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([209.9.72.213]) by smtp.gmail.com with ESMTPSA id i21sm10851317pgn.93.2021.09.14.02.19.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Sep 2021 02:19:24 -0700 (PDT) From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v3 6/8] mptcp: add mib for infinite map sending Date: Tue, 14 Sep 2021 17:19:05 +0800 Message-Id: X-Mailer: git-send-email 2.31.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" This patch added a new mib named MPTCP_MIB_INFINITEMAPTX, increase it when a infinite mapping has been sent out. Signed-off-by: Geliang Tang --- net/mptcp/mib.c | 1 + net/mptcp/mib.h | 1 + net/mptcp/protocol.c | 1 + 3 files changed, 3 insertions(+) diff --git a/net/mptcp/mib.c b/net/mptcp/mib.c index b21ff9be04c6..ab55afdcae22 100644 --- a/net/mptcp/mib.c +++ b/net/mptcp/mib.c @@ -24,6 +24,7 @@ static const struct snmp_mib mptcp_snmp_list[] =3D { SNMP_MIB_ITEM("MPJoinAckRx", MPTCP_MIB_JOINACKRX), SNMP_MIB_ITEM("MPJoinAckHMacFailure", MPTCP_MIB_JOINACKMAC), SNMP_MIB_ITEM("DSSNotMatching", MPTCP_MIB_DSSNOMATCH), + SNMP_MIB_ITEM("InfiniteMapTx", MPTCP_MIB_INFINITEMAPTX), SNMP_MIB_ITEM("InfiniteMapRx", MPTCP_MIB_INFINITEMAPRX), SNMP_MIB_ITEM("DSSNoMatchTCP", MPTCP_MIB_DSSTCPMISMATCH), SNMP_MIB_ITEM("DataCsumErr", MPTCP_MIB_DATACSUMERR), diff --git a/net/mptcp/mib.h b/net/mptcp/mib.h index ecd3d8b117e0..7901f1338d15 100644 --- a/net/mptcp/mib.h +++ b/net/mptcp/mib.h @@ -17,6 +17,7 @@ enum linux_mptcp_mib_field { MPTCP_MIB_JOINACKRX, /* Received an ACK + MP_JOIN */ MPTCP_MIB_JOINACKMAC, /* HMAC was wrong on ACK + MP_JOIN */ MPTCP_MIB_DSSNOMATCH, /* Received a new mapping that did not match the p= revious one */ + MPTCP_MIB_INFINITEMAPTX, /* Sent an infinite mapping */ MPTCP_MIB_INFINITEMAPRX, /* Received an infinite mapping */ MPTCP_MIB_DSSTCPMISMATCH, /* DSS-mapping did not map with TCP's sequence = numbers */ MPTCP_MIB_DATACSUMERR, /* The data checksum fail */ diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 77183e247e4d..48e0f55c9e45 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -1286,6 +1286,7 @@ static void mptcp_update_infinite_map(struct mptcp_so= ck *msk, struct sock *ssk, mpext->data_len =3D 0; mpext->csum =3D 0; =20 + MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_INFINITEMAPTX); mptcp_subflow_ctx(ssk)->send_infinite_map =3D 0; pr_fallback(msk); __mptcp_do_fallback(msk); --=20 2.31.1