From owner-freebsd-hackers@FreeBSD.ORG Tue Jul 22 12:00:28 2003 Return-Path: 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 23D0E37B401 for ; Tue, 22 Jul 2003 12:00:28 -0700 (PDT) Received: from harmony.village.org (rover.bsdimp.com [204.144.255.66]) by mx1.FreeBSD.org (Postfix) with ESMTP id BD64543FA3 for ; Tue, 22 Jul 2003 12:00:25 -0700 (PDT) (envelope-from imp@bsdimp.com) Received: from localhost (warner@rover2.village.org [10.0.0.1]) by harmony.village.org (8.12.9/8.12.3) with ESMTP id h6MJ06FL051032; Tue, 22 Jul 2003 13:00:06 -0600 (MDT) (envelope-from imp@bsdimp.com) Date: Tue, 22 Jul 2003 12:59:58 -0600 (MDT) Message-Id: <20030722.125958.16680581.imp@bsdimp.com> To: ticso@cicely.de, ticso@cicely12.cicely.de From: "M. Warner Losh" In-Reply-To: <20030722123649.GM511@cicely12.cicely.de> References: <20030721130013.GI19386@cicely12.cicely.de> <200307220004.21883.Danovitsch@Vitsch.net> <20030722123649.GM511@cicely12.cicely.de> X-Mailer: Mew version 2.2 on Emacs 21.3 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit cc: Danovitsch@Vitsch.net cc: FreeBSD-Hackers@freebsd.org Subject: Re: differences in USB support between FreeBSD 4.x and 5.x ? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jul 2003 19:00:28 -0000 In message: <20030722123649.GM511@cicely12.cicely.de> Bernd Walter writes: : On Tue, Jul 22, 2003 at 12:04:21AM +0200, Daan Vreeken [PA4DAN] wrote: : > On Monday 21 July 2003 15:00, Bernd Walter wrote: : > > On Mon, Jul 21, 2003 at 09:18:42AM +0200, Marco Molteni wrote: : > > > [I sent the same message to usb-bsd@eleetbsd.org, but since that list : > > > seems not very active, I am asking here too] : > > > : > > > Hi all, : > > > : > > > the subject says it all. : > > > : > > > I am considering using FreeBSD for a robotics project, and I am : > > > thinking of using 4.x for stability. But, since we will probably use : > > > USB a lot, I am wondering if maybe 5.x is a better choice. : > > : > > I believe 4.x has all you need for your project. : > > If you really find a problem then the missing part can be MFC'ed. : > Both 4.x and 5.x have a pointer-bug in the ugen-driver causing memory to be : > overwritten outside a buffer when using isochronous transfers. I have sent a : > PR about this (with patch) back in April. : > **(: HINT HINT :) ** : > ( pr kern/51186 : http://www.FreeBSD.org/cgi/query-pr.cgi?pr=kern%2F51186 ) : : I'll take a look at this. I have some time in my schedule in a few weeks to look at USB issues, so if you don't beat me to it, I'll look then. My first look at the patch suggests it is correct. Warner