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[77.162.229.73]) by smtp.gmail.com with ESMTPSA id a5sm85451edt.41.2019.02.10.23.23.01 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 10 Feb 2019 23:23:01 -0800 (PST) Date: Mon, 11 Feb 2019 08:22:59 +0100 From: Domenico Andreoli To: Kristian Fiskerstrand Cc: Ben Finney , Nadia Yvette Chambers , Arnaldo Carvalho de Melo , 919356@bugs.debian.org, debian-legal@lists.debian.org, linux-kernel@vger.kernel.org, Martin Steigerwald , Jens Axboe Subject: Re: Licensing of include/linux/hash.h Message-ID: <20190211072259.GA19224@nouveau> References: <20190115170017.5gxarqxzfezgr5ld@dumbo> <20190123085000.fp7lhtjxcyzw3m4x@dumbo> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="gBBFr7Ir9EOA20Yy" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --gBBFr7Ir9EOA20Yy Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Feb 11, 2019 at 12:08:32AM +0100, Kristian Fiskerstrand wrote: > On 1/23/19 9:50 AM, Domenico Andreoli wrote: > > Ben Finney writes: > >> Domenico Andreoli writes: [...] > >>> the only knot left is now the license of hash.h > >>> > >>> This file is also present in the kernel [0] with an updated copyright > >>> but still without license. [...] > >> To know that work (that file) is free software, we need a clear grant = of > >> some specific license, for that work. > >> > >> If the work is not free, it would be incorrect to have the work in Deb= ian. > >=20 > > Is it possible that for the kernel it is instead correct because it is, > > as whole, covered by its COPYING? > >=20 > >> Alternatives, for complying with the Debian Free Software Guidelines w= ith > >> this package, include: > >> > >> * Find a credible grant of license under some GPL-compatible free > >> license to that exact file. Document that explicit grant in the Debi= an > >> package. This demonstrates the work is DFSG-free. > >> > >> * Convince ???dwarves-dfsg??? upstream to replace that file with a dif= ferent > >> implementation (I don't know whether such an implementation exists) > >> under a license compatible with the same version of GNU GPL. Document > >> that explicit grant in the Debian package. This demonstrates the > >> modified work is DFSG-free. > >> > >> * Replace that file in Debian only, with a different implementation as > >> above. Document that explicit grant in the Debian package. This > >> demonstrates the modified Debian package is DFSG-free. > >> > >> * Move the work to the ???non-free??? area. > >> > >> * Remove the work altogether. > >> > >> Those are in descending order of (my recommended) preference. [...] > It was [pointed out] by one of our license group that [hash.h] is the > same that has a GPL-2+ in [fio] which has a signed-off-by. >=20 > References: > [pointed out] > https://bugs.gentoo.org/677586#c1 >=20 > [hash.h] > https://git.kernel.org/pub/scm/linux/kernel/git/axboe/fio.git/commit/hash= =2Eh?id=3Dbdc7211e190482f0c17c109a0d90834a6611be1c Yes, the Signed-off-by is from Jens Axboe (in CC) but he's not the original author, I guess he just copied the file as Arnaldo did. The file he committed has not any reference to the license. > [fio] > https://metadata.ftp-master.debian.org/changelogs/main/f/fio/fio_3.12-2_c= opyright I'm afraid that this entry in wrong. I'll seek confirmation with Martin Ste= igerwald. Regards, Domenico --=20 3B10 0CA1 8674 ACBA B4FE FCD2 CE5B CF17 9960 DE13 --gBBFr7Ir9EOA20Yy Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iLMEAAEKAB0WIQT3MNZB0x8uuvIYPAfQqOu9Y5cS/AUCXGEi0wAKCRDQqOu9Y5cS /AJoBADW7jeMKSKDCh94jLW7cNHGMbgBio0cdpyxlpOY0hoDdqCqsi7HINRwGoAO FblEExhynQxalzc/rmeWRaKBKNN0pXxFm4/V2VPoFVmUGzMaRNG67axgMaqnOyb4 cvIZCdpNDCB3WH7HqPxL6N95Wo7NmovoEMaahtY3gJofkn4NNw== =SD6I -----END PGP SIGNATURE----- --gBBFr7Ir9EOA20Yy--