From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarek Poplawski Subject: Re: [Bug 10238] Re: [PATCH] Re: netconsole still hangs Date: Tue, 18 Mar 2008 23:47:29 +0100 Message-ID: <20080318224729.GA2760@ami.dom.local> References: <20080318015006.3f0efb8e.akpm@linux-foundation.org> <20080318210542.GA2764@ami.dom.local> <20080318144742.83f544f9.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: davem@davemloft.net, shemminger@linux-foundation.org, netdev@vger.kernel.org, rjw@sisk.pl, bugme-daemon@bugzilla.kernel.org To: Andrew Morton Return-path: Received: from fk-out-0910.google.com ([209.85.128.191]:53098 "EHLO fk-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S939430AbYCSV6f (ORCPT ); Wed, 19 Mar 2008 17:58:35 -0400 Received: by fk-out-0910.google.com with SMTP id 19so753142fkr.5 for ; Wed, 19 Mar 2008 14:58:32 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20080318144742.83f544f9.akpm@linux-foundation.org> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, Mar 18, 2008 at 02:47:42PM -0700, Andrew Morton wrote: > On Tue, 18 Mar 2008 22:05:42 +0100 > Jarek Poplawski wrote: ... > > IMHO, after the below patch to sched.c you can't compare netconsole to > > 2.6.24 with this sysrq-trigger test; any bugs found with this could be ... > hm. ... > So right now it's cannot-reproduce. I'll try things on the other machine > this evening. > > I dunno why the sched.c change causes your sysrq-T operation to fail. Can > you provide more details please? ...hmm... Doesn't sysrq-t trigger this sched.c function? Anyway... My first tests seemed to hang the box with syslog only. Now I can't repeat it neither with syslog nor netconsole... So, this patch is a bad hit or it's really about timing. Jarek P.