From owner-freebsd-ipfw@freebsd.org Thu Mar 10 00:15:07 2016 Return-Path: Delivered-To: freebsd-ipfw@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8BF66AC98BD; Thu, 10 Mar 2016 00:15:07 +0000 (UTC) (envelope-from ralsaadi@swin.edu.au) Received: from iport2.cc.swin.edu.au (iport2.cc.swin.edu.au [136.186.0.52]) by mx1.freebsd.org (Postfix) with ESMTP id C67B6AEF; Thu, 10 Mar 2016 00:15:06 +0000 (UTC) (envelope-from ralsaadi@swin.edu.au) X-IronPort-AV: E=Sophos;i="5.24,313,1454936400"; d="scan'208";a="17870105" Received: from gsp-ex01.ds.swin.edu.au (HELO outlook.swin.edu.au) ([136.186.126.17]) by iport2.cc.swin.edu.au with ESMTP; 10 Mar 2016 11:13:55 +1100 Received: from GSP-EX02.ds.swin.edu.au ([169.254.2.71]) by gsp-ex01.ds.swin.edu.au ([169.254.1.193]) with mapi id 14.03.0279.002; Thu, 10 Mar 2016 11:13:55 +1100 From: Rasool Al-Saadi To: Don Lewis CC: "freebsd-net@FreeBSD.org" , "freebsd-ipfw@FreeBSD.org" , Grenville Armitage Subject: RE: Dummynet AQM v0.1- CoDel and FQ-CoDel for FreeBSD's ipfw/dummynet Thread-Topic: Dummynet AQM v0.1- CoDel and FQ-CoDel for FreeBSD's ipfw/dummynet Thread-Index: AdFwoEB9RcA1ON/lTEC2HgPx0zqG6gI3P/+AADimT8A= Date: Thu, 10 Mar 2016 00:13:54 +0000 Message-ID: <6545444AE21C2749939E637E56594CEA3C1B0A7C@gsp-ex02.ds.swin.edu.au> References: <6545444AE21C2749939E637E56594CEA3C187192@gsp-ex02.ds.swin.edu.au> <201603090758.u297wOvK009237@gw.catspoiler.org> In-Reply-To: <201603090758.u297wOvK009237@gw.catspoiler.org> Accept-Language: en-AU, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [136.186.126.11] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-BeenThere: freebsd-ipfw@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: IPFW Technical Discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Mar 2016 00:15:07 -0000 On Wednesday, 9 March 2016, Don Lewis wrote: >=20 > On 26 Feb, Rasool Al-Saadi wrote: > > Dear all, > > > > I would like to announce that we (myself and Grenville Armitage) releas= ed > Dummynet AQM v0.1, which is an independent implementation of CoDel and > FQ-CoDel for FreeBSD's ipfw/dummynet framework, based on the IETF > CoDel [1] and FQ-CoDel [2] Internet-Drafts. > > We prepared patches for FreeBSD11-CURRENT-r295345 and FreeBSD 10.x- > RELEASE (10.0, 10.1, 10.2), and a technical report of our implementation= . > > > > Patches and documentation can be found in: > > http://caia.swin.edu.au/freebsd/aqm >=20 > Without the patch below, the dummynet module fails to load >=20 > # kldload dummynet.ko > kldload: can't load dummynet.ko: No such file or directory >=20 > and the following is printed to /var/log/messages: >=20 > link_elf: symbol sysctl__net_inet_ip_dummynet_children undefined Thanks again for testing the patch and for providing feedback. It seems that this error (and the compilation error in your previous email)= appears in i386 versions of FreeBSD.=20 > I believe this patch is needed for FreeBSD 11 and all FreeBSD 10 releases= . I will add you patch to Dummynet AQM v0.2. Regards, Rasool Al-Saadi =20 > --- sys/netpfil/ipfw/ip_dn_io.c.prev 2016-03-06 00:51:38.012058648 -0800 > +++ sys/netpfil/ipfw/ip_dn_io.c 2016-03-08 21:54:47.036921030 -0800 > @@ -154,7 +154,7 @@ >=20 > SYSCTL_DECL(_net_inet); > SYSCTL_DECL(_net_inet_ip); > -static SYSCTL_NODE(_net_inet_ip, OID_AUTO, dummynet, CTLFLAG_RW, 0, > "Dummynet"); > +SYSCTL_NODE(_net_inet_ip, OID_AUTO, dummynet, CTLFLAG_RW, 0, > +"Dummynet"); >=20 > /* wrapper to pass dn_cfg fields to SYSCTL_* */ > //#define DC(x) (&(VNET_NAME(_base_dn_cfg).x))