From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756379AbZAFWgQ (ORCPT ); Tue, 6 Jan 2009 17:36:16 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757334AbZAFWR6 (ORCPT ); Tue, 6 Jan 2009 17:17:58 -0500 Received: from e6.ny.us.ibm.com ([32.97.182.146]:58878 "EHLO e6.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756509AbZAFWR5 (ORCPT ); Tue, 6 Jan 2009 17:17:57 -0500 Date: Tue, 6 Jan 2009 14:17:55 -0800 From: "Paul E. McKenney" To: Lai Jiangshan Cc: Manfred Spraul , linux-kernel@vger.kernel.org, akpm@linux-foundation.org Subject: Re: [RFC, PATCH] kernel/rcu: add kfree_rcu Message-ID: <20090106221755.GA19457@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <200901021159.n02BxDLg024728@mail.q-ag.de> <20090102185543.GE6842@linux.vnet.ibm.com> <49604E19.8040502@cn.fujitsu.com> <20090104194851.GM6958@linux.vnet.ibm.com> <496174EB.4030601@cn.fujitsu.com> <20090105044023.GC8080@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090105044023.GC8080@linux.vnet.ibm.com> User-Agent: Mutt/1.5.15+20070412 (2007-04-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jan 04, 2009 at 08:40:23PM -0800, Paul E. McKenney wrote: > On Mon, Jan 05, 2009 at 10:48:11AM +0800, Lai Jiangshan wrote: > > Paul E. McKenney wrote: > > > > > > In any case, I do apologize -- since I didn't see anything from you I > > > incorrectly assumed that you had given up on this patch. Please accept > > > my apologies! > > > > It's my fault. > > > > I'm a very low-yield developer. > > Well, I am certainly not the highest-yield developer around, and I have > probably put in at least 30,000 hours of programming over the past 35 > years, and probably half of those between 1981 and 1985. Of course, > a fair fraction of those hours were in languages and environments that > are pretty much irrelevant these days. Nevertheless, my guess is that > you need to invest about 10,000 hours to really master programming, which > works out to about five years at 40 hours per week of doing nothing but > designing, coding, and debugging. > > So please don't give up! Two more things: 1. I believe that reviewing code counts towards the 10,000 hours. Just in case you were curious. ;-) 2. To help prevent more collisions, I have posted a rough RCU to-do list at: http://www.kernel.org/pub/linux/kernel/people/paulmck/rcutodo.html. Thanx, Paul