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[23.128.96.18]) by mx.google.com with ESMTP id l11si7830570edv.444.2021.05.03.00.36.00; Mon, 03 May 2021 00:36:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232957AbhECHfl (ORCPT + 99 others); Mon, 3 May 2021 03:35:41 -0400 Received: from mail.thorsis.com ([92.198.35.195]:36035 "EHLO mail.thorsis.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230364AbhECHfl (ORCPT ); Mon, 3 May 2021 03:35:41 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.thorsis.com (Postfix) with ESMTP id 2B1DD1A30; Mon, 3 May 2021 09:34:47 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at mail.thorsis.com Received: from mail.thorsis.com ([127.0.0.1]) by localhost (mail.thorsis.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id PsKBvbCsqhIU; Mon, 3 May 2021 09:34:47 +0200 (CEST) Received: by mail.thorsis.com (Postfix, from userid 109) id ABB93DF0; Mon, 3 May 2021 09:34:46 +0200 (CEST) X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,NO_RECEIVED, NO_RELAYS autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Report: * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * -0.0 NO_RELAYS Informational: message was not relayed via SMTP * -0.0 NO_RECEIVED Informational: message has no Received headers Date: Mon, 3 May 2021 09:34:28 +0200 From: Alexander Dahl To: Matthew Wilcox Cc: Linus Torvalds , Segher Boessenkool , Joe Perches , Miguel Ojeda , Masahiro Yamada , Albert Ou , Arnd Bergmann , Linux Kbuild mailing list , Greg Kroah-Hartman , Jonathan Corbet , Linux Doc Mailing List , linux-kernel , Palmer Dabbelt , Paul Walmsley , Catalin Marinas , Miguel Ojeda , Paul Mackerras , linux-riscv@lists.infradead.org, linuxppc-dev , Will Deacon , Linux ARM Subject: Re: [PATCH] Raise the minimum GCC version to 5.2 Message-ID: Mail-Followup-To: Matthew Wilcox , Linus Torvalds , Segher Boessenkool , Joe Perches , Miguel Ojeda , Masahiro Yamada , Albert Ou , Arnd Bergmann , Linux Kbuild mailing list , Greg Kroah-Hartman , Jonathan Corbet , Linux Doc Mailing List , linux-kernel , Palmer Dabbelt , Paul Walmsley , Catalin Marinas , Miguel Ojeda , Paul Mackerras , linux-riscv@lists.infradead.org, linuxppc-dev , Will Deacon , Linux ARM References: <20210501151538.145449-1-masahiroy@kernel.org> <3943bc020f6227c8801907317fc113aa13ad4bad.camel@perches.com> <20210502183030.GF10366@gate.crashing.org> <81a926a3bdb70debe3ae2b13655ea8d249fb9991.camel@perches.com> <20210502203253.GH10366@gate.crashing.org> <20210502223007.GZ1847222@casper.infradead.org> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210502223007.GZ1847222@casper.infradead.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hei hei, Am Sun, May 02, 2021 at 11:30:07PM +0100 schrieb Matthew Wilcox: > On Sun, May 02, 2021 at 02:08:31PM -0700, Linus Torvalds wrote: > > What is relevant is what version of gcc various distributions actually > > have reasonably easily available, and how old and relevant the > > distributions are. We did decide that (just as an example) RHEL 7 was > > too old to worry about when we updated the gcc version requirement > > last time. > > > > Last year, Arnd and Kirill (maybe others were involved too) made a > > list of distros and older gcc versions. But I don't think anybody > > actually _maintains_ such a list. It would be perhaps interesting to > > have some way to check what compiler versions are being offered by > > different distros. > > fwiw, Debian 9 aka Stretch released June 2017 had gcc 6.3 > Debian 10 aka Buster released June 2019 had gcc 7.4 *and* 8.3. > Debian 8 aka Jessie had gcc-4.8.4 and gcc-4.9.2. > > So do we care about people who haven't bothered to upgrade userspace > since 2017? If so, we can't go past 4.9. Desktops and servers are all nice, however I just want to make you aware, there are embedded users forced to stick to older cross toolchains for different reasons as well, e.g. in industrial environment. :-) This is no show stopper for us, I just wanted to let you be aware. Greets Alex