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2013-05-13staging: add mausezahn staging directoryDaniel Borkmann1-0/+734
After some back and forth, we decided that it is easier to maintain mausezahn in a staging directory until it is fully reworked and cleaned up to be ready to be fully integrated. This way, it is better than having it in a separate branch, and we can also accept patches from outside more easily. Also, while at it, fix up some function mismatches with libcli. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
5d368eac79a438d992'>patch) tree4dddd837b12a0691140285fac90c1bac9ff5f82b parenteb8329e0a04db0061f714f033b4454326ba147f4 (diff)
tcp: allow congestion control module to request TSO skb segment count
Add the tso_segs_goal() function in tcp_congestion_ops to allow the congestion control module to specify the number of segments that should be in a TSO skb sent by tcp_write_xmit() and tcp_xmit_retransmit_queue(). The congestion control module can either request a particular number of segments in TSO skb that we transmit, or return 0 if it doesn't care. This allows the upcoming BBR congestion control module to select small TSO skb sizes if the module detects that the bottleneck bandwidth is very low, or that the connection is policed to a low rate. Signed-off-by: Van Jacobson <vanj@google.com> Signed-off-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: Yuchung Cheng <ycheng@google.com> Signed-off-by: Nandita Dukkipati <nanditad@google.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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