From owner-freebsd-current@FreeBSD.ORG Fri Aug 22 10:07:55 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 00CF316A4C1 for ; Fri, 22 Aug 2003 10:07:55 -0700 (PDT) Received: from mail.speakeasy.net (mail11.speakeasy.net [216.254.0.211]) by mx1.FreeBSD.org (Postfix) with ESMTP id 33AE243F93 for ; Fri, 22 Aug 2003 10:07:53 -0700 (PDT) (envelope-from jhb@FreeBSD.org) Received: (qmail 10139 invoked from network); 22 Aug 2003 17:07:52 -0000 Received: from unknown (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender )encrypted SMTP for ; 22 Aug 2003 17:07:52 -0000 Received: from laptop.baldwin.cx (gw1.twc.weather.com [216.133.140.1]) by server.baldwin.cx (8.12.9/8.12.9) with ESMTP id h7MH7n9s003902; Fri, 22 Aug 2003 13:07:50 -0400 (EDT) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.5.4 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <20030822005127.C2916@root.org> Date: Fri, 22 Aug 2003 13:08:13 -0400 (EDT) From: John Baldwin To: Nate Lawson cc: Bruce M Simpson cc: stable@freebsd.org cc: current@freebsd.org Subject: Re: HEADSUP: USB da(4) quirks disabled for 4.9 and 5.2 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Aug 2003 17:07:55 -0000 On 22-Aug-2003 Nate Lawson wrote: > On Fri, 22 Aug 2003, Bruce M Simpson wrote: >> On Fri, Aug 22, 2003 at 12:20:55AM -0700, Nate Lawson wrote: >> > If you have any of the devices listed below, please test with a recent >> > -stable or -current. They will stop working in 4.9 and 5.2 although old >> > behavior can _temporarily_ be enabled by adding "options DA_OLD_QUIRKS" to >> > your kernel config. If I don't hear from anyone, they'll be going away >> > permanently after the releases. >> >> The Y-E 'Flashbuster' floppy is a fairly common device. >> It is often sold with Sony Vaio notebooks. There is legacy BIOS boot >> support, but how will people use a fixit floppy once the kernel has booted? > > Sure it's common. But no one has mentioned that it really needs the > NO_SYNC_CACHE quirk. So unless I hear otherwise, I will assume it doesn't > need the quirk and it will continue to work fine. > > The problem is that a lot of these quirks were added with no documentation > and a cut/paste of both NO_6_BYTE and NO_SYNCHRONIZE_CACHE quirks even > though only one of them was needed. Now that no USB devices should > receive a 6 byte command, that only leaves the NO_SYNCHRONIZE_CACHE > quirks. I am temporarily disabling them to flush out which ones are > REALLY needed. They have been disabled since 2003/07/29 and 2003/08/07 > for -current and -stable, respectively. I have had 0 messages saying that > anything was broken by this. Check the umass(4) standard. The UFI USB transports does not support SYNC_CACHE. You should be able to pass that quirk back up to da(4) from umass(4) for all UFI devices just like you do with the NO_6 right now. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/