From owner-freebsd-hackers Tue Aug 24 16:47:43 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from alpo.whistle.com (alpo.whistle.com [207.76.204.38]) by hub.freebsd.org (Postfix) with ESMTP id CAFEA152BC for ; Tue, 24 Aug 1999 16:47:41 -0700 (PDT) (envelope-from julian@whistle.com) Received: from current1.whistle.com (current1.whistle.com [207.76.205.22]) by alpo.whistle.com (8.9.1a/8.9.1) with SMTP id QAA71426; Tue, 24 Aug 1999 16:45:15 -0700 (PDT) Date: Tue, 24 Aug 1999 16:45:24 -0700 (PDT) From: Julian Elischer To: Matthew Dillon Cc: David Greenman , FreeBSD Hackers List Subject: Re: Possibility of increasing default MAXPARTITIONS from 8 to 16 In-Reply-To: <199908242322.QAA19396@apollo.backplane.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, 24 Aug 1999, Matthew Dillon wrote: > 11111111 11111111 -------- 11111111 mask for uminor > > Our only hope as far as I can tell is to take the upper two bits of the > slice (bits 19 and 20) and use them for the partition instead. > > As far as I can tell, only slices 0-5 are used, requiring only 3 bits. > > Can someone check my work? Are bits 19 and 20 unused by any disk > devices? no there can be up to 32 slices (including the 2 special ones) requiring 5 bits. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message