/net/mptcp/mib.c @@ -44,6 +44,8 @@ static const struct snmp_mib mptcp_snmp_list[] = { SNMP_MIB_ITEM("RmSubflow", MPTCP_MIB_RMSUBFLOW), SNMP_MIB_ITEM("MPPrioTx", MPTCP_MIB_MPPRIOTX), SNMP_MIB_ITEM("MPPrioRx", MPTCP_MIB_MPPRIORX), + SNMP_MIB_ITEM("MPFailTx", MPTCP_MIB_MPFAILTX), + SNMP_MIB_ITEM("MPFailRx", MPTCP_MIB_MPFAILRX), 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 8ec16c991aac..ecd3d8b117e0 100644 --- a/net/mptcp/mib.h +++ b/net/mptcp/mib.h @@ -37,6 +37,8 @@ enum linux_mptcp_mib_field { MPTCP_MIB_RMSUBFLOW, /* Remove a subflow */ MPTCP_MIB_MPPRIOTX, /* Transmit a MP_PRIO */ MPTCP_MIB_MPPRIORX, /* Received a MP_PRIO */ + MPTCP_MIB_MPFAILTX, /* Transmit a MP_FAIL */ + MPTCP_MIB_MPFAILRX, /* Received a MP_FAIL */ 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 being stale */ diff --git a/net/mptcp/options.c b/net/mptcp/options.c index fa287a49dc84..bec3ed82e253 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -1158,6 +1158,7 @@ bool mptcp_incoming_options(struct sock *sk, struct sk_buff *skb) if (mp_opt.mp_fail) { mptcp_pm_mp_fail_received(sk, mp_opt.fail_seq); + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFAILRX); mp_opt.mp_fail = 0; } diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index dba8ad700fb8..54b7ffc21861 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -911,6 +911,7 @@ static enum mapping_status validate_data_csum(struct sock *ssk, struct sk_buff * if (unlikely(csum_fold(csum))) { MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_DATACSUMERR); subflow->send_mp_fail = 1; + MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_MPFAILTX); return subflow->mp_join ? MAPPING_INVALID : MAPPING_DUMMY; } |