Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261325AbTHXWDb (ORCPT ); Sun, 24 Aug 2003 18:03:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261327AbTHXWDb (ORCPT ); Sun, 24 Aug 2003 18:03:31 -0400 Received: from ppp-217-133-42-200.cust-adsl.tiscali.it ([217.133.42.200]:38795 "EHLO dualathlon.random") by vger.kernel.org with ESMTP id S261325AbTHXWDa (ORCPT ); Sun, 24 Aug 2003 18:03:30 -0400 Date: Mon, 25 Aug 2003 00:03:57 +0200 From: Andrea Arcangeli To: TeJun Huh Cc: Stephan von Krawczynski , manfred@colorfullife.com, linux-kernel@vger.kernel.org, zwane@linuxpower.ca Subject: Re: Possible race condition in i386 global_irq_lock handling. Message-ID: <20030824220357.GF1460@dualathlon.random> References: <3F44FAF3.8020707@colorfullife.com> <20030821172721.GI29612@dualathlon.random> <20030821234824.37497c08.skraw@ithnet.com> <20030822011840.GA14540@atj.dyndns.org> <20030822162546.GQ29612@dualathlon.random> <20030824030651.GA13292@atj.dyndns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030824030651.GA13292@atj.dyndns.org> User-Agent: Mutt/1.4i X-GPG-Key: 1024D/68B9CB43 13D9 8355 295F 4823 7C49 C012 DFA1 686E 68B9 CB43 X-PGP-Key: 1024R/CB4660B9 CC A0 71 81 F4 A0 63 AC C0 4B 81 1D 8C 15 C8 E5 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 529 Lines: 16 On Sun, Aug 24, 2003 at 12:06:51PM +0900, TeJun Huh wrote: > As now I know that test_and_set_bit() implies memory barrier, > smb_mb__after_clear_bit() can be removed. I'll make and post a patch ;) right > which fixes this race and the bh race of the other thread. thanks, Andrea - 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/