Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760698AbYHHUub (ORCPT ); Fri, 8 Aug 2008 16:50:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753612AbYHHUuX (ORCPT ); Fri, 8 Aug 2008 16:50:23 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.124]:58562 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752930AbYHHUuW (ORCPT ); Fri, 8 Aug 2008 16:50:22 -0400 Date: Fri, 8 Aug 2008 16:50:19 -0400 (EDT) From: Steven Rostedt X-X-Sender: rostedt@gandalf.stny.rr.com To: Peter Zijlstra cc: paulmck@linux.vnet.ibm.com, Andrew Morton , torvalds@linux-foundation.org, mingo@elte.hu, tglx@linutronix.de, marcin.slusarz@gmail.com, linux-kernel@vger.kernel.org, davem@davemloft.net Subject: Re: [PATCH] printk: robustify printk In-Reply-To: <1218227859.29098.24.camel@lappy.programming.kicks-ass.net> Message-ID: References: <1218202249.8625.106.camel@twins> <1218215454.8625.133.camel@twins> <1218217257.29098.2.camel@lappy.programming.kicks-ass.net> <1218219269.29098.5.camel@lappy.programming.kicks-ass.net> <20080808121428.646a8b3c.akpm@linux-foundation.org> <1218223269.29098.12.camel@lappy.programming.kicks-ass.net> <20080808123747.0db1c5dd.akpm@linux-foundation.org> <20080808203241.GH6760@linux.vnet.ibm.com> <1218227859.29098.24.camel@lappy.programming.kicks-ass.net> User-Agent: Alpine 1.10 (DEB 962 2008-03-14) 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-Length: 786 Lines: 24 On Fri, 8 Aug 2008, Peter Zijlstra wrote: > On Fri, 2008-08-08 at 13:32 -0700, Paul E. McKenney wrote: > > > How about if I instead add comments warning people not to put printk() > > in the relevant RCU-implementation code? That way I can be not only lazy, > > but cowardly as well! ;-) > > Well, it does spoil the party a little, we are now trading one deadlock > for another :-/ Yeah, but only Paul and his clones would need printks in preempt RCU. The rest of us mortals now have the rest of the kernel to play with. -- Steve -- 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/