From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:47536 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727328AbeJRNFC (ORCPT ); Thu, 18 Oct 2018 09:05:02 -0400 Date: Thu, 18 Oct 2018 07:05:51 +0200 From: Greg KH To: Erik Schmauss Cc: linux-acpi@vger.kernel.org, rjw@rjwysocki.net, stable@vger.kernel.org Subject: Re: [PATCH] ACPICA: AML interpreter: add region addresses in global list during initialization Message-ID: <20181018050551.GA25258@kroah.com> References: <20181017210935.3754-1-erik.schmauss@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181017210935.3754-1-erik.schmauss@intel.com> Sender: stable-owner@vger.kernel.org List-ID: On Wed, Oct 17, 2018 at 02:09:35PM -0700, Erik Schmauss wrote: > The table load process omitted adding the operation region address > range to the global list. This omission is problematic because the OS > queries the global list to check for address range conflicts before > deciding which drivers to load. This commit may result in warning > messages that look like the following: > > [ 7.871761] ACPI Warning: system_IO range 0x00000428-0x0000042F conflicts with op_region 0x00000400-0x0000047F (\PMIO) (20180531/utaddress-213) > [ 7.871769] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver > > However, these messages do not signify regressions. It is a result of > properly adding address ranges within the global address list. > > Link: https://bugzilla.kernel.org/show_bug.cgi?id=200011 > Tested-by: Jean-Marc Lenoir > Signed-off-by: Erik Schmauss > --- This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for how to do this properly.