This patch series is present in v5.15 and fixes the problem that the timeout value calculated by tcp_model_timeout() is not accurate. Pseudo-Shortlog of commits: Eric Dumazet <edumazet@xxxxxxxxxx> tcp: address problems caused by EDT misshaps Yuchung Cheng <ycheng@xxxxxxxxxx> tcp: always set retrans_stamp on recovery Yuchung Cheng <ycheng@xxxxxxxxxx> tcp: create a helper to model exponential backoff Eric Dumazet <edumazet@xxxxxxxxxx> tcp: adjust rto_base in retransmits_timed_out() net/ipv4/tcp_input.c | 16 ++++++----- net/ipv4/tcp_output.c | 9 +++---- net/ipv4/tcp_timer.c | 63 ++++++++++++++++++++----------------------- 3 files changed, 43 insertions(+), 45 deletions(-) -- 2.19.1