From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 02A29C00144 for ; Mon, 1 Aug 2022 22:27:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235345AbiHAW1P (ORCPT ); Mon, 1 Aug 2022 18:27:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232527AbiHAW1P (ORCPT ); Mon, 1 Aug 2022 18:27:15 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9153443E68 for ; Mon, 1 Aug 2022 15:27:13 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 0BD8960DEB for ; Mon, 1 Aug 2022 22:27:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 275B3C433D6; Mon, 1 Aug 2022 22:27:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1659392832; bh=DdUaZ+1VaFs3X1pjird/eZp0u7+v7e1uOkPRR6DR2Aw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=sXhbJWkYQW5b2N/nz6dAHTqVyxBoTGZUchtRdfFTwXsMWmTB2YoYVhmA1mn0qNiZm djYbsY1fxrlGcuzgTHuqH7bFSrpZOSSXeO5DnH9UxNrZzUKM4qWAhF04YmA5IlDGw7 La4h7YhWZs0Yk/8yTLDrZxFa8PwFSBx1izpUBSU4QpsLB+aNIAKn1i3INc4yiU4+E/ yHgX1cdM1Dn3csLZhasaUrChP32j47JUArqECRgpmCAoVNs1uDdacN4P4Vmb+pnH0d W6BuM1G7nbjMUol5u7g1VBO2NSESlEZFzjKoTo1MT7kG83NVFh2bMGxG/flljaA6Zg XLFLXvUnAAndQ== Date: Mon, 1 Aug 2022 15:27:11 -0700 From: Jakub Kicinski To: Marek Majkowski Cc: netdev@vger.kernel.org, kernel-team@cloudflare.com, edumazet@google.com, davem@davemloft.net, yoshfuji@linux-ipv6.org, pabeni@redhat.com Subject: Re: [PATCH net-next] When using syscookies initial receive window calculation uses wrong MSS Message-ID: <20220801152711.5c00aa8c@kernel.org> In-Reply-To: <20220729161932.2543584-1-marek@cloudflare.com> References: <20220729161932.2543584-1-marek@cloudflare.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Fri, 29 Jul 2022 18:19:32 +0200 Marek Majkowski wrote: > Usually it's not a big deal but could yield weird/wrong > rcv_ssthresh initial values. Feels like we should either make it a proper fix or fold into the RTAX_INITRWND series?