Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762978AbWLKRWK (ORCPT ); Mon, 11 Dec 2006 12:22:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762977AbWLKRWK (ORCPT ); Mon, 11 Dec 2006 12:22:10 -0500 Received: from gateway-1237.mvista.com ([63.81.120.158]:1579 "EHLO gateway-1237.mvista.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762972AbWLKRWJ (ORCPT ); Mon, 11 Dec 2006 12:22:09 -0500 Message-ID: <457D93BE.6050307@mvista.com> Date: Mon, 11 Dec 2006 11:22:06 -0600 From: Corey Minyard User-Agent: Icedove 1.5.0.8 (X11/20061116) MIME-Version: 1.0 To: Alan Cc: Guennadi Liakhovetski , Tilman Schmidt , linux-serial@vger.kernel.org, Linux Kernel , Hansjoerg Lipp , Russell Doty Subject: Re: [PATCH] Add the ability to layer another driver over the serial driver References: <4533B8FB.5080108@mvista.com> <20061210201438.tilman@imap.cc> <457CB32A.2060804@mvista.com> <20061211102016.43e76da2@localhost.localdomain> <457D70A4.1000000@mvista.com> <20061211151943.2bbc720e@localhost.localdomain> <457D876B.9000508@mvista.com> <20061211171521.777eeff8@localhost.localdomain> In-Reply-To: <20061211171521.777eeff8@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 552 Lines: 15 Alan wrote: >> This is going to require some more thought. But I believe it can be >> done with adding a poll routine to the tty_operations structure >> > > What status do you need to poll ? > I need to poll for receive and transmit characters so I can do I/O during panics (interrupts disabled). - 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/