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Date:      Thu, 10 Mar 2016 00:13:54 +0000
From:      Rasool Al-Saadi <ralsaadi@swin.edu.au>
To:        Don Lewis <truckman@FreeBSD.org>
Cc:        "freebsd-net@FreeBSD.org" <freebsd-net@FreeBSD.org>, "freebsd-ipfw@FreeBSD.org" <freebsd-ipfw@FreeBSD.org>, Grenville Armitage <garmitage@swin.edu.au>
Subject:   RE: Dummynet AQM v0.1- CoDel and FQ-CoDel for FreeBSD's ipfw/dummynet 
Message-ID:  <6545444AE21C2749939E637E56594CEA3C1B0A7C@gsp-ex02.ds.swin.edu.au>
In-Reply-To: <201603090758.u297wOvK009237@gw.catspoiler.org>
References:  <6545444AE21C2749939E637E56594CEA3C187192@gsp-ex02.ds.swin.edu.au> <201603090758.u297wOvK009237@gw.catspoiler.org>

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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))




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