From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762856AbXGFKmB (ORCPT ); Fri, 6 Jul 2007 06:42:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755300AbXGFKly (ORCPT ); Fri, 6 Jul 2007 06:41:54 -0400 Received: from crystal.sipsolutions.net ([195.210.38.204]:58450 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753803AbXGFKlx (ORCPT ); Fri, 6 Jul 2007 06:41:53 -0400 Subject: Re: [PATCH 1/2] workqueue: debug flushing deadlocks with lockdep From: Johannes Berg To: Oleg Nesterov Cc: Ingo Molnar , Andrew Morton , linux-kernel@vger.kernel.org, Peter Zijlstra In-Reply-To: <20070705145243.GA189@tv-sign.ru> References: <20070705110744.564273000@sipsolutions.net> <20070705110820.304578000@sipsolutions.net> <20070705143217.GA170@tv-sign.ru> <20070705144047.GA9548@elte.hu> <20070705145243.GA189@tv-sign.ru> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-BKopLc4shNQXFHQpx18+" Date: Fri, 06 Jul 2007 12:42:41 +0200 Message-Id: <1183718561.3818.93.camel@johannes.berg> Mime-Version: 1.0 X-Mailer: Evolution 2.10.2 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --=-BKopLc4shNQXFHQpx18+ Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Thu, 2007-07-05 at 18:52 +0400, Oleg Nesterov wrote: > So I agree with you, such recursion is indeed bad. Can we forbid this? > In that case this patch is even more perfect :) I haven't seen it complain in a few days so that probably means such usage is rather rare :) johannes --=-BKopLc4shNQXFHQpx18+ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iD8DBQBGjhyh/ETPhpq3jKURAtaXAKCPRHtGuRMDWEYp4ZqdwqJDD4UuNgCghcyL Dyjkah7DM6BNHwG4fjg0t1o= =kiFE -----END PGP SIGNATURE----- --=-BKopLc4shNQXFHQpx18+--