tree 5b507c2926494c896091cda790e44168bec20dd6
parent 6719331c2f736fba881f2ce85c8b0e37fe054c46
author Paolo Abeni <pabeni@redhat.com> 1600070470 +0200
committer David S. Miller <davem@davemloft.net> 1600115282 -0700

mptcp: basic sndbuf autotuning

Let the msk sendbuf track the size of the larger subflow's
send window, so that we ensure mptcp_sendmsg() does not
exceed MPTCP-level send window.

The update is performed just before try to send any data.

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