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Message-ID: <20220719174915.48f830b4@kernel.org> Date: Tue, 19 Jul 2022 17:49:15 -0700 From: Jakub Kicinski <kuba@...nel.org> To: LemmyHuang <hlm3280@....com> Cc: edumazet@...gle.com, davem@...emloft.net, dsahern@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH net-next] tcp: fix condition for increasing pingpong count On Tue, 19 Jul 2022 21:01:37 +0800 LemmyHuang wrote: > - if (before(tp->lsndtime, icsk->icsk_ack.lrcvtime) && > + if ((tp->lsndtime <= icsk->icsk_ack.lrcvtime) && Are you sure you don't need to take care of the values wrapping? before() does that. You may want !after() if you want to allow equal.
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