Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756027AbYLWEt6 (ORCPT ); Mon, 22 Dec 2008 23:49:58 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754844AbYLWEtr (ORCPT ); Mon, 22 Dec 2008 23:49:47 -0500 Received: from kroah.org ([198.145.64.141]:44951 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754833AbYLWEtq (ORCPT ); Mon, 22 Dec 2008 23:49:46 -0500 Date: Mon, 22 Dec 2008 20:37:14 -0800 From: Greg KH To: Wu Fengguang Cc: linux-usb@vger.kernel.org, LKML Subject: Re: cannot reliably detect USB device Message-ID: <20081223043714.GH1928@kroah.com> References: <20081222084249.GA5845@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081222084249.GA5845@localhost> User-Agent: Mutt/1.5.16 (2007-06-09) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 602 Lines: 17 On Mon, Dec 22, 2008 at 04:42:49PM +0800, Wu Fengguang wrote: > Hi Greg, > > I have a pl2303 USB-RS232 converter that cannot be reliably detected. Faulty hardware? Flaky cables? Bad connections? If this is reproducable for the same device on multiple machines, I'd just go buy a new device :) Other than that, sorry, I don't have any ideas. 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/