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    SubjectRe: [RFD w/info-PATCH] device arguments from lookup, partion code
    On Sat, May 19, 2001 at 10:45:11AM -0700, Aaron Lehmann wrote:
    > On Sat, May 19, 2001 at 06:48:19PM +0200, Erik Mouw wrote:
    > > One of the fundamentals of Unix is that "everything is a file" and that
    > > you can do everything by reading or writing that file.
    >
    > But /dev/sda/offset=234234,limit=626737537 isn't a file! ls it and see
    > if it's there. writing to files that aren't shown in directory listings
    > is plain evil. I really don't want to explain why. It's extremely
    > messy and unintuitive.
    >
    > It would be better to do this with a file that does exist, for example
    > writing something to /proc/disks/sda/arguments. Then again, I don't
    > even think much of dynamic file systems in the first place.

    A network socket also isn't a file in a filesystem, you can't do ls on
    it, it doesn't even exist until you create one, but still you use it as
    a file by reading and writing it. I don't see any difference in the way
    you create /dev/sda/offset=234234,limit=626737537 by just using it.


    Erik

    --
    J.A.K. (Erik) Mouw, Information and Communication Theory Group, Department
    of Electrical Engineering, Faculty of Information Technology and Systems,
    Delft University of Technology, PO BOX 5031, 2600 GA Delft, The Netherlands
    Phone: +31-15-2783635 Fax: +31-15-2781843 Email: J.A.K.Mouw@its.tudelft.nl
    WWW: http://www-ict.its.tudelft.nl/~erik/
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