From owner-freebsd-hackers Sun Feb 22 11:21:37 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id LAA27341 for freebsd-hackers-outgoing; Sun, 22 Feb 1998 11:21:37 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from sos.freebsd.dk (sos.freebsd.dk [195.8.129.33]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id LAA27327 for ; Sun, 22 Feb 1998 11:21:26 -0800 (PST) (envelope-from sos@sos.freebsd.dk) Received: (from sos@localhost) by sos.freebsd.dk (8.8.8/8.8.8) id UAA00386; Sun, 22 Feb 1998 20:20:25 +0100 (MET) (envelope-from sos) Message-Id: <199802221920.UAA00386@sos.freebsd.dk> Subject: Re: New SoftUpdates test kit In-Reply-To: <199802221804.LAA06017@narnia.plutotech.com> from "Justin T. Gibbs" at "Feb 22, 98 11:04:14 am" To: gibbs@narnia.plutotech.com (Justin T. Gibbs) Date: Sun, 22 Feb 1998 20:20:25 +0100 (MET) Cc: grog@lemis.com, hackers@FreeBSD.ORG From: Søren Schmidt Reply-to: sos@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL30 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In reply to Justin T. Gibbs who wrote: > > Mike, back to the discussion of policy. vinum needs some way to > > associate the buffer returned to the b_iodone function with its > > internal requests. CCD does this by including the buffer header in > > the internal request. The obvious alternative is to use one of > > b_driver[12] to point to the other information. The trouble is that > > scsi_strategy seems to use both of them. Consider a few > > possibilities: > > It has been discussed before that b_driver* should go away. The > CAM SCSI layer does not use these fields which means that the last > reference in our code is going away. Please don't add another > instance. It is used in the wfd driver too... -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Søren Schmidt (sos@FreeBSD.org) FreeBSD Core Team Even more code to hack -- will it ever end .. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message