Received: by 2002:a25:6193:0:0:0:0:0 with SMTP id v141csp3214671ybb; Mon, 6 Apr 2020 04:36:52 -0700 (PDT) X-Google-Smtp-Source: APiQypKJdGmOpy9er9VsWsz0Oh2ydjQo46KwJldd5I/7EWYJL+wf1OsqN/sw5GyD1HCBiOdn4IYd X-Received: by 2002:a05:6830:96:: with SMTP id a22mr16730958oto.212.1586173012147; Mon, 06 Apr 2020 04:36:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1586173012; cv=none; d=google.com; s=arc-20160816; b=to8Hh2J0If9qpYtGac4pxNdKk4WGONO3qMP9qjDw04R+D5h2On1ySvIlpsrV5cHaVn R5SO1kC38eWpFnNYzH2AcntuDiZyujNKGX+DeTtaky+g4HuWd/5bHiczl5fmspP0tEWh GPWHpDaFBCnNLNcZNu41GLuwC7bUT49FgWpftt3j29V/e5iQFgUOY5qjK8XGHyOXan9Z bqvYi4YsyWjsmIJay4w94lamj9+sf9NOXWqMZKJQZLSK9bAywK9d8Eq6lLG/eZnLu+EJ Rleezg06Ihcn8UPhIFpsGvyjy9MxUZ0WjVbUZ23oQjxBrMrYrQ40P0e1DSBVN8w7AY/7 0LYA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=32AYODZJ5HxMEaVfbRH/HHNySAv9VGLbm2kQeicB8r0=; b=ZUMIvWOemy+989j9ZTlAg8aUrOTZwWTmGsLg3WYSb/lSo2b3AAwsXxjqqzeHlvWUN0 tS7sKun/ieg9OCINv3pNMZf2+ica5maGmxKm/OizMLRx24C7O4b6Dvam9uZxhN6XDii7 6qnftkOSAbw2FPyag5hqv8ZZMmpVgPli4tWxRyJ9RpYZXUheMuOEVZl+Vhi91euXT/l5 ffyKpX371cvIeg6+qyTDWB1MMtHTiRTdAIwvzQo1PZiCvAdYTMWEXfkFfA63bysxW8Vu AIN8bXvgq840mteSL1ctohT2iX1OtzrwxQtHvHKjZc19KytUN9+dggrLYp0ajg6vkUqm Je2A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id r20si7484822oog.74.2020.04.06.04.36.38; Mon, 06 Apr 2020 04:36:52 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727378AbgDFLgV (ORCPT + 99 others); Mon, 6 Apr 2020 07:36:21 -0400 Received: from elvis.franken.de ([193.175.24.41]:55913 "EHLO elvis.franken.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727192AbgDFLgU (ORCPT ); Mon, 6 Apr 2020 07:36:20 -0400 Received: from uucp (helo=alpha) by elvis.franken.de with local-bsmtp (Exim 3.36 #1) id 1jLQ39-0007W1-00; Mon, 06 Apr 2020 13:36:19 +0200 Received: by alpha.franken.de (Postfix, from userid 1000) id 2E474C0206; Mon, 6 Apr 2020 13:03:33 +0200 (CEST) Date: Mon, 6 Apr 2020 13:03:33 +0200 From: Thomas Bogendoerfer To: Masahiro Yamada Cc: linux-kbuild@vger.kernel.org, linux-mips@linux-mips.org, clang-built-linux@googlegroups.com, linux-kernel@vger.kernel.org, Jiaxun Yang , Paul Burton , linux-mips@vger.kernel.org Subject: Re: [PATCH] MIPS: fw: arc: add __weak to prom_meminit and prom_free_prom_memory Message-ID: <20200406110333.GA6266@alpha.franken.de> References: <20200405163052.18942-1-masahiroy@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200405163052.18942-1-masahiroy@kernel.org> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 06, 2020 at 01:30:52AM +0900, Masahiro Yamada wrote: > As far as I understood, prom_meminit() in arch/mips/fw/arc/memory.c > is overridden by the one in arch/mips/sgi-ip32/ip32-memory.c if > CONFIG_SGI_IP32 is enabled. > > The use of EXPORT_SYMBOL in static libraries potentially causes a > problem for the llvm linker [1]. So, I want to forcibly link lib-y > objects to vmlinux when CONFIG_MODULES=y. > > As a groundwork, we must fix multiple definitions that have previously > been hidden by lib-y. > > The prom_cleanup() in this file is already marked as __weak (because > it is overridden by the one in arch/mips/sgi-ip22/ip22-mc.c). > I think it should be OK to do the same for these two. > > [1]: https://github.com/ClangBuiltLinux/linux/issues/515 > > Reported-by: kbuild test robot > Signed-off-by: Masahiro Yamada > --- > > If MIPS maintainers ack this patch, > I want to inser it before the following patch: Acked-By: Thomas Bogendoerfer Thomas. -- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]