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Date:   Mon, 8 Oct 2018 11:11:54 +0200
From:   Jesper Dangaard Brouer <brouer@redhat.com>
To:     Daniel Borkmann <daniel@iogearbox.net>
Cc:     Alexei Starovoitov <ast@kernel.org>, davem@davemloft.net,
        acme@kernel.org, bjorn.topel@intel.com,
        jakub.kicinski@netronome.com, tgraf@suug.ch, wangnan0@huawei.com,
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        eric@regit.org, hekuang@huawei.com, jeremy@jcline.org,
        jolsa@kernel.org, joe@ovn.org, yamada.masahiro@socionext.com,
        mic@digikod.net, namhyung@kernel.org, ppenkov@google.com,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
        kernel-team@fb.com, brouer@redhat.com
Subject: Re: [PATCH bpf-next] libbpf: relicense libbpf as LGPL-2.1 OR
 BSD-2-Clause
Message-ID: <20181008111154.170c56dd@redhat.com>
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References: <20181005212416.2525992-1-ast@kernel.org>
        <7a8a3ccd-d78f-8e3d-4759-34297e8e5357@iogearbox.net>
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On Mon, 8 Oct 2018 10:15:10 +0200
Daniel Borkmann <daniel@iogearbox.net> wrote:

> On 10/05/2018 11:24 PM, Alexei Starovoitov wrote:
> > libbpf is maturing as a library and gaining features that no other bpf libraries support
> > (BPF Type Format, bpf to bpf calls, etc)
> > Many Apache2 licensed projects (like bcc, bpftrace, gobpf, cilium, etc)
> > would like to use libbpf, but cannot do this yet, since Apache Foundation explicitly
> > states that LGPL is incompatible with Apache2.
> > Hence let's relicense libbpf as dual license LGPL-2.1 or BSD-2-Clause,
> > since BSD-2 is compatible with Apache2.
> > Dual LGPL or Apache2 is invalid combination.
> > Fix license mistake in Makefile as well.
> > 
> > Signed-off-by: Alexei Starovoitov <ast@kernel.org>
> > Acked-by: Andrey Ignatov <rdna@fb.com>
> > Acked-by: Arnaldo Carvalho de Melo <acme@kernel.org>
> > Acked-by: Björn Töpel <bjorn.topel@intel.com>
> > Acked-by: Daniel Borkmann <daniel@iogearbox.net>
> > Acked-by: David Beckett <david.beckett@netronome.com>
> > Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
> > Acked-by: Joe Stringer <joe@ovn.org>
> > Acked-by: John Fastabend <john.fastabend@gmail.com>
> > Acked-by: Martin KaFai Lau <kafai@fb.com>
> > Acked-by: Quentin Monnet <quentin.monnet@netronome.com>
> > Acked-by: Thomas Graf <tgraf@suug.ch>
> > Acked-by: Roman Gushchin <guro@fb.com>
> > Acked-by: Wang Nan <wangnan0@huawei.com>
> > Acked-by: Yonghong Song <yhs@fb.com>  
> 
> Applied to bpf-next, thanks!

For the public record:
 Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>

I do know, this ack will not reach the git-log, but given I have code
in the lib, I want to show that I support and ack this re-license.

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer