Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757951Ab0D3Tlb (ORCPT ); Fri, 30 Apr 2010 15:41:31 -0400 Received: from lennier.cc.vt.edu ([198.82.162.213]:56723 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754695Ab0D3TlY (ORCPT ); Fri, 30 Apr 2010 15:41:24 -0400 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Mathieu Desnoyers Cc: Ingo Molnar , "Paul E. McKenney" , linux-kernel@vger.kernel.org, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, josh@joshtriplett.org, dvhltc@us.ibm.com, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, eric.dumazet@gmail.com Subject: Re: [PATCH tip/core/urgent] fix several lockdep splats, allow multiple splats In-Reply-To: Your message of "Fri, 30 Apr 2010 11:33:34 EDT." <20100430153334.GA19672@Krystal> From: Valdis.Kletnieks@vt.edu References: <20100421200150.GA3818@linux.vnet.ibm.com> <20100430100749.GC14202@elte.hu> <20100430153334.GA19672@Krystal> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1272644205_4026P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Fri, 30 Apr 2010 12:16:45 -0400 Message-ID: <10035.1272644205@localhost> X-Mirapoint-Received-SPF: 128.173.14.107 localhost Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Info: (45) HELO_LOCALHOST X-Junkmail-Status: score=45/50, host=vivi.cc.vt.edu X-Junkmail-SD-Raw: score=unknown, refid=str=0001.0A020209.4BDB026E.01C0,ss=1,fgs=0, ip=0.0.0.0, so=2009-09-22 00:05:22, dmn=2009-09-10 00:05:08, mode=multiengine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1144 Lines: 32 --==_Exmh_1272644205_4026P Content-Type: text/plain; charset=us-ascii On Fri, 30 Apr 2010 11:33:34 EDT, Mathieu Desnoyers said: > I recommend creating a kernel command line parameter that would tweak > the number of messages printed by lockdep. The default would indeed by 1 > message, but people in a debugging marathon can specify a larger value > so they won't have to reboot between each individual lockdep error. Yeah, that would rock for development kernels - playing whack-a-mole with a half-dozen new lockdep whinges can easily stretch out for quite some time. --==_Exmh_1272644205_4026P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFL2wJtcC3lWbTT17ARAtgTAKCvJWe4IdjfLjp1nzQDe+S15USUOwCdGi/8 9q+05y+OVOYMTqf9Yo9jqEA= =vFvr -----END PGP SIGNATURE----- --==_Exmh_1272644205_4026P-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/