mptcp: introduce MPTCP retransmission timer

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The timer will be used to schedule retransmission. It's
frequency is based on the current subflow RTO estimation and
is reset on every una_seq update

The timer is clearer for good by __mptcp_clear_xmit()

Also clean MPTCP rtx queue before each transmission.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Paolo Abeni 2020-03-27 14:48:44 -07:00 • committed by David S. Miller

parent 18b683bff8

commit b51f9b80c0

3 changed files with 93 additions and 2 deletions

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4

net/mptcp/options.c

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89

net/mptcp/protocol.c

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2

net/mptcp/protocol.h

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