From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761547AbXHFDUq (ORCPT ); Sun, 5 Aug 2007 23:20:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752132AbXHFDUh (ORCPT ); Sun, 5 Aug 2007 23:20:37 -0400 Received: from e2.ny.us.ibm.com ([32.97.182.142]:33475 "EHLO e2.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752044AbXHFDUg (ORCPT ); Sun, 5 Aug 2007 23:20:36 -0400 Date: Sun, 5 Aug 2007 20:20:31 -0700 From: "Paul E. McKenney" To: Ingo Molnar Cc: Steven Rostedt , Thomas Gleixner , RT , LKML Subject: Re: [PATCH RT] put in a relatively high number for rcu read lock upper limit. Message-ID: <20070806032031.GE13916@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <1186289484.636.5.camel@localhost.localdomain> <1186290332.636.8.camel@localhost.localdomain> <20070805065948.GB515@elte.hu> <20070805150449.GA19418@linux.vnet.ibm.com> <1186328100.636.19.camel@localhost.localdomain> <20070805175310.GB3244@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070805175310.GB3244@elte.hu> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Aug 05, 2007 at 07:53:10PM +0200, Ingo Molnar wrote: > > * Steven Rostedt wrote: > > > Paul and Ingo, > > > > Should we just remove the upper limit check, or is something like this > > patch sound? > > i've changed the limit to 30 (the same depth limit is used by lockdep). > > beyond that we could get stack overflow, etc. Works for me! Thanx, Paul