netdev - [PATCH net-next 05/13] mptcp: move to next addr when timeout

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Message-Id: <20210326182642.136419-5-mathew.j.martineau@linux.intel.com>
Date:   Fri, 26 Mar 2021 11:26:34 -0700
From:   Mat Martineau <mathew.j.martineau@...ux.intel.com>
To:     netdev@...r.kernel.org
Cc:     Geliang Tang <geliangtang@...il.com>, davem@...emloft.net,
        kuba@...nel.org, matthieu.baerts@...sares.net,
        mptcp@...ts.linux.dev,
        Mat Martineau <mathew.j.martineau@...ux.intel.com>
Subject: [PATCH net-next 05/13] mptcp: move to next addr when timeout

From: Geliang Tang <geliangtang@...il.com>

This patch called mptcp_pm_subflow_established to move to the next address
when an ADD_ADDR has been retransmitted the maximum number of times.

Signed-off-by: Geliang Tang <geliangtang@...il.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@...ux.intel.com>
---
 net/mptcp/pm_netlink.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index 4b4b87803f33..c0c942c101cb 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -337,6 +337,9 @@ static void mptcp_pm_add_timer(struct timer_list *timer)
 
 	spin_unlock_bh(&msk->pm.lock);
 
+	if (entry->retrans_times == ADD_ADDR_RETRANS_MAX)
+		mptcp_pm_subflow_established(msk);
+
 out:
 	__sock_put(sk);
 }
-- 
2.31.0