From owner-freebsd-smp Mon Apr 30 15:19:36 2001 Delivered-To: freebsd-smp@freebsd.org Received: from meow.osd.bsdi.com (meow.osd.bsdi.com [204.216.28.88]) by hub.freebsd.org (Postfix) with ESMTP id 42A3837B422; Mon, 30 Apr 2001 15:19:33 -0700 (PDT) (envelope-from jhb@FreeBSD.org) Received: from laptop.baldwin.cx (john@jhb-laptop.osd.bsdi.com [204.216.28.241]) by meow.osd.bsdi.com (8.11.2/8.11.2) with ESMTP id f3UMJOG80255; Mon, 30 Apr 2001 15:19:24 -0700 (PDT) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <200104302210.PAA12613@usr01.primenet.com> Date: Mon, 30 Apr 2001 15:18:46 -0700 (PDT) From: John Baldwin To: Terry Lambert Subject: Re: Spontanous reboot of SMP system and FBSD 4.3 Cc: freebsd-smp@FreeBSD.org, freebsd-stable@FreeBSD.org, (Hartmann, O.) Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On 30-Apr-01 Terry Lambert wrote: > > On some of the Tyan Tiger boards I've fought withm the system > becomes extremely unstable because the invltlb() call after > switching to 4M pages is not correctly communicated to the I/O > APIC, and unless you have enough memory allocations to force all > 8 4M entries out, it can lose its mind, relative to the TLB of > one or more of the main CPUs. Ummm, what the heck are you talking about? The I/O APIC routes interrupts, it doesn't access memory. -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message