From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759940AbZCWUdL (ORCPT ); Mon, 23 Mar 2009 16:33:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756313AbZCWUcz (ORCPT ); Mon, 23 Mar 2009 16:32:55 -0400 Received: from viefep18-int.chello.at ([62.179.121.38]:55553 "EHLO viefep18-int.chello.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753602AbZCWUcz (ORCPT ); Mon, 23 Mar 2009 16:32:55 -0400 X-SourceIP: 213.93.53.227 Subject: Re: [PATCH] degrade severity of lockdep printk From: Peter Zijlstra To: Kyle McMartin Cc: Ingo Molnar , mingo@redhat.com, linux-kernel@vger.kernel.org In-Reply-To: <20090323202831.GC19208@bombadil.infradead.org> References: <20090323201628.GB19208@bombadil.infradead.org> <20090323202054.GA6395@elte.hu> <20090323202831.GC19208@bombadil.infradead.org> Content-Type: text/plain Date: Mon, 23 Mar 2009 21:32:35 +0100 Message-Id: <1237840355.24918.80.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.26.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2009-03-23 at 16:28 -0400, Kyle McMartin wrote: > On Mon, Mar 23, 2009 at 09:20:54PM +0100, Ingo Molnar wrote: > > > > Please report it in that case and get us to increase the limit. > > > > https://bugzilla.redhat.com/show_bug.cgi?id=489563 > > Although I don't really see how this can be particularly fixed, since > any workload that allocates a struct with a lock, initializes, and then > eventually frees it a whole bunch of times will run out of lock_lists > won't it? Not if the lock init site doesn't change. Modules are the big exception, cycling modules will run you out of lockdep space..