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    SubjectRe: [RFC] [PATCH] driver core: allow userspace to unbind drivers from devices.
    On Wed, Nov 17, 2004 at 02:07:14AM -0500, Dmitry Torokhov wrote:
    > On Tuesday 16 November 2004 03:17 pm, Greg KH wrote:
    > > > 2.) I don't like having an "unbind" file.
    > >
    > > Why?
    > I do not like interfaces accepting and encouraging writing garbage data. What
    > value sould be written into "unbind"? Yes, any junk.

    Ok, we restrict it to working only if you write a "1" into it. That was
    an easy fix :)

    > > So, when a device is not bound to a driver, there will be no symlink, or
    > > a "unbind" file, only a "bind" file. ?Really there is only 1 "control"
    > > type file present at any single point in time.
    > Does that imply that I can not rebind device while it is bound to a driver?

    Yes. You must unbind it first.

    > ("bind" would be missing it seems). And what about all other flavors of that
    > operation - rescan, reconnect? Do we want to have separate attributes for
    > them as well?

    rescan is a bus specific thing, not a driver or device thing.
    reconnect would be the same as "unbind" + "bind" and you can do that
    with the scheme I posted.


    greg k-h
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