Subject: Re: Should drvctl be enabled by default?
To: David Young <>
From: Steven M. Bellovin <>
List: current-users
Date: 12/16/2007 14:23:26
On Sat, 15 Dec 2007 23:01:19 -0600
David Young <> wrote:

> I have added to drvctl some options for suspending sub-trees of the
> device tree, and for resuming either sub-trees or individual devices.
> This is handy both for testing, and for exploiting suspend/resume on
> systems without ACPI.
That's an interesting thought.  The new PM code won't suspend if there
are any devices present that don't use pmf.  Could I detach them and
reattach them instead?

		--Steve Bellovin,