Received: by 2002:a17:90b:8d0:0:0:0:0 with SMTP id ds16csp203973pjb; Thu, 16 Jul 2020 11:56:40 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx5QW2LTRMQyoJITMWln82rMQBh86oZP2E8m7FEy4DIJtXVZY7/w0OcKwWKSU+OFVYDzI2A X-Received: by 2002:a17:907:72cc:: with SMTP id du12mr3462451ejc.357.1594925799814; Thu, 16 Jul 2020 11:56:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1594925799; cv=none; d=google.com; s=arc-20160816; b=cn4/PJOYeeoEJ1UH3gloRtnMVJm6HLnkRYJRkE7HUYsjGs+ExfDEXLleq9TN9D7poE DFnNMmZpV1seDxf4HXYPFA/30iDvn57lmZ0q7PfpwdKbbkEiV/T7yvrLrQe7ZU4cL2wJ V2+e3Ye7xcS8zu3FtX1VTsvU2rtFRTJDT4i79Kkdunquc/6Gmg2mYBl3Q5kr/VCxugJq ZrwUWbV7YT/1aLbhydVy9XzniGLBjma7IriOJelQI1T42yEQ/7JGe5e4aWoSCHZGW9eX HJPGYyz+jegALrkMMJ/ygmih973QDGJcje3H2k0LTFbyjvU3GOJCrJzw/9O1vrXgaMyt 9eVA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :ironport-sdr:ironport-sdr; bh=TjphKq+JQrJc+CNzC9FDgQXt7SV5Mf/O1yiyW0dEvZU=; b=H+ZE93WnUJyE+aOOBtfWAK2jylnMFOOwcR6kALMJrnA5FHtR/ndpLsuq5D/4xF4PrI 9U3yOHOCJnVoCZNTCRu5j5XjXHjc5/TB0Sv+ZN4pdCbwXKOWw85sOAmOX4q4/7KQ/yak TGlaXntfNt+K8DXuWmxOi2kq/FlFENC5PFUIqBaYP87k/wYP70HO1ZBFX4sMxkMHdpuX d/EJ/xn71U6ECaOl+H3MGFhJjT3vdadxCWqo3i5UJYyevizObohyJWcQzSdK+GScAzU+ MeeOBKdHDH6TwNJwSonvqhNdVcTTDBPrdRRjLdtV5Ui67eFRikPU0SH3hg1F8wjHjO3A w7yg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id d21si3940409edj.417.2020.07.16.11.56.16; Thu, 16 Jul 2020 11:56:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729390AbgGPSwr (ORCPT + 99 others); Thu, 16 Jul 2020 14:52:47 -0400 Received: from mga02.intel.com ([134.134.136.20]:38349 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726986AbgGPSwr (ORCPT ); Thu, 16 Jul 2020 14:52:47 -0400 IronPort-SDR: B853POwWx+C/LctXjItTXIXyz4MJo0OqgSgiiuYMWaQ0VjYYX8/7yJt6n+1TFmpBZzTKup3BG3 v3wF5TS/FquA== X-IronPort-AV: E=McAfee;i="6000,8403,9684"; a="137597756" X-IronPort-AV: E=Sophos;i="5.75,360,1589266800"; d="scan'208";a="137597756" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jul 2020 11:52:45 -0700 IronPort-SDR: N3vv3ND+OnFJU9V0jEIRGgw0vxCUTShGBSE6hTDap1fDoKWpNoKTUhnT+137SEhsp507I8dbry 7ovP33xCmHgw== X-IronPort-AV: E=Sophos;i="5.75,360,1589266800"; d="scan'208";a="460575619" Received: from agluck-desk2.sc.intel.com (HELO agluck-desk2.amr.corp.intel.com) ([10.3.52.68]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jul 2020 11:52:45 -0700 Date: Thu, 16 Jul 2020 11:52:42 -0700 From: "Luck, Tony" To: Jason Baron Cc: bp@suse.de, linux-kernel@vger.kernel.org, Mauro Carvalho Chehab , linux-edac Subject: Re: [PATCH] EDAC/ie31200: fallback if host bridge device is already initialized Message-ID: <20200716185242.GA7045@agluck-desk2.amr.corp.intel.com> References: <1594923911-10885-1-git-send-email-jbaron@akamai.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1594923911-10885-1-git-send-email-jbaron@akamai.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 16, 2020 at 02:25:11PM -0400, Jason Baron wrote: > The Intel uncore driver may claim some of the pci ids from ie31200 which > means that the ie31200 edac driver will not initialize them as part of > pci_register_driver(). > > Let's add a fallback for this case to 'pci_get_device()' to get a > reference on the device such that it can still be configured. This is > similar in approach to other edac drivers. What functionality is lost when this happens? Does the user see some message in the console log to let them know? -Tony