From owner-freebsd-arm@FreeBSD.ORG Thu Jul 9 16:46:03 2009 Return-Path: Delivered-To: freebsd-arm@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A06DE1065672; Thu, 9 Jul 2009 16:46:03 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe10.tele2.se [212.247.155.33]) by mx1.freebsd.org (Postfix) with ESMTP id D09278FC0A; Thu, 9 Jul 2009 16:46:02 +0000 (UTC) (envelope-from hselasky@c2i.net) X-Cloudmark-Score: 0.000000 [] X-Cloudmark-Analysis: v=1.0 c=1 a=Hrwt8fWgTlIA:10 a=MXw7gxVQKqGXY79tIT8aFQ==:17 a=6I5d2MoRAAAA:8 a=CB5tFlUBj5lX0kOYFHwA:9 a=lPvmI1w4oMshsF84DFMlSaN-tz0A:4 Received: from [62.113.132.61] (account mc467741@c2i.net HELO laptop.adsl.tele2.no) by mailfe10.swip.net (CommuniGate Pro SMTP 5.2.13) with ESMTPA id 1105609322; Thu, 09 Jul 2009 18:46:01 +0200 From: Hans Petter Selasky To: freebsd-usb@freebsd.org Date: Thu, 9 Jul 2009 18:45:39 +0200 User-Agent: KMail/1.11.4 (FreeBSD/8.0-BETA1; KDE/4.2.4; i386; ; ) References: <200906231035.43096.kosmo@semihalf.com> <200907091721.01272.kosmo@semihalf.com> <200907091834.42462.hselasky@c2i.net> In-Reply-To: <200907091834.42462.hselasky@c2i.net> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-2" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200907091845.40515.hselasky@c2i.net> Cc: freebsd-arm@freebsd.org, Piotr =?iso-8859-2?q?Zi=EAcik?= , thompsa@freebsd.org Subject: Re: CPU Cache and busdma usage in USB X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Jul 2009 16:46:04 -0000 On Thursday 09 July 2009 18:34:40 Hans Petter Selasky wrote: > > Full log with backtraces is here: > > http://people.freebsd.org/~raj/logs/usb-cache.log > > 1) My analysis: Only the data areas are being flushed/invalidated. I also see that the flushing/invalidating is being done correctly. --HPS