From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarek Poplawski Subject: Re: tc related lockdep warning. Date: Mon, 25 Sep 2006 15:05:05 +0200 Message-ID: <20060925130505.GB1592@ff.dom.local> References: <1159188473.5301.68.camel@jzny2> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org, Dave Jones , davem@davemloft.net Return-path: Received: from mx10.go2.pl ([193.17.41.74]:32669 "EHLO poczta.o2.pl") by vger.kernel.org with ESMTP id S932079AbWIYNAv (ORCPT ); Mon, 25 Sep 2006 09:00:51 -0400 To: hadi@cyberus.ca Content-Disposition: inline In-Reply-To: <1159188473.5301.68.camel@jzny2> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 25-09-2006 14:47, jamal wrote: > On Mon, 2006-25-09 at 14:43 +0200, Jarek Poplawski wrote: > >> It's probably 2.6.18 and should change a little now (git4) but >> IMHO main problem stays: it looks tcf_act_police_locate in >> act_police.c was preempted in read_lock (tcf_police_lookup) >> - now the same is possible in tcf_hash_lookup. So maybe >> read_lock_bh will help? >> > > Yes, that looks plausible. Can you try making those changes and see if > the warning is gone? I hope you are asking Dave Jones... Jarek P.