Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261265AbTE1WVz (ORCPT ); Wed, 28 May 2003 18:21:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261280AbTE1WVz (ORCPT ); Wed, 28 May 2003 18:21:55 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:25812 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S261265AbTE1WVx (ORCPT ); Wed, 28 May 2003 18:21:53 -0400 Subject: RE: [BUGS] 2.5.69 syncppp From: Alan Cox To: Paul Fulghum Cc: Andrew Morton , Linux Kernel Mailing List In-Reply-To: <1054157063.2279.2.camel@diemos> References: <1053970962.16694.17.camel@dhcp22.swansea.linux.org.uk> <1054157063.2279.2.camel@diemos> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1054157825.20725.42.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 28 May 2003 22:37:06 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 580 Lines: 14 On Mer, 2003-05-28 at 22:24, Paul Fulghum wrote: > The spinlock in cp_timeout() does not synchronize > with input from sppp_input(), but *does* synchronize > with sppp_keepalive() which is run off another timer. In which case you can also use the del_timer return to do a del_timer_sync/add_timer based protection in some situations - 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/