Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758523AbXJCOb6 (ORCPT ); Wed, 3 Oct 2007 10:31:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754777AbXJCObu (ORCPT ); Wed, 3 Oct 2007 10:31:50 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:38740 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753937AbXJCObt (ORCPT ); Wed, 3 Oct 2007 10:31:49 -0400 Subject: Re: [TOMOYO 05/15](repost) Domain transition handler functions. From: Peter Zijlstra To: Tetsuo Handa Cc: kaigai@kaigai.gr.jp, jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, chrisw@sous-sol.org In-Reply-To: <200710032326.FJF32915.OQOOHLMtFSFJFV@I-love.SAKURA.ne.jp> References: <200710032204.DFF51552.OFOSOFMVQtHLJF@I-love.SAKURA.ne.jp> <470395B3.2020904@kaigai.gr.jp> <200710032259.HJF90663.OFMLOJtQHOFVSF@I-love.SAKURA.ne.jp> <1191420442.5599.12.camel@lappy> <200710032326.FJF32915.OQOOHLMtFSFJFV@I-love.SAKURA.ne.jp> Content-Type: text/plain Date: Wed, 03 Oct 2007 16:26:04 +0200 Message-Id: <1191421564.5599.14.camel@lappy> Mime-Version: 1.0 X-Mailer: Evolution 2.12.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 776 Lines: 17 On Wed, 2007-10-03 at 23:26 +0900, Tetsuo Handa wrote: > Peter Zijlstra wrote: > > Also, how do you avoid referencing dead data with your sll? I haven't > > actually looked at your patches, but the simple scheme you outlined > > didn't handle the iteration + concurrent removal scenario: > Regarding my singly-linked list, no entries are removed from the list. It's append only (like CD-R media). > I set is_deleted flag of a entry instead of removing the entry from the list. sounds like a might fine memory leak / dos attack. - 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/