Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754614Ab0G1N41 (ORCPT ); Wed, 28 Jul 2010 09:56:27 -0400 Received: from kroah.org ([198.145.64.141]:47192 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754418Ab0G1N4Q (ORCPT ); Wed, 28 Jul 2010 09:56:16 -0400 Date: Wed, 28 Jul 2010 06:56:25 -0700 From: Greg KH To: Ming Lei Cc: linux-kernel@vger.kernel.org, linux-usb Subject: Re: BUG: 'Unknown symbol in module' happens after reloading ehci-hcd module Message-ID: <20100728135625.GA12916@kroah.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 778 Lines: 26 On Wed, Jul 28, 2010 at 03:33:30PM +0800, Ming Lei wrote: > 2010/7/28 Ming Lei : > > Hi, > > > > 'Unknown symbol in module' ?happens after the actions below: > > > > ? ? ? ? rmmod ehci-hcd > > ? ? ? ? modprobe ehci-hcd > > > > The issue is caused by returning failure of debugfs_create_dir, and > which may be fixed by replacing debugfs_remove with > debugfs_remove_recursive in ehci_hcd_cleanup. Or we can properly clean up all of the files, right? Care to send a patch to resolve this? thanks, greg k-h -- 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/