From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756515AbdGXPmK (ORCPT ); Mon, 24 Jul 2017 11:42:10 -0400 Received: from mga02.intel.com ([134.134.136.20]:25544 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932685AbdGXPlv (ORCPT ); Mon, 24 Jul 2017 11:41:51 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.40,407,1496127600"; d="scan'208";a="114886651" Subject: Re: Suspend-resume failure on Intel Eagle Lake Core2Duo To: Thomas Gleixner Cc: jeffy.chen@rock-chips.com, "Sarvela, Tomi P" , linux-kernel@vger.kernel.org References: <4d6b511a-61d5-3c5e-a406-9f71d83670b6@linux.intel.com> From: Martin Peres Message-ID: <864ff133-815c-0c7f-5e36-fdcc32d0261d@linux.intel.com> Date: Mon, 24 Jul 2017 18:41:47 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 24/07/17 18:28, Thomas Gleixner wrote: > On Mon, 24 Jul 2017, Martin Peres wrote: >> >> I am contacting you because your patch "bf22ff45b genirq: Avoid unnecessary >> low level irq function calls" broke suspend/resume on an old Intel platform. >> >> This was not caught in linux-next and only got introduced in linux 4.13-rc1. >> >> Here is the current place where the bug has been reported[0] but I can move it >> to bugzilla.kernel.org if you would want that. > > Can we please handle this per mail? Sure, if you prefer. > >> Here are the kernel logs[1]. What information would you need? > > Output of 'cat /proc/interrupts' and a description what kind of 'old' Intel > platform that is. Sorry, I should have repeated the name outside of just the subject of the email. It is an Intel Eagle Lake Core2Duo. $ sudo cat /proc/interrupts CPU0 CPU1 0: 182 0 IO-APIC 2-edge timer 1: 2 1 IO-APIC 1-edge i8042 4: 6 4 IO-APIC 4-edge serial 5: 0 0 IO-APIC 5-edge ehci_hcd:usb1, uhci_hcd:usb5, uhci_hcd:usb8 8: 1 0 IO-APIC 8-edge rtc0 9: 0 0 IO-APIC 9-fasteoi acpi 10: 0 0 IO-APIC 10-edge ehci_hcd:usb2, uhci_hcd:usb3, uhci_hcd:usb6 11: 0 0 IO-APIC 11-edge uhci_hcd:usb4, uhci_hcd:usb7 12: 3 2 IO-APIC 12-edge i8042 24: 63345 0 HPET-MSI 2-edge hpet2 25: 0 70778 HPET-MSI 3-edge hpet3 28: 0 0 PCI-MSI 458752-edge PCIe PME 29: 0 0 PCI-MSI 466944-edge PCIe PME 30: 5349 10818 PCI-MSI 512000-edge ahci[0000:00:1f.2] 31: 810 10234 PCI-MSI 409600-edge enp0s25 32: 9 9 PCI-MSI 49152-edge mei_me 33: 233 223 PCI-MSI 442368-edge snd_hda_intel:card0 34: 1 0 PCI-MSI 32768-edge i915 NMI: 38 33 Non-maskable interrupts LOC: 710 438 Local timer interrupts SPU: 0 0 Spurious interrupts PMI: 38 33 Performance monitoring interrupts IWI: 0 0 IRQ work interrupts RTR: 0 0 APIC ICR read retries RES: 2629 2425 Rescheduling interrupts CAL: 618 722 Function call interrupts TLB: 321 309 TLB shootdowns TRM: 0 0 Thermal event interrupts THR: 0 0 Threshold APIC interrupts MCE: 0 0 Machine check exceptions MCP: 7 7 Machine check polls ERR: 0 MIS: 0 PIN: 0 0 Posted-interrupt notification event PIW: 0 0 Posted-interrupt wakeup event Cheers, Martin