From owner-freebsd-questions@FreeBSD.ORG Thu May 13 17:36:45 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EDF9B106566B for ; Thu, 13 May 2010 17:36:45 +0000 (UTC) (envelope-from cswiger@mac.com) Received: from asmtpout029.mac.com (asmtpout029.mac.com [17.148.16.104]) by mx1.freebsd.org (Postfix) with ESMTP id D5C0F8FC14 for ; Thu, 13 May 2010 17:36:45 +0000 (UTC) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=us-ascii Received: from cswiger1.apple.com ([17.209.4.71]) by asmtp029.mac.com (Sun Java(tm) System Messaging Server 6.3-8.01 (built Dec 16 2008; 32bit)) with ESMTPSA id <0L2D00GUXCWXF520@asmtp029.mac.com> for freebsd-questions@freebsd.org; Thu, 13 May 2010 10:36:34 -0700 (PDT) X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 ipscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx engine=6.0.2-1004200000 definitions=main-1005130111 X-Proofpoint-Virus-Version: vendor=fsecure engine=1.12.8161:2.4.5,1.2.40,4.0.166 definitions=2010-05-13_02:2010-02-06, 2010-05-13, 2010-05-13 signatures=0 From: Chuck Swiger In-reply-to: <917015.50604.qm@web113607.mail.gq1.yahoo.com> Date: Thu, 13 May 2010 10:36:33 -0700 Message-id: References: <917015.50604.qm@web113607.mail.gq1.yahoo.com> To: Heshmat Ismail X-Mailer: Apple Mail (2.1078) Cc: freebsd-questions@freebsd.org Subject: Re: startx couldn't create cookie with custom kernel X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 May 2010 17:36:46 -0000 Hi-- On May 13, 2010, at 9:34 AM, Heshmat Ismail wrote: > -cpu I486_CPU > -cpu I586_CPU > +#cpu I486_CPU > +#cpu I586_CPU > cpu I686_CPU You don't really want to disable these. There are some kernel optimizations which are only enabled if I586_CPU is set, and are not enabled even if I686_CPU is set. In particular, look at i386/i386/support.s.... Regards, -- -Chuck