Subject: Re: Clean bit bits
To: None <tech-kern@NetBSD.ORG>
From: Mike Long <>
List: tech-kern
Date: 01/19/1996 10:21:05
>From: Waldi Ravens <>
>Date: Fri, 19 Jan 1996 02:51:54 +0100 (MET-1)
>Ignatios Souvatzis wrote:
>>    No problem. When newdosfs(8) sets the number of reserved sectors to
>>    2 instead of the usual 1, the second reserved sector can be used to
>>    store timestamps and other usefull information (should of course be
>>    protected by a magic number and checksum).
>> This would not work with original MS-DOS created filesystems, possibly
>> coexisting on a dual use harddisk or inserted into the floppy disk,
>> would it?
>No, it wouldn't, fsck would either always or never run on such
>filesystems. But creating a new filesystem is not an extremely
>complicated operation, is it?

It is if you have files on the filesystem and lack a backup device.
(Yes, I enjoy living dangerously; why do you ask?)
Mike Long <> 
VLSI Design Engineer         finger for PGP public key
Analog Devices, CPD Division          CCBF225E7D3F7ECB2C8F7ABB15D9BE7B
Norwood, MA 02062 USA       (eq (opinion 'ADI) (opinion 'mike)) -> nil