From owner-freebsd-stable@FreeBSD.ORG Sat Sep 17 20:22:36 2011 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D3D61106564A; Sat, 17 Sep 2011 20:22:36 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: from mail-pz0-f45.google.com (mail-pz0-f45.google.com [209.85.210.45]) by mx1.freebsd.org (Postfix) with ESMTP id 968858FC12; Sat, 17 Sep 2011 20:22:36 +0000 (UTC) Received: by pzk33 with SMTP id 33so9568047pzk.4 for ; Sat, 17 Sep 2011 13:22:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:date:to:cc:subject:message-id:reply-to:references:mime-version :content-type:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=/PWcJbGu8LpjruGgKFPfA9tLOHtR/DwgO2TpL6EwKSI=; b=Z/sWti6xJhQqIHrMxvXZhY4corwwZmjm0Qu5XWY7Mt8R/AbsvjT82AOvlK1VPyUpFk HZqDM9PGANFjUbCXuKhQX+1A6a7PRJpCIkhTGFYg9Scy3eArfGiNEbT7anL5Q7eLMvn2 hydmOx5JW212K5CRhsQOI2fZEN4AKVZ3RKgGo= Received: by 10.68.52.164 with SMTP id u4mr1349001pbo.312.1316290956028; Sat, 17 Sep 2011 13:22:36 -0700 (PDT) Received: from pyunyh@gmail.com ([174.35.1.224]) by mx.google.com with ESMTPS id q10sm10010600pbn.9.2011.09.17.13.22.33 (version=TLSv1/SSLv3 cipher=OTHER); Sat, 17 Sep 2011 13:22:35 -0700 (PDT) Received: by pyunyh@gmail.com (sSMTP sendmail emulation); Sat, 17 Sep 2011 13:22:36 -0700 From: YongHyeon PYUN Date: Sat, 17 Sep 2011 13:22:36 -0700 To: Eugene Grosbein Message-ID: <20110917202236.GB13993@michelle.cdnetworks.com> References: <201109151314.50549.jhb@freebsd.org> <4E7238C3.1060008@rdtc.ru> <20110915181524.GA6557@michelle.cdnetworks.com> <4E724BCD.4040607@rdtc.ru> <20110915191944.GB6557@michelle.cdnetworks.com> <4E72D465.8050900@rdtc.ru> <20110916191355.GA9916@michelle.cdnetworks.com> <4E74A8C6.2070608@rdtc.ru> <20110917200508.GA13993@michelle.cdnetworks.com> <4E74FF02.7070607@rdtc.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <4E74FF02.7070607@rdtc.ru> User-Agent: Mutt/1.4.2.3i Cc: stable@freebsd.org, John Baldwin , yongari@freebsd.org Subject: Re: busdma MFC broke ipfw fwd for RELENG_6 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: pyunyh@gmail.com List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 Sep 2011 20:22:36 -0000 On Sun, Sep 18, 2011 at 03:11:46AM +0700, Eugene Grosbein wrote: > 18.09.2011 03:05, YongHyeon PYUN пишет: > > >>> I have back-ported re(4)/rl(4) for latest 6.x. > >>> http://people.freebsd.org/~yongari/re/6.x/README.txt > >>> Just compile tested and not sure whether it fixes the issue. > >> > >> I confirm that the problem disappears using this driver with clean RELENG_6 sources > >> and RealTek 8169/8169S/8169SB(L)/8110S/8110SB(L) Gigabit Ethernet: > >> > >> re0@pci1:11:0: class=0x020000 card=0x816910ec chip=0x816910ec rev=0x10 hdr=0x00 > >> vendor = 'Realtek Semiconductor' > >> device = 'RTL8110SB Single-Chip Gigabit LOM Ethernet Controller' > >> class = network > >> subclass = ethernet > >> cap 01[dc] = powerspec 2 supports D0 D1 D2 D3 current D0 > >> > >> Also, this machine uses RT8139 (rl0) for its LAN and it works too. > > > > Glad to hear that. Unfortunately I have no plan or time to merge > > all changes made in re(4)/rl(4) to stable/6 so you may have to > > stick to this unofficial driver. As you already know, I overhauled > > these drivers long time ago and there were too many changes. > > Well, given that before busdma commit that hardware worked just fine with stock driver, > it could be less overhead for me to rollback that one busdma small chunk :-) > Who knows, which drivers got broken then in 2010 in 6.4-STABLE with busdma change besides re(4)... I agree but that MFC may have fixed bugs in other driver which correctly used bus_dma(9) KPI.