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From: chris@umcp-cs.UUCP (Chris Torek)
Newsgroups: net.unix-wizards
Subject: Re: Disk partitioning -- some thoughts
Message-ID: <4130@umcp-cs.UUCP>
Date: Sat, 1-Nov-86 18:32:33 EST
Article-I.D.: umcp-cs.4130
Posted: Sat Nov  1 18:32:33 1986
Date-Received: Mon, 3-Nov-86 23:38:12 EST
References: <88@houligan.UUCP> <132@ccicpg.UUCP>
Reply-To: chris@umcp-cs.UUCP (Chris Torek)
Organization: University of Maryland, Dept. of Computer Sci.
Lines: 19

In article <132@ccicpg.UUCP> gershon@ccicpg.UUCP ( Gershon Shamay) writes:
>2) A special ioctl to the disk driver allows root to WRITE [the
>partition] table.  Any other writes to this area are quietly ignored.

I am not sure I like that.  Noisily ignored, or quietly overwritten,
but quietly ignored . . . ?  It does not feel right.

>	That's how dd's and the like CAN"T ruin the drive info.
>	You even get an error message if something is currently
>	mounted on this drive.

Then it is not quiet.

4.4BSD (or 9BSD or whatever the next release is called---assuming
there *is* a next release) is likely to have a very similar scheme.
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7690)
UUCP:	seismo!umcp-cs!chris
CSNet:	chris@umcp-cs		ARPA:	chris@mimsy.umd.edu