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Date:   Fri, 18 Jan 2019 01:00:30 +0100 (CET)
From:   Thomas Gleixner <tglx@linutronix.de>
To:     Jakub Kicinski <jakub.kicinski@netronome.com>
cc:     LKML <linux-kernel@vger.kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Kate Stewart <kstewart@linuxfoundation.org>,
        Jonathan Corbet <corbet@lwn.net>, Roman Gushchin <guro@fb.com>,
        YueHaibing <yuehaibing@huawei.com>, Yonghong Song <yhs@fb.com>,
        Stanislav Fomichev <sdf@google.com>,
        Sean Young <sean@mess.org>, Jiri Benc <jbenc@redhat.com>,
        David Calavera <david.calavera@gmail.com>,
        Andrey Ignatov <rdna@fb.com>, Joe Stringer <joe@wand.net.nz>,
        David Ahern <dsahern@gmail.com>,
        Alexei Starovoitov <alexei.starovoitov@gmail.com>,
        Petar Penkov <ppenkov@stanford.edu>,
        Sandipan Das <sandipan@linux.ibm.com>,
        Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>,
        Stephen Hemminger <stephen@networkplumber.org>,
        John Fastabend <john.fastabend@gmail.com>,
        Taeung Song <treeze.taeung@gmail.com>,
        Jiri Olsa <jolsa@kernel.org>,
        Alexei Starovoitov <ast@kernel.org>,
        Daniel Borkmann <daniel@iogearbox.net>,
        Quentin Monnet <quentin.monnet@netronome.com>,
        okash.khawaja@gmail.com, netdev@vger.kernel.org
Subject: Re: [patch 8/9] tools: bpftool: Cleanup license mess
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References: <20190117231416.111952141@linutronix.de> <20190117231501.560475279@linutronix.de> <20190117152430.7e47764e@cakuba.netronome.com>
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On Thu, 17 Jan 2019, Jakub Kicinski wrote:

> On Fri, 18 Jan 2019 00:14:24 +0100, Thomas Gleixner wrote:
> > Precise and non-ambiguous license information is important. The recent
> > relicensing of the bpftools introduced a license conflict.
> > 
> > The files have now:
> > 
> >      SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause
> > 
> > and
> > 
> >      * This program is free software; you can redistribute it and/or
> >      * modify it under the terms of the GNU General Public License
> >      * as published by the Free Software Foundation; either version
> >      * 2 of the License, or (at your option) any later version
> > 
> > Amazingly about 20 people acked that change and neither they nor the
> > committer noticed. Oh well.
> 
> Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
> 
> Sorry about that!  
> 
> These files as you found out are from Stephen, so we probably don't
> need the full litany of acks.

I agree. I cc'ed everyone just to make them aware that licensing is not
just an annoyance. It's a important part of the project and it has legal
implications - in the worst case on the personal level. We already have an
unholy mess in that area, so we really need everybody to take it serious.

Thanks,

	tglx