From owner-freebsd-arch Sun Oct 13 23:53:15 2002 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 9CF3537B401 for ; Sun, 13 Oct 2002 23:53:14 -0700 (PDT) Received: from swan.mail.pas.earthlink.net (swan.mail.pas.earthlink.net [207.217.120.123]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2F22243EB2 for ; Sun, 13 Oct 2002 23:53:14 -0700 (PDT) (envelope-from tlambert2@mindspring.com) Received: from pool0276.cvx21-bradley.dialup.earthlink.net ([209.179.193.21] helo=mindspring.com) by swan.mail.pas.earthlink.net with esmtp (Exim 3.33 #1) id 180z5U-0005Mo-00; Sun, 13 Oct 2002 23:52:24 -0700 Message-ID: <3DAA695F.96E345E6@mindspring.com> Date: Sun, 13 Oct 2002 23:51:11 -0700 From: Terry Lambert X-Mailer: Mozilla 4.79 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Peter Wemm Cc: Wes Peters , ticso@cicely.de, "M. Warner Losh" , hch@infradead.org, dillon@apollo.backplane.com, vova@sw.ru, nate@root.org, arch@FreeBSD.org Subject: Re: Database indexes and ram References: <20021014063422.1056D2A88D@canning.wemm.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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 Peter Wemm wrote: > And then there's the AGP remap table stuff to provide a window from > anywhere in memory into the lower 4G of space that's within reach of 32 bit > PCI devices... Peter, you are sneaky... in a good way. Do you really think this could be abused this way? How much, in the way of windows, can you have lying around at one time? I'm not very AGP-aware, other than "I need it for my X server". If you could have one per outstanding request to a card, that would be enough, I think... -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message