Am Montag 24 September 2007 schrieb Alan Stern:
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> On Mon, 24 Sep 2007, Oliver Neukum wrote:
>=20
> > > subsystem implements its own form of runtime PM support, then you=
'll be
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> > > able to use it properly. =A0But until then, there isn't anything =
much you
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> > > can do.
> >=20
> > Well, we can't simply cut power. Buffers must be flushed and the di=
sk
quoted text
> > spun down. The suspend() method of the storage driver will have to =
become
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> > complex.
>=20
> That's right, if the device is a real disk. =A0If it's a flash memory
> device then of course these issues don't arise. =A0Unfortunately the
> driver isn't able to tell one from the other; the user will have to
> do that for us.

So those devices which draw most power we don't suspend :-(
=46urthermore for many devices it will take real user intervention to
determine what is in the enclosure. This isn't very good. I think
we can do better.

	Regards
		Oliver

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