From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arjan van de Ven Subject: Re: S3 resume regression [1cf4f629d9d2 ("cpu/hotplug: Move online calls to hotplugged cpu")] Date: Wed, 11 May 2016 08:26:58 -0700 Message-ID: <57334F42.5030304@linux.intel.com> References: <20160511101920.GZ4329@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20160511101920.GZ4329@intel.com> Sender: linux-kernel-owner@vger.kernel.org To: =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , Thomas Gleixner Cc: linux-arch@vger.kernel.org, Rik van Riel , Rafael Wysocki , "Srivatsa S. Bhat" , Peter Zijlstra , Sebastian Siewior , Rusty Russell , Steven Rostedt , Oleg Nesterov , Tejun Heo , Andrew Morton , Paul McKenney , Linus Torvalds , Paul Turner , linux-kernel@vger.kernel.org, rui.zhang@intel.com, len.brown@intel.com List-Id: linux-arch.vger.kernel.org > Oh, and this was with acpi_idle. This machine already failed to > resume from S3 with intel_idle since forever, as detailed in > https://bugzilla.kernel.org/show_bug.cgi?id=107151 > but acpi_idle worked fine until now. can you disable (in sysfs) all C states other than C0/C1 and see if that makes it go away? that would point at the problem pretty clearly... From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com ([192.55.52.93]:52169 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932118AbcEKP1B (ORCPT ); Wed, 11 May 2016 11:27:01 -0400 Subject: Re: S3 resume regression [1cf4f629d9d2 ("cpu/hotplug: Move online calls to hotplugged cpu")] References: <20160511101920.GZ4329@intel.com> From: Arjan van de Ven Message-ID: <57334F42.5030304@linux.intel.com> Date: Wed, 11 May 2016 08:26:58 -0700 MIME-Version: 1.0 In-Reply-To: <20160511101920.GZ4329@intel.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , Thomas Gleixner Cc: linux-arch@vger.kernel.org, Rik van Riel , Rafael Wysocki , "Srivatsa S. Bhat" , Peter Zijlstra , Sebastian Siewior , Rusty Russell , Steven Rostedt , Oleg Nesterov , Tejun Heo , Andrew Morton , Paul McKenney , Linus Torvalds , Paul Turner , linux-kernel@vger.kernel.org, rui.zhang@intel.com, len.brown@intel.com Message-ID: <20160511152658.spozHpiqIRCsw5zGdzE25Bhpy9YjMXs6v0sKtNS2nEo@z> > Oh, and this was with acpi_idle. This machine already failed to > resume from S3 with intel_idle since forever, as detailed in > https://bugzilla.kernel.org/show_bug.cgi?id=107151 > but acpi_idle worked fine until now. can you disable (in sysfs) all C states other than C0/C1 and see if that makes it go away? that would point at the problem pretty clearly...