Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967936Ab0B0IDc (ORCPT ); Sat, 27 Feb 2010 03:03:32 -0500 Received: from perec.tyrell.hu ([66.197.149.104]:50422 "EHLO perec.tyrell.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967911Ab0B0IDb (ORCPT ); Sat, 27 Feb 2010 03:03:31 -0500 Message-ID: <4B88D1CF.3040805@maroy.hu> Date: Sat, 27 Feb 2010 09:03:27 +0100 From: =?ISO-8859-1?Q?=C1kos_Mar=F3y?= User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: Edward Shao CC: Alan Stern , "Rafael J. Wysocki" , Kernel development list , Greg KH , USB list Subject: Re: pm_op(): usb_dev_suspend+0x0/0x10 returns -2 on USB device 8087:0020 References: <4B85A9D3.6060709@maroy.hu> In-Reply-To: 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: 621 Lines: 19 Edward, > the whole system freezes for about 5 seconds or more? > I meet a very similar issue before on HP Envy 15 laptop when I plugged > usb device on xhci port. > My problem was BIOS still controlled xhci host controller. > Maybe you can try this patch. > http://markmail.org/message/vqcbzks4gnbrlir3 thanks, indeed, this seems to have solved the freezing issue! Akos -- 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/