From owner-freebsd-stable@FreeBSD.ORG Mon Dec 4 17:03:16 2006 Return-Path: X-Original-To: stable@freebsd.org Delivered-To: freebsd-stable@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4066616A506; Mon, 4 Dec 2006 17:03:16 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (66-23-211-162.clients.speedfactory.net [66.23.211.162]) by mx1.FreeBSD.org (Postfix) with ESMTP id D0ECC43CFB; Mon, 4 Dec 2006 17:01:33 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from zion.baldwin.cx (zion.baldwin.cx [192.168.0.7]) (authenticated bits=0) by server.baldwin.cx (8.13.6/8.13.6) with ESMTP id kB4H1sk2040244; Mon, 4 Dec 2006 12:02:04 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: Hiroki Sato Date: Mon, 4 Dec 2006 12:00:27 -0500 User-Agent: KMail/1.9.4 References: <20061202.201139.35852412.hrs@allbsd.org> <4571BE11.4030009@samsco.org> <20061204.125553.133857290.hrs@allbsd.org> In-Reply-To: <20061204.125553.133857290.hrs@allbsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200612041200.27861.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (server.baldwin.cx [192.168.0.1]); Mon, 04 Dec 2006 12:02:05 -0500 (EST) X-Virus-Scanned: ClamAV 0.88.3/2276/Mon Dec 4 03:15:27 2006 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx Cc: lydianconcepts@gmail.com, stable@freebsd.org Subject: Re: strange behavior of ioapic on PDSME motherboard (was: LSI 53C1030/mpt(4) problem) 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: Mon, 04 Dec 2006 17:03:16 -0000 On Sunday 03 December 2006 22:55, Hiroki Sato wrote: > Hiroki Sato wrote > in <20061202.201139.35852412.hrs@allbsd.org>: > > hr> Recently I bought Intel Pentium D 945 (3.45GHz), Supermicro PDSME > hr> (Intel E7320), and LSI21320RB (PCI-X SCSI HBA using LSI 53C1030). I > hr> installed 6.2-RC1 to an old PATA HDD and attached it to the > hr> motherboard, and it worked fine. However, I installed 21320RB and > hr> made several SCSI HDDs attached, some strange problems occurred. > > It worked when I turned off ioapic and/or acpi. When acpi was > disabled, mpt seemed to work but em did not work due to the UP/DOWN > storm ("vmstat -i" did not display an irq for em0 at that time). > When ioapic was disabled, all devices worked with shared irqs. > > So, this is probably an ioapic's issue, not a mpt's, and PDSME > specific I guess. Sorry for the false alarm. > > John, are there any big changes of ioapic support between RELENG_6 > and CURRENT? I would like your comments to narrow down the cause. > The 7.0-CURRENT November snapshot could probe the mpt (as a very slow > device, though), and both em and mpt worked with acpi/ioapic enabled. > I had a look at the changes in sys/i386/i386, but I am not sure > if which is likely (or not)... There aren't any non-cosmetic changes in the apic code between 6.x and HEAD. -- John Baldwin