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=-1.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,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 BF107C67839 for ; Tue, 11 Dec 2018 23:00:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 845B320851 for ; Tue, 11 Dec 2018 23:00:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544569224; bh=zOR8PPYgvXC9s3RZP0gGiPN6TsglqnewrJlUIqJNrBU=; h=Subject:To:Cc:References:From:Date:In-Reply-To:List-ID:From; b=cgRogosmlNv1ugsLkkzbvKCtIgk9v/N0FPE0Ub08UoF9m3AA8XWXCHX/5eCIfSKlN S6Icyt+J3m0pu742TzrPa5FaBMqaMGWb2/PJK9ldhsRmc+pjj8pwlf/JU0M+2Xjzh6 xbu+BoSYxNTwreMCRm7n74jn1fQVpSxK8pipky7o= DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 845B320851 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726275AbeLKXAX (ORCPT ); Tue, 11 Dec 2018 18:00:23 -0500 Received: from mail.kernel.org ([198.145.29.99]:46324 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726211AbeLKXAW (ORCPT ); Tue, 11 Dec 2018 18:00:22 -0500 Received: from [10.80.45.159] (unknown [71.69.156.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 712622084E; Tue, 11 Dec 2018 23:00:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544569222; bh=zOR8PPYgvXC9s3RZP0gGiPN6TsglqnewrJlUIqJNrBU=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=cch+zKO3ECSzyThMi0AK5f5k0qKxIAd0nDj3TwTy5fUL3ugYLjOXzDHf0VSGpU9l3 BHKxjM8bmTY6aCEstuHSz6Au6lYHkEkemJLNZWi9tXzyTgpHoIJBNONt7MXIlc5Ds5 6RUzAcIWa8AMZgA7lKKI34xP7DjjwKw9AtVkrxWE= Subject: Re: [PATCH v3 2/3] ACPI / OSL: Allow PCI to be disabled To: "Rafael J. Wysocki" Cc: Christoph Hellwig , ACPI Devel Maling List , "Rafael J. Wysocki" , Len Brown , Linux Kernel Mailing List References: <20181210181315.5023-1-okaya@kernel.org> <20181210181315.5023-2-okaya@kernel.org> <20181211170957.GA335@infradead.org> <342c5dd9-cb3d-d714-c87f-814a942cf395@kernel.org> <6644defb-9199-6467-6e3e-8ce552b56f87@kernel.org> From: Sinan Kaya Message-ID: Date: Tue, 11 Dec 2018 18:00:19 -0500 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.3.3 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/11/2018 5:51 PM, Rafael J. Wysocki wrote: > Well, users running kernels with CONFIG_PCI unset on platforms > expecting PCI support to be present in the OS may want to know that I > suppose, so that would be a good reason to return an error, but > perhaps just once rather than on every access (maybe unless debugging > is enabled?). Warning once would be a good trade-off.