From owner-freebsd-questions Mon Jan 13 16:57:37 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.4/8.8.4) id QAA20395 for questions-outgoing; Mon, 13 Jan 1997 16:57:37 -0800 (PST) Received: from freeside.fc.net ([204.157.153.2]) by freefall.freebsd.org (8.8.4/8.8.4) with SMTP id QAA20388 for ; Mon, 13 Jan 1997 16:57:29 -0800 (PST) Received: from rider.fc.net (rider.fc.net [206.224.74.198]) by freeside.fc.net (8.6.12/8.6.6) with ESMTP id SAA25148; Mon, 13 Jan 1997 18:56:33 -0600 Received: from papillon.lemis.de (papillon.lemis.de [192.109.197.159]) by rider.fc.net (8.7.5/8.7.3) with ESMTP id SAA00300; Mon, 13 Jan 1997 18:57:35 -0600 (CST) From: Greg Lehey Received: (grog@localhost) by papillon.lemis.de (8.8.4/8.6.12) id TAA00396; Sun, 12 Jan 1997 19:02:51 -0600 (CST) Organisation: LEMIS, Schellnhausen 2, 36325 Feldatal, Germany Phone: +49-6637-919123 Fax: +49-6637-919122 Message-Id: <199701130102.TAA00396@papillon.lemis.de> Subject: Re: the UNIX hole In-Reply-To: from Mike Branch at "Dec 9, 96 10:59:51 am" To: mbranch@svpal.org (Mike Branch) Date: Sun, 12 Jan 1997 19:02:50 -0600 (CST) Cc: questions@FreeBSD.org (FreeBSD Questions) Reply-to: grog@lemis.de (Greg Lehey) X-Mailer: ELM [version 2.4ME+ PL28 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-questions@FreeBSD.org X-Loop: FreeBSD.org Precedence: bulk Mike Branch writes: > hi, > could anybody give an explanation about the UNIX "hole"? > Is the hole filled in current versions of UNIX? Is it > still advisable to configure devices in contiguous memory > locations when building a kernel? (You can tell how far behind I am with my mail :-() I didn't see a reply to this one, and since I've never heard of the "UNIX hole", I thought I'd ask you what you mean. Greg