Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754542AbdCVXlL (ORCPT ); Wed, 22 Mar 2017 19:41:11 -0400 Received: from mail-oi0-f65.google.com ([209.85.218.65]:34553 "EHLO mail-oi0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751711AbdCVXlE (ORCPT ); Wed, 22 Mar 2017 19:41:04 -0400 MIME-Version: 1.0 In-Reply-To: <20170322225853.GH8329@suse.de> References: <1490204005-2733-1-git-send-email-joro@8bytes.org> <1490204005-2733-4-git-send-email-joro@8bytes.org> <2232546.0OJbVJtxLm@aspire.rjw.lan> <20170322225853.GH8329@suse.de> From: "Rafael J. Wysocki" Date: Thu, 23 Mar 2017 00:41:02 +0100 X-Google-Sender-Auth: kqWL-nRqqcK4vY3ajVRDypjb7Vg Message-ID: Subject: Re: [PATCH 3/3] ACPI: Don't create a platform_device for IOAPIC/IOxAPIC To: Joerg Roedel Cc: "Rafael J. Wysocki" , Joerg Roedel , Len Brown , ACPI Devel Maling List , Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 740 Lines: 24 On Wed, Mar 22, 2017 at 11:58 PM, Joerg Roedel wrote: > Hi Rafael, > > On Wed, Mar 22, 2017 at 06:42:39PM +0100, Rafael J. Wysocki wrote: >> On Wednesday, March 22, 2017 06:33:25 PM Joerg Roedel wrote: >> > From: Joerg Roedel >> > >> > No platform-device is required for IO(x)APICs, so don't even >> > create them. >> > >> > Signed-off-by: Joerg Roedel >> >> If we do this, I'd prefer not to do [2/3], because we'll introduce code that >> will be essentially dead then. > > In this case the code in acpi_bus_attach() adding platform_devices is also > dead. Could it be removed then? It is not dead. Platform devices are actually created by it, but they never go away. Thanks, Rafael