Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751413AbdG0Hma (ORCPT ); Thu, 27 Jul 2017 03:42:30 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:52596 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750765AbdG0Hm3 (ORCPT ); Thu, 27 Jul 2017 03:42:29 -0400 Date: Thu, 27 Jul 2017 09:42:20 +0200 (CEST) From: Thomas Gleixner To: Tomi Sarvela cc: Martin Peres , jeffy.chen@rock-chips.com, linux-kernel@vger.kernel.org Subject: Re: Suspend-resume failure on Intel Eagle Lake Core2Duo In-Reply-To: <862ba91e-9185-89a8-da81-63bb42ea565d@intel.com> Message-ID: References: <4d6b511a-61d5-3c5e-a406-9f71d83670b6@linux.intel.com> <864ff133-815c-0c7f-5e36-fdcc32d0261d@linux.intel.com> <2ecc8ffd-e041-2d53-6f33-e91b3ec701eb@linux.intel.com> <67de95b4-a869-d897-e76c-17c974fb21a6@linux.intel.com> <862ba91e-9185-89a8-da81-63bb42ea565d@intel.com> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 416 Lines: 14 On Thu, 27 Jul 2017, Tomi Sarvela wrote: > On 26/07/17 17:26, Thomas Gleixner wrote: > > So reverting that commit does not help. Does it help on your machine? > > Yes. Reverting it does not cause the machine to lock up on resume. > > I haven't tested if the machine locks up later on, but at least it survives > couple of s/r cycles. Can you please try to add 'nohpet' to the kernel command line? Thanks, tglx