Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760837AbXFVXcc (ORCPT ); Fri, 22 Jun 2007 19:32:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756042AbXFVXcL (ORCPT ); Fri, 22 Jun 2007 19:32:11 -0400 Received: from homer.mvista.com ([63.81.120.158]:56445 "EHLO gateway-1237.mvista.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1753753AbXFVXcJ (ORCPT ); Fri, 22 Jun 2007 19:32:09 -0400 Subject: Re: [RFC PATCH 0/6] Convert all tasklets to workqueues From: Daniel Walker To: Ingo Molnar Cc: david@lang.hm, Linus Torvalds , Steven Rostedt , LKML , Andrew Morton , Thomas Gleixner , Christoph Hellwig , john stultz , Oleg Nesterov , "Paul E. McKenney" , Dipankar Sarma , "David S. Miller" , matthew.wilcox@hp.com, kuznet@ms2.inr.ac.ru In-Reply-To: <20070622224455.GA32742@elte.hu> References: <20070622040014.234651401@goodmis.org> <20070622204058.GA11777@elte.hu> <1182549202.3228.78.camel@dhcp193.mvista.com> <1182550533.3228.87.camel@dhcp193.mvista.com> <20070622224455.GA32742@elte.hu> Content-Type: text/plain Date: Fri, 22 Jun 2007 16:28:06 -0700 Message-Id: <1182554887.3228.142.camel@dhcp193.mvista.com> Mime-Version: 1.0 X-Mailer: Evolution 2.10.2 (2.10.2-2.fc7) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1621 Lines: 37 On Sat, 2007-06-23 at 00:44 +0200, Ingo Molnar wrote: > * Daniel Walker wrote: > > > > remember, these changes have been in use in -rt for a while. there's > > > reason to believe that they aren't going to cause drastic problems. > > > > Since I've been working with -rt (~2 years now I think) it's clear > > that the number of testers of the patch isn't all that high compared > > to the stable kernel . [...] > > You havent been watching it too closely i guess :-) The -rt kernel often > pops up regressions before mainline does, especially when it comes to > arcane hardware often used by embedded vendors [ =B-) ]. It even > triggers certain high-end scalability and race bugs before the mainline > kernel does, due to its unique scheduling behavior. Don't assume anything Ingo ;) > So yes, -rt obviously does not have as wide of a tester basis as the > mainline kernel (but it's by no means small), it nevertheless has a > tester base that is partly orthogonal to the mainline kernel. > > Furthermore, -rt has a wide enough tester base for it to know that if > something has not caused problems in it for years is certainly at least > a good indicator that something isnt going to cause drastic problems ... > which was the point to begin with. As I said, it's a plus but not a silver bullet ? Are you saying I was wrong ? Daniel - 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/