Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757192AbXKFEMa (ORCPT ); Mon, 5 Nov 2007 23:12:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756011AbXKFEMV (ORCPT ); Mon, 5 Nov 2007 23:12:21 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:48744 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755778AbXKFEMT (ORCPT ); Mon, 5 Nov 2007 23:12:19 -0500 Date: Mon, 5 Nov 2007 20:11:26 -0800 From: Arjan van de Ven To: Tetsuo Handa Cc: linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, crispin@crispincowan.com Subject: Re: Problem with accessing namespace_sem from LSM. Message-ID: <20071105201126.6b58bbd1@laptopd505.fenrus.org> In-Reply-To: <200711060400.lA640fuE078356@www262.sakura.ne.jp> References: <200711060400.lA640fuE078356@www262.sakura.ne.jp> Organization: Intel X-Mailer: Claws Mail 3.0.2 (GTK+ 2.12.1; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 696 Lines: 21 On Tue, 06 Nov 2007 13:00:41 +0900 Tetsuo Handa wrote: > Hello. > > I found that accessing namespace_sem from security_inode_create() > causes lockdep warning when compiled with CONFIG_PROVE_LOCKING=y . > > sounds like you have an AB-BA deadlock... -- If you want to reach me at my work email, use arjan@linux.intel.com For development, discussion and tips for power savings, visit http://www.lesswatts.org - 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/