Path: utzoo!attcan!uunet!husc6!mailrus!nrl-cmf!ames!umd5!brl-adm!brl-smoke!gwyn
From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.unix.questions
Subject: Re: Historical fact ?
Message-ID: <7920@brl-smoke.ARPA>
Date: 18 May 88 14:57:04 GMT
References: <376@axis.fr>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 7

In article <376@axis.fr> loic@axis.fr (Loic Dachary) writes:
>   I really wonder why root inode is 2. In the old ages it was 1 (CACM 74).
>When did it change ?

I seem to recall that it changed between 6th and 7th Edition,
i.e. around 1977.  I think inode 1 was reserved for chaining
bad blocks onto, but I don't recall that being implemented.