Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp4754819imu; Tue, 18 Dec 2018 22:57:12 -0800 (PST) X-Google-Smtp-Source: AFSGD/UWT0iCdtBV3WMXSoLMRRNOYTJmN/0qAikeWG8g3dLNIpHkdvjs3xDWgwm77SQjhbGDqCCt X-Received: by 2002:a63:9501:: with SMTP id p1mr18633001pgd.149.1545202632533; Tue, 18 Dec 2018 22:57:12 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1545202632; cv=none; d=google.com; s=arc-20160816; b=OzY/qqh7OGUuk3T2anPQnVg3U4NMtgfQnwn+5aRhYUqXeZosxV3cgQZuWXS/A75V9C A/BKeRs5zSt2ZaU63TzrxCqNkhlAxZ2swBfZKCPiG7cqU5kdEY+AovyUlpThP4C7scQx 40vpFER/uFBgKnmJhsCAGIwH+2cyW5bsY3y1y2kRDnTjIEuT18TIG5zQU/evhP/REAOu 4ynnLNhyKCi8pojuZY5i9geigZdEkdSaFKbL8c739aHYykECSH59ZL4fhhXsyy4ch4iS EVjgjTibqbLHY0ARVEqSjG/AhG/gw5AfRqMkvnjIntmLUNnJjE58I6v+sbbdZjOo1mXO 9gwQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date; bh=6qd7JO28weWeq6SAib521HcmyqtWW8hFTSLvvKx5+J8=; b=IDU1mTIyJh41G+CL/kYmbWOmg1feFqAFcXDdBUv9MqwiICbKJeTlzSZxQS+xNR+saE 593TBlVboMFEOfGpClxQ8kUlDr709/IMxSTQCHPhRAmEwKVD7EJ7Yha3VQLMsxrEs3K0 gijtuKsCiFe/hhPOo/xvefMcZQA5lnPPN+PEs+BL7oT9xyDNAX2q06Ld5ipIQapVuBfh vL5qR+jlutD2VeAArwp3Wu4tku/tgIr2M+rEB1y4LjsuUKkGta7Se451i2rsmPcgE1+8 our08eTMMXXU4aWy79tYTQqABiBsgHlxIL2Sayb6W3uJOj5vT68O0w1omAAUOHBlT5xk 05+Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c3si15538152pgi.370.2018.12.18.22.56.27; Tue, 18 Dec 2018 22:57:12 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727572AbeLSFzr (ORCPT + 99 others); Wed, 19 Dec 2018 00:55:47 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:49500 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725290AbeLSFzq (ORCPT ); Wed, 19 Dec 2018 00:55:46 -0500 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::cf9]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 2057A14B9B76F; Tue, 18 Dec 2018 21:55:46 -0800 (PST) Date: Tue, 18 Dec 2018 21:55:45 -0800 (PST) Message-Id: <20181218.215545.1657190540227341803.davem@davemloft.net> To: sukumarg1973@gmail.com Cc: liuhangbin@gmail.com, karn@ka9q.net, kuznet@ms2.inr.ac.ru, yoshfuji@linux-ipv6.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: hard-coded limit on unresolved multicast route cache in ipv4/ipmr.c causes slow, unreliable creation of multicast routes on busy networks From: David Miller In-Reply-To: References: <20181204065100.GT24677@leo.usersys.redhat.com> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Tue, 18 Dec 2018 21:55:46 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sukumar Gopalakrishnan Date: Wed, 19 Dec 2018 10:57:02 +0530 > Hi David, > > There are two patch for this issue: > 1) Your changes which removes cache_resolve_queue_len > 2) Hangbin's changes which make cache_resolve_queue_len configurable. > > Which one will be chosen for this issue ? I do plan to look into this, sorry for taking so long. Right now I am overwhelmed preparing for the next merge window and synchronizing with other developers for that. Please be patient.