On Thu, 2021-09-23 at 11:41 +0100, Luca Boccassi wrote: > On Thu, 2021-09-23 at 01:05 +0100, luca.boccassi@xxxxxxxxx wrote: > > From: Luca Boccassi <bluca@xxxxxxxxxx> > > > > libbpf and bpftool have been dual-licensed to facilitate inclusion in > > software that is not compatible with GPL2-only (ie: Apache2), but the > > samples are still GPL2-only. > > > > Given these files are samples, they get naturally copied around. For > > example > > it is the case for samples/bpf/bpf_insn.h which was copied into the > > systemd > > tree: > > https://github.com/systemd/systemd/blob/main/src/shared/linux/bpf_insn.h > > > > Dual-license this header as GPL-2.0-only OR BSD-2-Clause to follow > > the same licensing used by libbpf and bpftool: > > > > 1bc38b8ff6cc ("libbpf: relicense libbpf as LGPL-2.1 OR BSD-2-Clause") > > 907b22365115 ("tools: bpftool: dual license all files") > > > > Signed-off-by: Luca Boccassi <bluca@xxxxxxxxxx> > > --- > > Most of systemd is (L)GPL2-or-later, which means there is no > > perceived > > incompatibility with Apache2 softwares and can thus be linked with > > OpenSSL 3.0. But given this GPL2-only header is included this is > > currently > > not possible. > > Dual-licensing this header solves this problem for us as we are > > scoping > > moving to OpenSSL 3.0, see: > > > > https://lists.freedesktop.org/archives/systemd-devel/2021-September/046882.html > > > > The authors of this file according to git log are: > > > > Alexei Starovoitov <ast@xxxxxxxxxx> > > Björn Töpel <bjorn.topel@xxxxxxxxx> > > Brendan Jackman <jackmanb@xxxxxxxxxx> > > Chenbo Feng <fengc@xxxxxxxxxx> > > Daniel Borkmann <daniel@xxxxxxxxxxxxx> > > Daniel Mack <daniel@xxxxxxxxxx> > > Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx> > > Jiong Wang <jiong.wang@xxxxxxxxxxxxx> > > Joe Stringer <joe@xxxxxxx> > > Josef Bacik <jbacik@xxxxxx> > > > > (excludes a commit adding the SPDX header) > > > > All authors and maintainers are CC'ed. An Acked-by from everyone in > > the > > above list of authors will be necessary. > > > > One could probably argue for relicensing all the samples/bpf/ files > > given both > > libbpf and bpftool are, however the authors list would be much larger > > and thus > > it would be much more difficult, so I'd really appreciate if this > > header could > > be handled first by itself, as it solves a real license > > incompatibility issue > > we are currently facing. > > > > samples/bpf/bpf_insn.h | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/samples/bpf/bpf_insn.h b/samples/bpf/bpf_insn.h > > index aee04534483a..29c3bb6ad1cd 100644 > > --- a/samples/bpf/bpf_insn.h > > +++ b/samples/bpf/bpf_insn.h > > @@ -1,4 +1,4 @@ > > -/* SPDX-License-Identifier: GPL-2.0 */ > > +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ > > /* eBPF instruction mini library */ > > #ifndef __BPF_INSN_H > > #define __BPF_INSN_H > > Got "address not found" for the following: > > Björn Töpel <bjorn.topel@xxxxxxxxx> > Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx> > Jiong Wang <jiong.wang@xxxxxxxxxxxxx> > > Trying again with different aliases from more recent commits for Björn > and Jakub. > > I cannot find other commits from Jiong with a different email address - > Jakub, do you happen to know how we can reach Jiong? Perhaps it's not > necessary as it's Netronome that owns the copyright and thus your ack > would cover both contributions? Gentle ping. We got ACKs from Netronome and Google so far (thanks!). -- Kind regards, Luca Boccassi
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