Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760180AbYFRALE (ORCPT ); Tue, 17 Jun 2008 20:11:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756775AbYFRAKv (ORCPT ); Tue, 17 Jun 2008 20:10:51 -0400 Received: from einhorn.in-berlin.de ([192.109.42.8]:36897 "EHLO einhorn.in-berlin.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756129AbYFRAKv (ORCPT ); Tue, 17 Jun 2008 20:10:51 -0400 X-Envelope-From: stefanr@s5r6.in-berlin.de Message-ID: <48585282.4020508@s5r6.in-berlin.de> Date: Wed, 18 Jun 2008 02:10:42 +0200 From: Stefan Richter User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.13) Gecko/20080614 SeaMonkey/1.1.9 MIME-Version: 1.0 To: Johannes Stezenbach CC: Tim Bird , Josh Boyer , =?ISO-8859-1?Q?J=F6rn_Engel?= , linux-embedded , linux kernel Subject: Re: Recommendation for activating a deferred module init in the kernel References: <48580116.9070504@am.sony.com> <20080617190750.GA31224@logfs.org> <485815F6.20507@am.sony.com> <485816B3.3080800@am.sony.com> <20080617202318.GC31224@logfs.org> <20080617163516.2be96400@vader.jdub.homelinux.org> <48583F3B.1090705@s5r6.in-berlin.de> <20080618000306.GA25466@linuxtv.org> In-Reply-To: <20080618000306.GA25466@linuxtv.org> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 796 Lines: 19 Johannes Stezenbach wrote: > I think the USB bus enumeration can take significant time: > recognize a device is connected, turn on bus power, try > to read descriptors (bus powered devices might be slow to > respond after power up). And this will happen even with > drivers_autoprobe == 0, right? Probably... I don't know which particular steps happen in the USB core before upper layer drivers are bound. Not binding the [eou]hci-hcd PCI driver would certainly be more effective. -- Stefan Richter -=====-==--- -==- =--=- http://arcgraph.de/sr/ -- 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/