From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764710AbXGZKOe (ORCPT ); Thu, 26 Jul 2007 06:14:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755247AbXGZKOX (ORCPT ); Thu, 26 Jul 2007 06:14:23 -0400 Received: from smtp2.linux-foundation.org ([207.189.120.14]:44181 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753054AbXGZKOW (ORCPT ); Thu, 26 Jul 2007 06:14:22 -0400 Date: Thu, 26 Jul 2007 03:14:06 -0700 From: Andrew Morton To: Andi Kleen Cc: "Masoud Sharbiani" , "Kirill Korotaev" , linux-kernel@vger.kernel.org Subject: Re: i386-show-unhandled-signals-v3 Message-Id: <20070726031406.3866ddc5.akpm@linux-foundation.org> In-Reply-To: <200707261146.23886.ak@suse.de> References: <20070718154759.GA26425@google.com> <4517d1380707251407v178068baxcc76a86f8337cc27@mail.gmail.com> <20070725162528.7d485ff8.akpm@linux-foundation.org> <200707261146.23886.ak@suse.de> X-Mailer: Sylpheed 2.4.1 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 26 Jul 2007 11:46:23 +0200 Andi Kleen wrote: > > > Look: if there's a way in which an unprivileged user can trigger a printk > > we fix it, end of story. > > I'm firmly against disabling it on x86-64 by default. We know you are, and the consensus and past practice disagree with you, as you well know. > The printks are extremly > useful and have found many bugs in the past. So you turn it on if your applications are playing up. bfd. Still waiting for your report of all the other means by which unpriviliged users can spam the logs, btw. Of course, your attitude here makes a mockery of all our other care and effort in this area.