linux-kernel - Re: [PATCH bpf-next] libbpf: relicense libbpf as LGPL-2.1 OR BSD-2-Clause

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Date:   Mon, 8 Oct 2018 11:11:54 +0200
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     Daniel Borkmann <daniel@...earbox.net>
Cc:     Alexei Starovoitov <ast@...nel.org>, davem@...emloft.net,
        acme@...nel.org, bjorn.topel@...el.com,
        jakub.kicinski@...ronome.com, tgraf@...g.ch, wangnan0@...wei.com,
        colin.king@...onical.com, kraig@...gle.com, daniel.diaz@...aro.org,
        eric@...it.org, hekuang@...wei.com, jeremy@...ine.org,
        jolsa@...nel.org, joe@....org, yamada.masahiro@...ionext.com,
        mic@...ikod.net, namhyung@...nel.org, ppenkov@...gle.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-team@...com, brouer@...hat.com
Subject: Re: [PATCH bpf-next] libbpf: relicense libbpf as LGPL-2.1 OR
 BSD-2-Clause

On Mon, 8 Oct 2018 10:15:10 +0200
Daniel Borkmann <daniel@...earbox.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@...nel.org>
> > Acked-by: Andrey Ignatov <rdna@...com>
> > Acked-by: Arnaldo Carvalho de Melo <acme@...nel.org>
> > Acked-by: Björn Töpel <bjorn.topel@...el.com>
> > Acked-by: Daniel Borkmann <daniel@...earbox.net>
> > Acked-by: David Beckett <david.beckett@...ronome.com>
> > Acked-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
> > Acked-by: Joe Stringer <joe@....org>
> > Acked-by: John Fastabend <john.fastabend@...il.com>
> > Acked-by: Martin KaFai Lau <kafai@...com>
> > Acked-by: Quentin Monnet <quentin.monnet@...ronome.com>
> > Acked-by: Thomas Graf <tgraf@...g.ch>
> > Acked-by: Roman Gushchin <guro@...com>
> > Acked-by: Wang Nan <wangnan0@...wei.com>
> > Acked-by: Yonghong Song <yhs@...com>  
> 
> Applied to bpf-next, thanks!

For the public record:
 Acked-by: Jesper Dangaard Brouer <brouer@...hat.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