Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755731AbYFPMVf (ORCPT ); Mon, 16 Jun 2008 08:21:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752541AbYFPMV0 (ORCPT ); Mon, 16 Jun 2008 08:21:26 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:52930 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751511AbYFPMVZ (ORCPT ); Mon, 16 Jun 2008 08:21:25 -0400 Date: Mon, 16 Jun 2008 13:03:53 +0100 From: Alan Cox To: "Nameer Yarkon" Cc: linux-kernel@vger.kernel.org Subject: Re: Serial problem and request for guidance.. Message-ID: <20080616130353.1b80fdd0@lxorguk.ukuu.org.uk> In-Reply-To: References: X-Mailer: Claws Mail 3.4.0 (GTK+ 2.12.8; x86_64-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 827 Lines: 23 > Some of my serial rx data gets lost. Which hardware ? > further debug this. Assuming I see the data on the lines > using a hardware sniffer, but then I do not receive it > on the host, any idea how I can debug this ? If you are seeing most of it then I would imagine bytes are being lost possibly due to latency. Are you trying to do very high speeds, is this a USB device ? > Any hunch what it can be ? serial device misconfiguration ? > > Thank you and sorry for such a vague report > and minimal info... You need to be much more precise to get any useful recommendations -- 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/