From owner-freebsd-hackers@FreeBSD.ORG Fri Sep 2 09:20:00 2005 Return-Path: X-Original-To: hackers@freebsd.org Delivered-To: freebsd-hackers@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 36E7516A41F; Fri, 2 Sep 2005 09:20:00 +0000 (GMT) (envelope-from rea@rea.mbslab.kiae.ru) Received: from rea.mbslab.kiae.ru (rea.mbslab.kiae.ru [144.206.177.25]) by mx1.FreeBSD.org (Postfix) with ESMTP id BC3FF43D45; Fri, 2 Sep 2005 09:19:59 +0000 (GMT) (envelope-from rea@rea.mbslab.kiae.ru) Received: from rea.mbslab.kiae.ru (localhost [127.0.0.1]) by rea.mbslab.kiae.ru (Postfix) with ESMTP id C57FCB8F0; Fri, 2 Sep 2005 13:19:57 +0400 (MSD) Received: by rea.mbslab.kiae.ru (Postfix, from userid 1000) id 31D9FBD6D; Thu, 1 Sep 2005 21:04:03 +0400 (MSD) Date: Thu, 1 Sep 2005 21:04:02 +0400 From: "Eygene A. Ryabinkin" To: Hans Petter Selasky Message-ID: <20050901170402.GA754@rea.mbslab.kiae.ru> References: <200508302009.aa99975@nowhere.iedowse.com> <200508312239.04897.hselasky@c2i.net> <20050901093733.GA915@rea.mbslab.kiae.ru> <200509011602.03079.hselasky@c2i.net> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Disposition: inline In-Reply-To: <200509011602.03079.hselasky@c2i.net> User-Agent: Mutt/1.5.9i X-AV-Checked: Yes! X-Mailman-Approved-At: Fri, 02 Sep 2005 12:21:11 +0000 Cc: hackers@freebsd.org, freebsd-usb@freebsd.org Subject: Re: Low umass performance with USB 2.0 ports X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Sep 2005 09:20:00 -0000 > > Oops, it seems that this patch also does not work as expected: after some > > time of playing with flash card and working with the system it started to > > stall as unpatched system, but it freezes the system -- even IP stack was > > frozen (I am using DEVICE_POLLING), so I were to remove the flash from the > > port -- system was unfrozen and continued to work. So something is still > > bad with the USB. I'll try to do some long testing with USB 1.1 -- maybe it > > will show the same behaviour after some more time. > > Do you mean my patch? Yes. And I've noticed the second, worst, thing: my cd-burner refused to burn anything using atapi-cam. I've not tested the native atapi (via burncd), because it is broken (at least with many new drives). After recompiling the clean 5.x kernel the problem gone. I don't have much time today to make experiments, but I'll try to check this issue once again. -- rea