Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756837AbZAXPNU (ORCPT ); Sat, 24 Jan 2009 10:13:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750848AbZAXPNL (ORCPT ); Sat, 24 Jan 2009 10:13:11 -0500 Received: from mx2.redhat.com ([66.187.237.31]:33898 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750797AbZAXPNK (ORCPT ); Sat, 24 Jan 2009 10:13:10 -0500 Date: Sat, 24 Jan 2009 09:12:39 -0600 From: Clark Williams To: Alan Cox Cc: Andrew Walrond , linux-kernel@vger.kernel.org Subject: Re: serial8250 madness Message-ID: <20090124091239.7bdf45a2@torg> In-Reply-To: <20090123180033.3e67f542@lxorguk.ukuu.org.uk> References: <497A0164.90409@walrond.org> <20090123180033.3e67f542@lxorguk.ukuu.org.uk> Organization: Red Hat, Inc Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by alpha id n0OFDQwM018277 Content-Length: 1372 Lines: 40 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Fri, 23 Jan 2009 18:00:33 +0000 Alan Cox wrote: > > The big outstanding bug I know about is the incompatibility between the > PnP 8250 drivers and serial console - that may be your machine C case. > That one is rather hard to fix so on the long rather than short term hit > list. > > Alan I spend a few days trying to figure out a panic in the uart driver that turned out to be this issue. Would it make sense to add the following? diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 579d63a..35acc6b 100644 - --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -91,7 +91,7 @@ config SERIAL_8250_PCI config SERIAL_8250_PNP tristate "8250/16550 PNP device support" if EMBEDDED - - depends on SERIAL_8250 && PNP + depends on SERIAL_8250 && PNP && ! SERIAL_8250_CONSOLE default SERIAL_8250 help This builds standard PNP serial support. You may be able to Clark -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.10 (GNU/Linux) iEYEARECAAYFAkl7L/MACgkQHyuj/+TTEp21NACgpQI89LMX5ZtJbVlMcpa9A/I0 6JkAoIa5Nwt4mvm6UJGzGkoUGKOCzn5V =YUtB -----END PGP SIGNATURE----- ????{.n?+???????+%?????ݶ??w??{.n?+????{??G?????{ay?ʇڙ?,j??f???h?????????z_??(?階?ݢj"???m??????G????????????&???~???iO???z??v?^?m???? ????????I?