From owner-svn-src-stable@FreeBSD.ORG Tue Nov 17 12:23:17 2009 Return-Path: Delivered-To: svn-src-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C837E1065679; Tue, 17 Nov 2009 12:23:17 +0000 (UTC) (envelope-from flo@smeets.im) Received: from mail.solomo.de (mail.solomo.de [85.214.49.72]) by mx1.freebsd.org (Postfix) with ESMTP id 7DBC48FC15; Tue, 17 Nov 2009 12:23:17 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.solomo.de (Postfix) with ESMTP id D3CB43F696; Tue, 17 Nov 2009 13:06:05 +0100 (CET) X-Virus-Scanned: amavisd-new at vistream.de Received: from mail.solomo.de ([127.0.0.1]) by localhost (mail.solomo.de [127.0.0.1]) (amavisd-new, port 10024) with LMTP id AD5QjpdwNG0x; Tue, 17 Nov 2009 13:06:03 +0100 (CET) Received: from nibbler.vistream.local (relay3.vistream.de [87.139.10.28]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mail.solomo.de (Postfix) with ESMTPSA id A17033F68E; Tue, 17 Nov 2009 13:06:03 +0100 (CET) Message-ID: <4B0291AB.8090300@smeets.im> Date: Tue, 17 Nov 2009 13:06:03 +0100 From: Florian Smeets User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.1.5) Gecko/20091115 Shredder/3.0.1pre MIME-Version: 1.0 To: Andrew Thompson References: <200910292325.n9TNPrGq015678@svn.freebsd.org> In-Reply-To: <200910292325.n9TNPrGq015678@svn.freebsd.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: svn-src-stable@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, svn-src-stable-8@freebsd.org Subject: Re: svn commit: r198659 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/pci dev/usb/controller dev/xen/xenpci X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Nov 2009 12:23:17 -0000 On 10/30/09 12:25 AM, Andrew Thompson wrote: > Author: thompsa > Date: Thu Oct 29 23:25:52 2009 > New Revision: 198659 > URL: http://svn.freebsd.org/changeset/base/198659 > > Log: > MFC r198151 > > Workaround buggy BIOS code in USB regard. By doing the BIOS to OS handover for > all host controllers at the same time, we avoid problems where the BIOS will > actually write to the USB registers of all the USB host controllers every time > we handover one of them, and consequently reset the OS programmed values. > Hi, this commit causes some of my servers (all of the same type), to detect interrupt storms on irq11: interrupt storm detected on "irq11:"; throttling interrupt source and it does not stop logging these. flo@relay3:~ 6 > vmstat -i interrupt total rate irq0: clk 229846 990 irq4: uart0 596 2 irq5: sis0 2850 12 irq8: rtc 29595 127 irq11: sis3 115799 499 irq14: ata0 2071 8 Total 380757 1641 sis3 is not used and not even up. Setting sysctl hw.intr_storm_threshold to high values e.g. 10000 does not help. The kernels on these servers do not have usb compiled in at all, but it's enabled in the BIOS. Setting hw.pci.usb_early_takeover=0 "fixes" the problem. Is this expected? Cheers, Florian