From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiang Liu Subject: Re: Subject: [v3.19 Regression] x86, irq, acpi: Get rid of special handling of GSI for ACPI SCI Date: Tue, 14 Jul 2015 10:42:30 +0800 Message-ID: <55A47716.9070605@linux.intel.com> References: <55A4132B.4030801@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mga14.intel.com ([192.55.52.115]:39944 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752943AbbGNCmf (ORCPT ); Mon, 13 Jul 2015 22:42:35 -0400 In-Reply-To: <55A4132B.4030801@canonical.com> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Joseph Salisbury Cc: konrad.wilk@oracle.com, tony.luck@intel.com, joro@8bytes.org, Greg KH , Benjamin Herrenschmidt , "Rafael J. Wysocki" , Bjorn Helgaas , rdunlap@infradead.org, Yinghai Lu , bp@alien8.de, len.brown@intel.com, pavel@ucw.cz, Thomas Gleixner , LKML , mingo@redhat.com, hpa@zytor.com, x86@kernel.org, linux-pm@vger.kernel.org On 2015/7/14 3:36, Joseph Salisbury wrote: > Hello Jiang, > > A kernel bug report was opened against Ubuntu [0]. It was found that > reverting the following commit resolves this bug: > > commit cd68f6bd53cf89d1d5ed889b8af65e9c3574a079 > Author: Jiang Liu > Date: Mon Oct 27 16:11:52 2014 +0800 > > x86, irq, acpi: Get rid of special handling of GSI for ACPI SCI > > The regression was introduced as of v3.19-rc1. > > I was hoping to get your feedback, since you are the patch author. Do > you think gathering any additional data will help diagnose this issue, > or would it be best to submit a revert request? Hi Joseph, Sorry for the trouble. It would be great if we could get more information about the bug, such as bug report info, dmesg and acpidump from the reporting system. Thanks! Gerry