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From: Geliang Tang <geliangtang@gmail.com>
To: mptcp@lists.linux.dev, geliangtang@gmail.com
Cc: Geliang Tang <geliangtang@xiaomi.com>
Subject: [PATCH mptcp-next v2 7/9] mptcp: add a mib for the infinite mapping sending
Date: Thu,  9 Sep 2021 19:51:09 +0800	[thread overview]
Message-ID: <bc4f152b11b7860a1202b19acfb03d610597f922.1631188109.git.geliangtang@xiaomi.com> (raw)
In-Reply-To: <cover.1631188109.git.geliangtang@xiaomi.com>

From: Geliang Tang <geliangtang@xiaomi.com>

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 <geliangtang@xiaomi.com>
---
 net/mptcp/mib.c      | 1 +
 net/mptcp/mib.h      | 1 +
 net/mptcp/protocol.c | 3 +++
 3 files changed, 5 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[] = {
 	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 previous 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 4ebbbc6f1d01..7036c78ccef2 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -1280,6 +1280,8 @@ static void mptcp_update_data_checksum(struct sk_buff *skb, int added)
 
 static void mptcp_update_infinite_mapping(struct mptcp_sock *msk, struct mptcp_ext *mpext)
 {
+	struct sock *sk = (struct sock *)msk;
+
 	if (!mpext)
 		return;
 
@@ -1288,6 +1290,7 @@ static void mptcp_update_infinite_mapping(struct mptcp_sock *msk, struct mptcp_e
 	mpext->data_len = 0;
 	mpext->csum = 0;
 
+	MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_INFINITEMAPTX);
 	WRITE_ONCE(msk->snd_infinite_mapping_enable, false);
 	pr_infinite(msk);
 	__mptcp_do_infinite(msk);
-- 
2.31.1


  parent reply	other threads:[~2021-09-09 11:51 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-09 11:51 [PATCH mptcp-next v2 0/9] The infinite mapping support Geliang Tang
2021-09-09 11:51 ` [PATCH mptcp-next v2 1/9] mptcp: add noncontiguous flag Geliang Tang
2021-09-09 13:25   ` Paolo Abeni
2021-09-10  0:00     ` Mat Martineau
2021-09-10 15:08       ` Paolo Abeni
2021-09-10 16:49         ` Mat Martineau
2021-09-09 11:51 ` [PATCH mptcp-next v2 2/9] mptcp: add MPTCP_INFINITE_DONE flag Geliang Tang
2021-09-09 13:31   ` Paolo Abeni
2021-09-09 11:51 ` [PATCH mptcp-next v2 3/9] mptcp: add MAPPING_INFINITE mapping status Geliang Tang
2021-09-09 13:39   ` Paolo Abeni
2021-09-10  0:21     ` Mat Martineau
2021-09-10 15:23       ` Paolo Abeni
2021-09-10 17:22         ` Mat Martineau
2021-09-09 11:51 ` [PATCH mptcp-next v2 4/9] mptcp: add start_seq in the msk Geliang Tang
2021-09-10  0:39   ` Mat Martineau
2021-09-09 11:51 ` [PATCH mptcp-next v2 5/9] mptcp: infinite mapping sending Geliang Tang
2021-09-09 13:54   ` Paolo Abeni
2021-09-09 11:51 ` [PATCH mptcp-next v2 6/9] mptcp: infinite mapping receiving Geliang Tang
2021-09-09 13:55   ` Paolo Abeni
2021-09-09 11:51 ` Geliang Tang [this message]
2021-09-09 11:51 ` [PATCH mptcp-next v2 8/9] selftests: mptcp: add infinite map mibs check Geliang Tang
2021-09-09 11:51 ` [PATCH mptcp-next v2 9/9] DO-NOT-MERGE: mptcp: mp_fail test Geliang Tang
2021-09-09 14:23   ` Paolo Abeni
2021-09-22  3:50     ` Geliang Tang

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