Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261426AbVEDTeL (ORCPT ); Wed, 4 May 2005 15:34:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261434AbVEDTeL (ORCPT ); Wed, 4 May 2005 15:34:11 -0400 Received: from rproxy.gmail.com ([64.233.170.196]:10670 "EHLO rproxy.gmail.com") by vger.kernel.org with ESMTP id S261426AbVEDTeG convert rfc822-to-8bit (ORCPT ); Wed, 4 May 2005 15:34:06 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=VzCKumuLcMbPSuy92xlOfjcIKYT6GNbZDygvKVtOwtTzIn2lbQ9QQiXbxkwnCgyv+w6Mk5L/kMp66bLUix+6RehfUSAUgNMWW7aUds7RqB3tZtg473pjPrwMUA62HOOXHHXdNQLTw5nSkKvNghbYsnVVHWRR2Mgruk9Wg7Sw4NM= Message-ID: Date: Wed, 4 May 2005 14:34:05 -0500 From: Dmitry Torokhov Reply-To: dtor_core@ameritech.net To: "Valdis.Kletnieks@vt.edu" Subject: Re: A patch for the file kernel/fork.c Cc: =?ISO-8859-1?Q?Andr=E9_Pereira_de_Almeida?= , Chris Wedgwood , linux-kernel@vger.kernel.org In-Reply-To: <200505041911.j44JBhda022528@turing-police.cc.vt.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline References: <4278E03A.1000605@cachola.com.br> <20050504175457.GA31789@taniwha.stupidest.org> <427913E4.3070908@cachola.com.br> <200505041911.j44JBhda022528@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1330 Lines: 31 On 5/4/05, Valdis.Kletnieks@vt.edu wrote: > On Wed, 04 May 2005 15:26:44 -0300, =?ISO-8859-1?Q?Andr=E9_Pereira_de_Almeida?= said: > > > In a preemptible kernel with the serport module and a serial port try to > > run the following program: > > > and kill it. > > In my case it will hang the computer. I think this is a problem with the > > serport module. With this patch, the serial mouse stop working, but the > > computer don't hang. > > The fact that the mouse stops working is indicative that this patch doesn't > actually fix the problem, it's just pushing it around in the kernel - sooner > or later something *else* is going to go pear-shaped on the null *mm. The right > fix is to figure out why mm is bogus and fix that issue. > serport module is busted at the moment. Look here for the patch: http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.12-rc3/2.6.12-rc3-mm2/broken-out/serport-oops-fix.patch It should probably go into -stable but Vojtech seems to have disappeared... I think Fedora already picked it up. -- Dmitry - 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/