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=-12.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 E8232C71155 for ; Wed, 2 Dec 2020 19:02:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9844E2224C for ; Wed, 2 Dec 2020 19:02:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730853AbgLBTCR (ORCPT ); Wed, 2 Dec 2020 14:02:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726082AbgLBTCQ (ORCPT ); Wed, 2 Dec 2020 14:02:16 -0500 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9DFD6C0613CF for ; Wed, 2 Dec 2020 11:01:36 -0800 (PST) Received: by mail-pg1-x544.google.com with SMTP id n10so1495366pgv.8 for ; Wed, 02 Dec 2020 11:01:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=xm4VGai40mVfU1KDiOQQ0ruatOar3xR8M6PEtESptL8=; b=BOTDt7cxNAex0LeSeJ0Bd0epvVBMchFl+S3d5BAw4jBe6cs8DEJyHSf+DkFhiosw7s lkaLbQ7Yt+dfQBgaizkChhWc0pKV3yes/+T/4oY/CzbjnpcXPIQF6n9TgnAor+JYXJXi oN2RQYGGl9SmfzExNN0ok3gT3iXCUoUzwQ4Uc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=xm4VGai40mVfU1KDiOQQ0ruatOar3xR8M6PEtESptL8=; b=iMdEL7rFjN7cauQc6fO33W/s02Y8EbRRbxZoT7HS3kxdn3FFdlqtm3c39C670rnu7c VQ5vT+WTMwxdmtmARRu3ccf7nu18g7aznLFYuRJOHwsjBp7dH4EUdxZLWamIzqlwthW4 GpK6fKAgCDy2ijAOhEJfDQLxvDfvjgn8ZJopo0KQApPCqgM4E9OlkVGhdacsQko2OtLO 7aSTlfXt0v4xMcqBPs0olWr3E1Y5xliFuSNk1xQy2/dgpnDIKRfdx9eRH16flaCouneZ rKPpa/7o5S33x8aJzjXz3SdRHnDsBJ/x9AFfJAvK5cWSlCL6EJH0jxK3hCDJ9q1T3mZG eFdA== X-Gm-Message-State: AOAM530TgQOWhCYJyCatufpRq8ggtOKQsVfB6mMv8fkD4Zu+KAqvtMmj ZjMO2oc7MvAK9yAMVnDcTCGYZg== X-Google-Smtp-Source: ABdhPJx3VqSsGJkmnkbKOrKvM3mPguRPfGXpejwNXC3FxfcOsVcXUkpKD/QpYIAX3BR4LaEu03malw== X-Received: by 2002:a63:171b:: with SMTP id x27mr1199959pgl.70.1606935696197; Wed, 02 Dec 2020 11:01:36 -0800 (PST) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id j16sm448198pgl.50.2020.12.02.11.01.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Dec 2020 11:01:35 -0800 (PST) Date: Wed, 2 Dec 2020 11:01:34 -0800 From: Kees Cook To: Masahiro Yamada Cc: Emese Revfy , linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] gcc-plugins: remove code for GCC versions older than 4.9 Message-ID: <202012021101.E0BAFC3B@keescook> References: <20201202134929.99883-1-masahiroy@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201202134929.99883-1-masahiroy@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 02, 2020 at 10:49:29PM +0900, Masahiro Yamada wrote: > Documentation/process/changes.rst says the minimal GCC version is 4.9. > Hence, BUILDING_GCC_VERSION is greater than or equal to 4009. > > Signed-off-by: Masahiro Yamada Acked-by: Kees Cook Do you want to carry this in the kbuild tree, or would you like me to pick it up? Thanks! -- Kees Cook