From owner-freebsd-smp Tue Mar 25 0:14:52 2003 Delivered-To: freebsd-smp@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 503D937B401 for ; Tue, 25 Mar 2003 00:14:50 -0800 (PST) Received: from anubis.slipstreaminteractive.com (anubis.slipstreaminteractive.com [213.52.163.122]) by mx1.FreeBSD.org (Postfix) with ESMTP id 61BC843FD7 for ; Tue, 25 Mar 2003 00:14:49 -0800 (PST) (envelope-from andrewt@slipstreaminteractive.com) Received: from TRIPOLI (unknown [80.177.132.118]) by anubis.slipstreaminteractive.com (Postfix) with ESMTP id 827CD525 for ; Tue, 25 Mar 2003 08:15:30 +0000 (GMT) From: "andrewt" To: Subject: RE: HTT option in GENERIC template? Date: Tue, 25 Mar 2003 08:14:59 -0000 Message-ID: <003001c2f2a6$a0eee960$7684b150@TRIPOLI> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4024 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 In-Reply-To: Importance: Normal X-Spam-Status: No, hits=-12.4 required=5.0 tests=IN_REP_TO,ORIGINAL_MESSAGE,PATCH_UNIFIED_DIFF autolearn=ham version=2.50 X-Spam-Level: X-Spam-Checker-Version: SpamAssassin 2.50 (1.173-2003-02-20-exp) Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org And preferably an UPDATING entry that not having this option may break SMP on some machines (DL380G3 Proliants at least), as this caught me out installing 4.8-RC. Now working with options HTT. Regards, Andrew -----Original Message----- From: owner-freebsd-smp@FreeBSD.ORG [mailto:owner-freebsd-smp@FreeBSD.ORG] On Behalf Of Cagle, John (ISS-Houston) Sent: 25 March 2003 06:29 To: freebsd-smp@freebsd.org Subject: HTT option in GENERIC template? I'd like to recommend the following simple patch be checked in for the GENERIC config file for 4.8. This should reduce user confusion about enabling hyperthreading: RCS file: /usr/ncvs/src/sys/i386/conf/GENERIC,v retrieving revision 1.246.2.51 diff -u -r1.246.2.51 GENERIC --- GENERIC 28 Feb 2003 15:53:37 -0000 1.246.2.51 +++ GENERIC 25 Mar 2003 06:20:27 -0000 @@ -64,6 +64,9 @@ #options SMP # Symmetric MultiProcessor Kernel #options APIC_IO # Symmetric (APIC) I/O +# To make a Hyperthreading kernel, use SMP, APIC_IO and HTT +#options HTT # Enable Hyperthreading + device isa device eisa device pci Regards, John To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message