Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753950Ab2KSQrb (ORCPT ); Mon, 19 Nov 2012 11:47:31 -0500 Received: from pindarots.xs4all.nl ([80.101.128.228]:49838 "EHLO pindarots.xs4all.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753895Ab2KSQra (ORCPT ); Mon, 19 Nov 2012 11:47:30 -0500 Message-ID: <50AA628A.1090405@xs4all.nl> Date: Mon, 19 Nov 2012 17:47:06 +0100 From: Udo van den Heuvel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:16.0) Gecko/20121029 Thunderbird/16.0.2 MIME-Version: 1.0 To: linux-usb@vger.kernel.org CC: Alan Stern , Jan Ceuleers , Clemens Ladisch , Simon Jones , linux-kernel@vger.kernel.org Subject: Re: 3.4.4: disabling irq References: In-Reply-To: X-Enigmail-Version: 1.4.5 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3362 Lines: 75 On 2012-11-19 17:41, Alan Stern wrote: >> How to proceed next? > > Firstly, what does /proc/interrupts say? # cat /proc/interrupts CPU0 CPU1 CPU2 CPU3 0: 39 0 0 0 IO-APIC-edge timer 1: 716 721 730 687 IO-APIC-edge i8042 4: 1631 1603 1713 1914 IO-APIC-edge serial 9: 0 0 0 0 IO-APIC-fasteoi acpi 16: 427 437 443 447 IO-APIC-fasteoi snd_hda_intel 17: 0 0 3 1 IO-APIC-fasteoi ehci_hcd:usb4, ehci_hcd:usb5 18: 100443 100710 103881 116011 IO-APIC-fasteoi ohci_hcd:usb1, ohci_hcd:usb2, ohci_hcd:usb3 20: 8049 8235 8456 9657 IO-APIC-fasteoi serial 40: 0 0 0 0 PCI-MSI-edge AMD-Vi 43: 47534 47847 49501 52187 PCI-MSI-edge ahci 44: 118811 119571 123111 134412 PCI-MSI-edge eth0 45: 0 0 0 0 PCI-MSI-edge xhci_hcd 46: 0 0 0 0 PCI-MSI-edge xhci_hcd 47: 0 0 0 0 PCI-MSI-edge xhci_hcd 48: 0 0 0 0 PCI-MSI-edge xhci_hcd 49: 0 0 0 0 PCI-MSI-edge xhci_hcd 50: 0 0 0 0 PCI-MSI-edge xhci_hcd 51: 0 0 0 0 PCI-MSI-edge xhci_hcd 52: 0 0 0 0 PCI-MSI-edge xhci_hcd 53: 0 0 0 0 PCI-MSI-edge xhci_hcd 54: 0 0 0 0 PCI-MSI-edge xhci_hcd 55: 0 0 0 0 PCI-MSI-edge xhci_hcd 56: 33 28 36 28 PCI-MSI-edge snd_hda_intel 57: 52846 53825 56666 64450 PCI-MSI-edge radeon NMI: 0 0 0 0 Non-maskable interrupts LOC: 381988 405614 348070 323872 Local timer interrupts SPU: 0 0 0 0 Spurious interrupts PMI: 0 0 0 0 Performance monitoring interrupts IWI: 0 0 0 0 IRQ work interrupts RTR: 0 0 0 0 APIC ICR read retries RES: 1166893 1184781 1089048 1016935 Rescheduling interrupts CAL: 34472 32009 62610 50241 Function call interrupts TLB: 0 0 0 0 TLB shootdowns THR: 0 0 0 0 Threshold APIC interrupts MCE: 0 0 0 0 Machine check exceptions MCP: 8 8 8 8 Machine check polls ERR: 4 MIS: 0 > Secondly, try building a kernel with the patch below and > CONFIG_USB_DEBUG enabled. Let's see what the dmesg log says when the > problem occurs. Will do! Udo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/