From owner-freebsd-stable@FreeBSD.ORG Sat Dec 31 20:03:00 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9FEEF106566B for ; Sat, 31 Dec 2011 20:03:00 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-vx0-f182.google.com (mail-vx0-f182.google.com [209.85.220.182]) by mx1.freebsd.org (Postfix) with ESMTP id 50F288FC1D for ; Sat, 31 Dec 2011 20:03:00 +0000 (UTC) Received: by vcbfk1 with SMTP id fk1so20067102vcb.13 for ; Sat, 31 Dec 2011 12:02:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=vT1k/NLnJezGmw5+vZx3KZ8LNv1LekovJ4eGnQ+J5LM=; b=V/sg+lQXmCuRV+xQvc78vs1N28tRJrOxpYC3ZQ6pXdsbJrxhLbb+AOW1KGtuFURdyP Kb2zwuXHbsrCa1w5x97xrR/JfXa020/7kFTB3KkdPW0KsJF2XSwqHWTVsAkbjc8RwkGj kayefpc4Fps+CYs0CLfPTUHpDj6kmNcOfHLog= MIME-Version: 1.0 Received: by 10.220.153.134 with SMTP id k6mr25154200vcw.23.1325361779744; Sat, 31 Dec 2011 12:02:59 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.52.36.5 with HTTP; Sat, 31 Dec 2011 12:02:59 -0800 (PST) In-Reply-To: References: <1C1E4950-FEAF-48DB-9F38-2408245E16EF@airwired.net> <20111231175714.GA48840@icarus.home.lan> Date: Sat, 31 Dec 2011 12:02:59 -0800 X-Google-Sender-Auth: TtZfxCkuSzAuywG-Tnm9AaPE8OY Message-ID: From: Adrian Chadd To: Dan Allen Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: Garrett Cooper , List FreeBSD-STABLE Mailing , Jeremy Chadwick Subject: Re: ACPI broke going from 8 to 9 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 31 Dec 2011 20:03:00 -0000 On 31 December 2011 11:41, Dan Allen wrote: > My Toshiba Satellite U205 used to work great with RELENG_7, but the boot = code of RELENG_8 will not recognize the 2nd core of my Core Duo (not Core 2= Duo) processor. =A0Nobody seems to care as few machines have Core Duo, or = few people use this era of Toshiba BIOS, or whatever. .. and if this is a problem, a boot -v from both releng_7 and releng_8 would be a good starting point. Surely detecting the CPU cores would be an easy thing to get right. Also, it may be a hyperthread CPU "thing" - I recall some changes in the releng_8 timeframe because of security vulnerabilities with classic hyperthreading and you have to do something to enable it again. Adrian