From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7015C433FE for ; Tue, 8 Dec 2020 13:26:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 98D5623A79 for ; Tue, 8 Dec 2020 13:26:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729115AbgLHN0P (ORCPT ); Tue, 8 Dec 2020 08:26:15 -0500 Received: from mail-out.m-online.net ([212.18.0.9]:33913 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729025AbgLHN0P (ORCPT ); Tue, 8 Dec 2020 08:26:15 -0500 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4Cr1Bp4SPsz1qt3c; Tue, 8 Dec 2020 14:25:22 +0100 (CET) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4Cr1Bp3w85z1tYW1; Tue, 8 Dec 2020 14:25:22 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id uVIR6yKWW-xH; Tue, 8 Dec 2020 14:25:20 +0100 (CET) Received: from babic.homelinux.org (host-88-217-136-221.customer.m-online.net [88.217.136.221]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPS; Tue, 8 Dec 2020 14:25:20 +0100 (CET) Received: from localhost (mail.babic.homelinux.org [127.0.0.1]) by babic.homelinux.org (Postfix) with ESMTP id 37FD1454088D; Tue, 8 Dec 2020 14:25:20 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at babic.homelinux.org Received: from babic.homelinux.org ([IPv6:::1]) by localhost (mail.babic.homelinux.org [IPv6:::1]) (amavisd-new, port 10024) with ESMTP id oTjOX12qyRzq; Tue, 8 Dec 2020 14:25:17 +0100 (CET) Received: from [192.168.178.64] (paperino.fritz.box [192.168.178.64]) by babic.homelinux.org (Postfix) with ESMTP id AA6D345403B3; Tue, 8 Dec 2020 14:25:16 +0100 (CET) Subject: Re: btrfs-progs license To: Neal Gompa , Stefano Babic Cc: Btrfs BTRFS , Omar Sandoval , David Sterba References: From: Stefano Babic Autocrypt: addr=sbabic@denx.de; prefer-encrypt=mutual; keydata= mQGiBEfdB5IRBADkpYcnh2BoAkGD5p186ysEkWlcp5DU07m7BKzvkEMRhFjeFUOU0klKNmh0 ZM6rKpYpAYPYBm9YahMyqvj9DmLrZ4yfJ5MssvW9SRETmHpva+h1rN+DzmEcwrqZmLG1JWGy LA5ruJaFSzxJHBoROoog1NDMbNDB8A9F7VKrePfkVwCgmODpW/uh2IuMYLVidzDeuvo7alED /iV8rwU7C+eBcKy2htuDsEmsqlkBxIDM7IO6h5XxdyqbZOYizuBP3Ksb6xK54weEaB5aQs7S 8N9Soi0p1Xh0LMWj6PBCzTC4LF+OCGEMBPc6bBHNzivChgztJlUMioCDSVpOXB/QpBaK302G yP5WdmcB1Jn6neq/YRlxHN38MV2yA/46jnzeUotL9LliVZKA/ql4GmyWg2Ae1BUiCqEJQNwl knGJOmIS4uABLArB5HjsfDU5hA9FORaNGCIiZlezBkZ3JXA2uQMQhfgqBXrZt4j1fcw9I7E+ 7IZ2kSCeTPZFLd5FiGQPDOm3Z9eHrpK6pmBGMeBG0pDgUEbN9awyLNBLj7QeU3RlZmFubyBC YWJpYyA8c2JhYmljQGRlbnguZGU+iGMEExECACMCGwMGCwkIBwMCBBUCCAMEFgIDAQIeAQIX gAUCT9deSgIZAQAKCRD09WXkmmjvppF1AKCRl8d49K4yxWzdBVRTTWG55cyo/gCfRD1RAttl R1ofs2wGLHNtXousyL25Ag0ER90HmBAIAIFfX4bKnOmCyB3nPh+jbXZuBSMZTuyDEnguRxl5 N8Q0ayofQwucCBjXYv65sQ9Rq6FNhEnWqUZBu8A5CwvSakOFOGNC5ta/8VxVRLh0Z0ZTgEep SKiPonJyacCbmgWDECdVrKowV7QB9be3Wu67uAZ74rPw2Kd7f0FKnL3djvVRMaBWFIpyQ6SE bGOCJjhRQ5L1pIM1Soko+reU7eO+1g6IBw6YkFJisdQE6fzTwaSqUKPPsQLz/W03invQltOb Eg7ZwtFs0DFonr1DMm57ksiEhW6SN1wylRO/JzRYG1Qe7u1EVln6iV3ilBvbbfkyRssk4/0e kicpSnQknA72YOMAAwYH+QGpAiQ4hAMHrp1bUrtyGXYdeQpYufIZAM4etOnBy/G+e1nfu6y+ jH4SN9sVK7bwBBAbhEJqkqR5LVsFIRapThJQOWB11rQxLpwkBU9wao/pRM+o95ujGo32WUzf wWrzWrkTDy7vMCZuUOLVi4n1GZlUAwpG4rzb6UxPC6GWymkVWGgXp1NC58og5i3Y+rKT7+Xi XT2BtvC6PDepoH4JhD+9OkHQO6UfTxPSmtgNbTgtl6L6tj+bm5dOHgkPJFMkEiG8qhUZYQzb bYz37orRbA72M2bxK76e9QKn0mVu+d/YCd8wRcvvJbGsozpzcxPvD5Wy5RNJCES8McPtAseU tMeISQQYEQIACQUCR90HmAIbDAAKCRD09WXkmmjvpv+3AJ9RakBsH1j0X/Kxp6t2lf0VUfS2 qACfZ+J6ktk8PKNuyHf0J/I0mbCrhV4= Message-ID: <4e94f309-2fed-7ad6-a322-1dcfeaeb5c6d@denx.de> Date: Tue, 8 Dec 2020 14:25:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hi Neal, On 08.12.20 13:37, Neal Gompa wrote: > On Tue, Dec 8, 2020 at 4:52 AM Stefano Babic wrote: >> >> Hi, >> >> I hope I am not OT. I ask about license for btrfs-progs and related >> libraries. I would like to use libbtrfsutils in a FOSS project, but this >> is licensed under GPLv3 (even not LGPL) and it forbids to use it in >> projects where secure boot is used. >> > > Please don't use this phrasing, because it's not true. There is no > circumstance where the GNU version 3 licenses (GPL, LGPL, AGPL) are > incompatible with secure boot environments. What you're talking about > is an additional restriction *you* are imposing in which you don't > want to make it possible for the software to be user-serviceable for > any purpose. That's not the same thing as "secure boot". > Sorry for misunderstanding, you're right - but you have perfectly understood what I meant ;-) >> Checking code in btrfs-progs, btrfs is licensed under GPv2 (fine !) and >> also libbtrfs. But I read also that libbtrfs is thought to be dropped >> from the project. And checking btrfs, this is linked against >> libbtrfsutils, making the whole project GPLv3 (and again, not suitable >> for many industrial applications in embedded systems). >> >> Does anybody explain me the conflict in license and if there is a path >> for a GPLv2 compliant library ? >> > > I'm not sure there is a conflict, but there are relatively few authors > of the libbtrfsutil code, so we could get the license downgraded to > LGPLv2+ instead of being LGPLv3+. This would be really nice ! Regards, Stefano -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic@denx.de =====================================================================