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[209.132.180.67]) by mx.google.com with ESMTP id e66si12394729plb.254.2019.06.25.00.35.58; Tue, 25 Jun 2019 00:36:14 -0700 (PDT) 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; dkim=pass header.i=@gmail.com header.s=20161025 header.b=hppAvMj3; 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; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729137AbfFYGPT (ORCPT + 99 others); Tue, 25 Jun 2019 02:15:19 -0400 Received: from mail-pg1-f173.google.com ([209.85.215.173]:46681 "EHLO mail-pg1-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726495AbfFYGPT (ORCPT ); Tue, 25 Jun 2019 02:15:19 -0400 Received: by mail-pg1-f173.google.com with SMTP id v9so8366453pgr.13; Mon, 24 Jun 2019 23:15:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=0xtd1/J4ViydtGXP9MMxtmN/QFbXkpk0xAkv4gjrpSw=; b=hppAvMj3kv1StYKHt5d4uIPx4ZNyPOSORyxE0PVWuOx5jxxOvyodbgL4ih17F7KCYz BEQprTJ+gWhcJ+9I0fgVpprZpXBAk+5tmYkEIdw1ULJk2F3DTdjX1rhNDzy9zltuU149 hMDCYG5FjxqXQypcZG793bOr4eIi2NvpKRO6N125zSyI4yi878qlId85N1E/SyGTUMBN ry++0cnoqfSPLdVxv8jhjjfms5aMbUCapnnwzkw+LHXW43FQxD93ORCDH0KbvyGQltdU 8D5SaqEFFDB0a+9lhYoWizYp2NAA9jTc1/OKQv1liwAQvADs/rqpq4tNqGIgsTofgKoA 7IkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=0xtd1/J4ViydtGXP9MMxtmN/QFbXkpk0xAkv4gjrpSw=; b=J8SjA2EORZb9uvICQK3dMcPwdfHHn9AyiLMAPJVX/ElXC8qmXVCwiPLRapPab9ovTo FKR90qv0AKnB/kzGcy69EeGQZz/Rda/5CE6nsassZWXs1x7XLzT5amijS/RZqy07pCw+ b/cn/PdmOewfPbVTmWAOxR0PM+psm5rL79tpAlfvwkulhvcBO5muw11CrjACtvHnTQXb YV37SZ6OEQ7LXLm/UoP2RAiSHkf5seHQ4B4cfHPZbGdrpgxCFIStcKM6ALbI6Yx8Fo2V PogVbBayA45vMiXRajr09s97nqkOxoG1U62vXeN1SALxPzVNHK+P8F8ClfHC7omCuejH KxtA== X-Gm-Message-State: APjAAAXa4YlpcaRd1K0/w1SjboNhN+CK2fmiIV47QC0iz7LFo8xHVH88 5CJJYx2HaZJmL3v7vqhigzg= X-Received: by 2002:a63:f146:: with SMTP id o6mr36213081pgk.179.1561443318452; Mon, 24 Jun 2019 23:15:18 -0700 (PDT) Received: from dhcp-12-139.nay.redhat.com ([209.132.188.80]) by smtp.gmail.com with ESMTPSA id x23sm18217562pfo.112.2019.06.24.23.15.15 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 24 Jun 2019 23:15:17 -0700 (PDT) Date: Tue, 25 Jun 2019 14:15:07 +0800 From: Hangbin Liu To: David Miller Cc: sukumarg1973@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 Message-ID: <20190625061507.GG18865@dhcp-12-139.nay.redhat.com> References: <20181204065100.GT24677@leo.usersys.redhat.com> <20181218.215545.1657190540227341803.davem@davemloft.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181218.215545.1657190540227341803.davem@davemloft.net> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Dec 18, 2018 at 09:55:45PM -0800, David Miller wrote: > 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. Hi David, Any progress for this issue? Thanks Hangbin