Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753135AbYJDIsQ (ORCPT ); Sat, 4 Oct 2008 04:48:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752078AbYJDIsA (ORCPT ); Sat, 4 Oct 2008 04:48:00 -0400 Received: from senator.holtmann.net ([87.106.208.187]:42783 "EHLO mail.holtmann.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751939AbYJDIr7 (ORCPT ); Sat, 4 Oct 2008 04:47:59 -0400 Subject: Re: USB disconnects every 30 seconds (2.6.27-rc8) From: Marcel Holtmann To: Dave Hansen Cc: Alan Stern , Thomas Gleixner , gregkh , "linux-kernel@vger.kernel.org" , USB list In-Reply-To: <1223075214.7798.5.camel@nimitz> References: <1223075214.7798.5.camel@nimitz> Content-Type: text/plain Date: Sat, 04 Oct 2008 10:48:06 +0200 Message-Id: <1223110086.11272.44.camel@violet.holtmann.net> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1364 Lines: 35 Hi Dave, > OK, here's output with both Thomas/Hugh's timing fix as well as the USB > snooping turned on. The disconnects still happen, but I did get some > good snoop output: > > Oct 3 16:01:59 nimitz kernel: [ 180.273883] usb usb7: opened by process 6485: hald-addon-usb- > Oct 3 16:01:59 nimitz kernel: [ 180.273894] usb usb7: usbdev_ioctl: CONNECTINFO > Oct 3 16:01:59 nimitz kernel: [ 180.273935] usb usb7: opened by process 6485: hald-addon-usb- > > grepping for hald: > dave@nimitz:~$ ps aux | grep hald > 111 6407 0.5 0.1 6340 4352 ? Ss 15:59 0:00 /usr/sbin/hald > root 6411 0.0 0.0 3348 1152 ? S 15:59 0:00 hald-runner > root 6485 0.1 0.0 2996 1140 ? S 15:59 0:00 hald-addon-usb-csr: listening on 'MX700 Optical Mouse' > ... > > If I kill off 'hald-addon-usb-csr', then the resets stop happening. the addon is for some weird handling of CSR based HID devices in their Bluetooth/USB HID proxy devices or so. Alan, that is the vendor request you saw. Don't ask me what exactly this one does. I really have no idea. Regards Marcel -- 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/