From owner-freebsd-arch Sun Mar 2 10:58: 4 2003 Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 19ED637B401 for ; Sun, 2 Mar 2003 10:58:03 -0800 (PST) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8E72143FD7 for ; Sun, 2 Mar 2003 10:58:02 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost [127.0.0.1]) by troutmask.apl.washington.edu (8.12.7/8.12.7) with ESMTP id h22Iw2So036193; Sun, 2 Mar 2003 10:58:02 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.12.7/8.12.7/Submit) id h22Iw1Id036192; Sun, 2 Mar 2003 10:58:01 -0800 (PST) Date: Sun, 2 Mar 2003 10:58:01 -0800 From: Steve Kargl To: Terry Lambert Cc: "Alan L. Cox" , arch@FreeBSD.ORG Subject: Re: Removal of ENABLE_VFS_IOOPT Message-ID: <20030302185801.GA36138@troutmask.apl.washington.edu> References: <3E619B26.DF1E4FC7@imimic.com> <3E624133.8FB21AA6@mindspring.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3E624133.8FB21AA6@mindspring.com> User-Agent: Mutt/1.4i Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Sun, Mar 02, 2003 at 09:36:51AM -0800, Terry Lambert wrote: > "Alan L. Cox" wrote: > > Before I begin work on vm_object locking, I'd like to remove > > ENABLE_VFS_IOOPT from the kernel sources. ENABLE_VFS_IOOPT was a > > work-in-progress by John Dyson to perform zero-copy file system I/O. > > Unfortunately, it still has some unresolved issues, and no one has taken > > an active interest in fixing them. > > > > For the record, both Matt Dillon and Tor Egge have stated in public or > > private e-mail that they favor removing it. > > Unless I hear an objection, I intend to remove it in a few days. > > Here's an idea... ask John Dyson about it. > From John's comments in c.u.b.f.m, I doubt he follows the kernel development in 5.0 close enough to make any recommendation without studying the code. I further suspect that John would not want to spend the time require. -- Steve To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message