linux-kernel - Re: linux kernel without file system

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Message-ID: <496DF66B.9050605@davidnewall.com>
Date:	Thu, 15 Jan 2009 00:57:55 +1030
From:	David Newall <davidn@...idnewall.com>
To:	Philippe De Muyter <phdm@...qel.be>
CC:	Tomasz Chmielewski <mangoo@...g.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: linux kernel without file system

Philippe De Muyter wrote:
> Actually, I was thinking about reducing the footprint of my kernel by
> removing all the fs-related system calls, so the problem is not where
> the file-system is, but how to access (serial) devices without giving their
> "/dev/..." name.

That's fighting the UNIX design, in "which everything is a file."  You
can remove all of the disk-based filesystems, but if you try to remove
open, close, read or write there'll be almost nothing that you can
usefully do.
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