From owner-freebsd-current Mon May 24 18:49:45 1999 Delivered-To: freebsd-current@freebsd.org Received: from dingo.cdrom.com (dingo.cdrom.com [204.216.28.145]) by hub.freebsd.org (Postfix) with ESMTP id 357FE14E47 for ; Mon, 24 May 1999 18:49:42 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost.cdrom.com [127.0.0.1]) by dingo.cdrom.com (8.9.3/8.8.8) with ESMTP id SAA00951; Mon, 24 May 1999 18:45:58 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Message-Id: <199905250145.SAA00951@dingo.cdrom.com> X-Mailer: exmh version 2.0.2 2/24/98 To: Zhihui Zhang Cc: Mike Smith , Harry Starr , current Subject: Re: disk slices and MAKEDEV confusion In-reply-to: Your message of "Mon, 24 May 1999 21:31:57 EDT." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Mon, 24 May 1999 18:45:58 -0700 From: Mike Smith Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > > > The problem is that if you made all of the nodes for all of the > > supported slices, /dev would be incredibly bloated. There are 8 > > potential nodes per slice, and 20 potential slices per disk, plus the > > compatability slice, so that's 168 node pairs (raw and buffered) > > _per_disk_. > > > > According to the information in sys/diskslice.h, there are 32 slices per > disk, including the compatibility slice and the base slice. Am I right? There is an allowable maximum of 32 slices. In reality, the DOS partitioning scheme allows four partitions, each of which may be an "extended" partition containing four more. -- \\ The mind's the standard \\ Mike Smith \\ of the man. \\ msmith@freebsd.org \\ -- Joseph Merrick \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message