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=-13.2 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_IN_DEF_DKIM_WL 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 558F0C5519F for ; Wed, 18 Nov 2020 22:32:58 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B79C62468D for ; Wed, 18 Nov 2020 22:32:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="lU1riYOT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B79C62468D Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id F38906B0036; Wed, 18 Nov 2020 17:32:56 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id EC3F06B005C; Wed, 18 Nov 2020 17:32:56 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DB1046B005D; Wed, 18 Nov 2020 17:32:56 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0146.hostedemail.com [216.40.44.146]) by kanga.kvack.org (Postfix) with ESMTP id B48D26B0036 for ; Wed, 18 Nov 2020 17:32:56 -0500 (EST) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 5EE103623 for ; Wed, 18 Nov 2020 22:32:56 +0000 (UTC) X-FDA: 77498990352.13.sea17_58038f32733d Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin13.hostedemail.com (Postfix) with ESMTP id 4091E18140B60 for ; Wed, 18 Nov 2020 22:32:56 +0000 (UTC) X-HE-Tag: sea17_58038f32733d X-Filterd-Recvd-Size: 3540 Received: from mail-pg1-f181.google.com (mail-pg1-f181.google.com [209.85.215.181]) by imf37.hostedemail.com (Postfix) with ESMTP for ; Wed, 18 Nov 2020 22:32:55 +0000 (UTC) Received: by mail-pg1-f181.google.com with SMTP id m9so2337497pgb.4 for ; Wed, 18 Nov 2020 14:32:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=RkB8RJl1jwL5YaiulwRIS3sc8kr4fz3QbRFMPfoH3OE=; b=lU1riYOTVJkqx6faJYFfIuE9tJMo4Spz/z1XbKc9rJCXfTA2KWpuE0ZVPar9uHnuCZ I7/K3YKf1O4sFYO13Kn5RX4vSBizQV2U356bCnJ1TXtSrBthvPZSqbLBAfpaBTbdH4/O PSxQFGSfcUbr/UG2Wr7o+1/ySy4+RUcFQzK1sY6kQkW/GjWRETut9tPtROBE0amNr4H2 PeXALK+LpuQQFlwV2bTxvC9SWRLOEfnViBU5Rlr0WIOxQTYgCuBqcTa3ykFFtlPTGfA/ Yk/ECrDC+DZu3eEnVR/XMLUHKbsD5K6v5nSDjX41D6wVvKxCdCRmlQQugxio7B9Z4RYq W4zA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=RkB8RJl1jwL5YaiulwRIS3sc8kr4fz3QbRFMPfoH3OE=; b=Nn5u5VxQC97BzPwDXaFds0q0gkeVdI9zEhQYVXe0t/i+fPdK8xv3NS46oeM5zXONRQ 8V0+c21t2quWapXvbd6PFxpLf8DbzNSPKK9jJr4gOYHY8moFo9xt7ZinaqTuT+jleqXL cjBMFBLSKH0ywyUtG6ahpkbiRqrfXUdkPF0jzp1s5Ybt72yENkzfDB0YLqNTeifEgSU/ NzabA4y9dm8CmxepDsLkUWkIo/tTTgZkI5t+Ty3e6/MsZNLAd74kxwwNg+RfQuSOvX1j NoxBX9GYdz5Dq36y7jSPsijLqtmIJT5IGJtmP4BN2qcNm8DYz2v6FnaH4d0T/jul+NPl ZT3w== X-Gm-Message-State: AOAM533Cye3nUepSVeC4jfIUGMDK3v0UEB9lGyNahX7rFmNNuKgcc4oh 1PuIS5kUswvZjZnZh9VkN+ZNNmw7TIMwelkONAqkOA== X-Google-Smtp-Source: ABdhPJxPDHxjHH30eCCPILJRbfV4Q83rrAvrsMT/FnIFn+k0Js6QHvYip24pvkT5txOJOIvmzYACvGf4VsA0kV2sqn4= X-Received: by 2002:a17:90a:4881:: with SMTP id b1mr1196220pjh.32.1605738774651; Wed, 18 Nov 2020 14:32:54 -0800 (PST) MIME-Version: 1.0 References: <202011182008.u7jsMtBl-lkp@intel.com> In-Reply-To: From: Nick Desaulniers Date: Wed, 18 Nov 2020 14:32:42 -0800 Message-ID: Subject: Re: [linux-next:master 5868/6773] arch/powerpc/mm/mem.c:91:12: warning: no previous prototype for function 'create_section_mapping' To: Dan Williams Cc: kernel test robot , kbuild-all@lists.01.org, clang-built-linux , Linux Memory Management List , Thomas Gleixner , Christoph Hellwig , Andrew Morton Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Nov 18, 2020 at 11:22 AM Dan Williams wrote: > > I do not see these errors with gcc. > > I feel like clang errors should be flagged / de-emphasized when the > same error does not appear on gcc. Also, note that Clang has warnings GCC does not, and vice versa (I imagine a Venn Diagram). I give you the benefit of the doubt to mean "warnings that both compilers support, but only one is emitting for whatever reason" which is fair; though warnings unique to one compiler can be a competitive advantage. -- Thanks, ~Nick Desaulniers