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| author | Paolo Abeni <pabeni@redhat.com> | 2021-08-13 15:15:42 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-14 11:37:25 +0100 |
| commit | 71b7dec27f340c4ab90ef39ae096d8bb2e1c851c (patch) | |
| tree | e0261e6240435e71bdae81139820adf14089bc3b /net/mptcp/options.c | |
| parent | 33d41c9cd74c56643a710810703b6bce6eb25efa (diff) | |
| download | linux-stable-71b7dec27f340c4ab90ef39ae096d8bb2e1c851c.tar.gz linux-stable-71b7dec27f340c4ab90ef39ae096d8bb2e1c851c.tar.bz2 linux-stable-71b7dec27f340c4ab90ef39ae096d8bb2e1c851c.zip | |
mptcp: less aggressive retransmission strategy
The current mptcp re-inject strategy is very aggressive,
we have mptcp-level retransmissions even on single subflow
connection, if the link in-use is lossy.
Let's be a little more conservative: we do retransmit
only if at least a subflow has write and rtx queue empty.
Additionally use the backup subflows only if the active
subflows are stale - no progresses in at least an rtx period
and ignore stale subflows for rtx timeout update
Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/207
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>
Diffstat (limited to 'net/mptcp/options.c')
0 files changed, 0 insertions, 0 deletions