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=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 EAA08C74A33 for ; Wed, 10 Jul 2019 17:09:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C38FA21473 for ; Wed, 10 Jul 2019 17:09:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MhLBJ0dy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728045AbfGJRJ6 (ORCPT ); Wed, 10 Jul 2019 13:09:58 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:33874 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727932AbfGJRJ6 (ORCPT ); Wed, 10 Jul 2019 13:09:58 -0400 Received: by mail-wr1-f65.google.com with SMTP id 31so3303408wrm.1; Wed, 10 Jul 2019 10:09:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=FUMYTPUmcDHl7LRaEDJawKk0dtQ5ypvTZlH1dSLqDtQ=; b=MhLBJ0dybN/7TXyREFpNRVytGTmtXBCS6unAitKLyB4BCdEth+9B02jjQJ3C7b6bHl d5qABPzAIa0sbAdqZ3TPnZMub8FsMd6n8wMIspGigeoy4gF0t7xHx94mUpwZZ/tH5Z1n k6MoHhOz0FRwZ01zn8M6R3JJaw5A5BEpAxssKA0M7CQ+WtdVU6q72BwvTflbNxJzfRFF 0J2nyWU3qoxm6FxjoT6dVT7coJQIC+mAuXwV0c7W9cWmbdowOZjCxnwiKJTWzXeBMqAw MCjOx4QRt+7VZhMOCfRgQU6MOR1lQS/xRy6ePBRdwaHbn9FPOzNDxJ60YQLu0X/2yL4G ShKg== 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:user-agent; bh=FUMYTPUmcDHl7LRaEDJawKk0dtQ5ypvTZlH1dSLqDtQ=; b=E0yltlKQWfD+y+My+zZOO6G442TPCvj0sJmwtZMq3Gvbh6tYLjwwhLzoMyjDgYn4wi oMqUl8r9bYYz375KpLtnFEcQ/NC3FTy2lxBzbxjmTf4scJqU2Cs+mhchGiKAkucWxv5U AuiCoXo2WVKQv1pil+4J95uA/K9lxAyqUHzX6ByFtgmH7X5ipRIPqa7fVPd4SpSU+CEG gdyxhIv2ULekN7mUhGOiqPbtDYAVTtxTnuUao1GjbTeQ3eHa3eUHxm/1xSuGduu/FcmQ vLXMvTKG7fGtZZ0HokHRxtCieQTBVHwiC9fjJI6dHNCvv6infxYfMz6d26G1pC0nmskX aumw== X-Gm-Message-State: APjAAAWEM7SJg3l6nK5Zu2JfxO5Ez6D91sKV5sJhPzL5wpa6a1qQAO44 uZXG2N9KPIVLJDNZxOZHvVU= X-Google-Smtp-Source: APXvYqx1b/Ila5J0gONdnVlH02E+WdlIukUb1Jpr5YUdksSK0UAD3hson9uJD8Xdki+bEd673dGBiA== X-Received: by 2002:a5d:540e:: with SMTP id g14mr34192333wrv.346.1562778596001; Wed, 10 Jul 2019 10:09:56 -0700 (PDT) Received: from archlinux-threadripper ([2a01:4f8:222:2f1b::2]) by smtp.gmail.com with ESMTPSA id w14sm2739270wrk.44.2019.07.10.10.09.55 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Wed, 10 Jul 2019 10:09:55 -0700 (PDT) Date: Wed, 10 Jul 2019 10:09:53 -0700 From: Nathan Chancellor To: Arnd Bergmann Cc: "Rafael J. Wysocki" , Len Brown , Thomas Gleixner , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com Subject: Re: [PATCH] acpi: blacklist: fix clang warning for unused dmi table Message-ID: <20190710170953.GA80585@archlinux-threadripper> References: <20190710130555.1829974-1-arnd@arndb.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190710130555.1829974-1-arnd@arndb.de> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 10, 2019 at 03:05:43PM +0200, Arnd Bergmann wrote: > When CONFIG_DMI is disabled, we only have a tentative declaration, > which causes a warning from clang: > > drivers/acpi/blacklist.c:20:35: error: tentative array definition assumed to have one element [-Werror] > static const struct dmi_system_id acpi_rev_dmi_table[] __initconst; > > As the variable is not actually used here, hide it entirely > in an #ifdef to shut up the warning. > > Signed-off-by: Arnd Bergmann Reviewed-by: Nathan Chancellor