From owner-cvs-all@FreeBSD.ORG Mon Mar 7 18:43:28 2005 Return-Path: Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 13BC916A4CF for ; Mon, 7 Mar 2005 18:43:28 +0000 (GMT) Received: from mail21.sea5.speakeasy.net (mail21.sea5.speakeasy.net [69.17.117.23]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7751E43D46 for ; Mon, 7 Mar 2005 18:43:27 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: (qmail 29850 invoked from network); 7 Mar 2005 18:43:27 -0000 Received: from server.baldwin.cx ([216.27.160.63]) (envelope-sender )AES256-SHA encrypted SMTP for ; 7 Mar 2005 18:43:26 -0000 Received: from [10.50.40.202] (gw1.twc.weather.com [216.133.140.1]) (authenticated bits=0) by server.baldwin.cx (8.13.1/8.13.1) with ESMTP id j27IhKjY023186; Mon, 7 Mar 2005 13:43:22 -0500 (EST) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: David Xu Date: Mon, 7 Mar 2005 11:06:24 -0500 User-Agent: KMail/1.6.2 References: <200503042246.j24MkVv2015008@repoman.freebsd.org> In-Reply-To: <200503042246.j24MkVv2015008@repoman.freebsd.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200503071106.25190.jhb@FreeBSD.org> X-Spam-Status: No, score=-102.8 required=4.2 tests=ALL_TRUSTED, USER_IN_WHITELIST autolearn=failed version=3.0.2 X-Spam-Checker-Version: SpamAssassin 3.0.2 (2004-11-16) on server.baldwin.cx cc: cvs-src@FreeBSD.org cc: src-committers@FreeBSD.org cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/sys proc.h src/sys/kern kern_sig.c X-BeenThere: cvs-all@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the entire tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Mar 2005 18:43:28 -0000 On Friday 04 March 2005 05:46 pm, David Xu wrote: > davidxu 2005-03-04 22:46:31 UTC > > FreeBSD src repository > > Modified files: > sys/sys proc.h > sys/kern kern_sig.c > Log: > The td_waitset is pointing to a stack address when thread is waiting > for a signal, because kernel stack is swappable, this causes page fault > in kernel under heavy swapping case. Fix this bug by eliminating unneeded > code. Did you consider simply embedding a complete sigset_t as td_waitset in struct thread instead? Signal sets aren't very large. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org