mptcp: add the incoming RM_ADDR support

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This patch added the RM_ADDR option parsing logic:

We parsed the incoming options to find if the rm_addr option is received,
and called mptcp_pm_rm_addr_received to schedule PM work to a new status,
named MPTCP_PM_RM_ADDR_RECEIVED.

PM work got this status, and called mptcp_pm_nl_rm_addr_received to handle
it.

In mptcp_pm_nl_rm_addr_received, we closed the subflow matching the rm_id,
and updated PM counter.

Suggested-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Suggested-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

...

This commit is contained in:

Geliang Tang 2020-09-24 08:29:49 +08:00 • committed by David S. Miller

parent 5cb104ae55

commit d0876b2284

5 changed files with 66 additions and 4 deletions

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5

net/mptcp/options.c

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12

net/mptcp/pm.c

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34

net/mptcp/pm_netlink.c

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12

net/mptcp/protocol.c

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7

net/mptcp/protocol.h

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