From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030909AbXDNABT (ORCPT ); Fri, 13 Apr 2007 20:01:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030905AbXDNABS (ORCPT ); Fri, 13 Apr 2007 20:01:18 -0400 Received: from smtp-out20.alice.it ([85.33.2.20]:4611 "EHLO smtp-out01.alice.it" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1030906AbXDNABQ (ORCPT ); Fri, 13 Apr 2007 20:01:16 -0400 X-Greylist: delayed 849 seconds by postgrey-1.27 at vger.kernel.org; Fri, 13 Apr 2007 20:01:15 EDT Date: Sat, 14 Apr 2007 01:45:13 +0200 From: Mattia Dongili To: Andrew Morton Cc: linux-kernel@vger.kernel.org, ACPI Devel Maling List , Venkatesh Pallipadi , Shaohua Li Subject: CPU_IDLE prevents resuming from STR [was: Re: 2.6.21-rc6-mm1] Message-ID: <20070413234513.GA2940@inferi.kami.home> References: <20070408143559.f5014629.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070408143559.f5014629.akpm@linux-foundation.org> X-Message-Flag: Cranky? Try Free Software instead! X-Operating-System: Linux 2.6.21-rc6-mm1-1 i686 X-Editor: Vim http://www.vim.org/ X-Disclaimer: Buh! User-Agent: Mutt/1.5.13 (2006-08-11) X-OriginalArrivalTime: 13 Apr 2007 23:45:11.0656 (UTC) FILETIME=[C6BDB680:01C77E25] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Apr 08, 2007 at 02:35:59PM -0700, Andrew Morton wrote: ... > git-acpi.patch after bisecting I can finally say what breaks resume from STR here: tadaaaaa: CPU_IDLE. I first spotted the git-acpi.patch then reapplied it and disabled CPU_IDLE, now my laptop resumes. Any useful information I should add? $ cat /sys/devices/system/cpu/cpuidle/* acpi_idle no governors acpi_idle no governor $ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 CPU T5600 @ 1.83GHz stepping : 6 cpu MHz : 1000.000 cache size : 2048 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc pni monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr lahf_lm bogomips : 3671.24 clflush size : 64 processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 CPU T5600 @ 1.83GHz stepping : 6 cpu MHz : 1000.000 cache size : 2048 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc pni monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr lahf_lm bogomips : 15805.85 clflush size : 64 -- mattia :wq!