On Wed, Dec 6, 2017 at 2:08 PM, Eric Dumazet <eric.duma...@gmail.com> wrote: > From: Eric Dumazet <eduma...@google.com> > > When I switched rcv_rtt_est to high resolution timestamps, I forgot > that tp->tcp_mstamp needed to be refreshed in tcp_rcv_space_adjust() > > Using an old timestamp leads to autotuning lags. > > Fixes: 645f4c6f2ebd ("tcp: switch rcv_rtt_est and rcvq_space to high > resolution timestamps") > Signed-off-by: Eric Dumazet <eduma...@google.com> > Cc: Wei Wang <wei...@google.com> > Cc: Neal Cardwell <ncardw...@google.com> > Cc: Yuchung Cheng <ych...@google.com> > ---
Acked-by: Neal Cardwell <ncardw...@google.com> neal