netdev - Re: [PATCH net] tcp: reset tp->sacked

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Date:   Thu, 27 Oct 2022 05:04:54 -0700
From:   Eric Dumazet <edumazet@...gle.com>
To:     "luwei (O)" <luwei32@...wei.com>
Cc:     Pavel Emelyanov <ovzxemul@...il.com>,
        "Denis V. Lunev" <den@...tuozzo.com>, davem@...emloft.net,
        yoshfuji@...ux-ipv6.org, dsahern@...nel.org, kuba@...nel.org,
        pabeni@...hat.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, avagin@...il.com,
        Pavel Tikhomirov <ptikhomirov@...tuozzo.com>
Subject: Re: [PATCH net] tcp: reset tp->sacked_out when sack is enabled

On Thu, Oct 27, 2022 at 5:00 AM luwei (O) <luwei32@...wei.com> wrote:
>

>
> thanks, I will send next version

Yeah, what about first agreeing on what the plans are ?

In order to avoid confusion and lkml/netdev bloat, I think you should
describe why existing checks are not enough.

Since this was probably caught by a fuzzer like syzbot, do you have a repro ?