Re: [PATCH] get USB suspend to work again on 2.6.17-mm1

[Greg KH <greg@kroah.com>]

On Thu, Jun 22, 2006 at 10:45:15PM -0400, Alan Stern wrote:
> On Thu, 22 Jun 2006, Greg KH wrote:
> 
> > > And yes, we _should_ care about whether or not any interface is
> > > still active, until the pm core code starts to pay attention to
> > > the driver model tree at all times ... even outside of system-wide
> > > suspend transitions.  Today, the pm core code doesn't even use
> > > that tree directly, and all runtime state changes (like selective
> > > suspend with USB) completely bypass that pm tree.
> > 
> > Hm, ok, yes, we should care about interfaces, but we need some way to
> > only walk them, not anything else that might be attached to us...
> 
> In my upcoming patch set this test isn't needed at all, because suspending
> a device automatically suspends all of its interfaces first.  I've already
> submitted the first few revised patches in that set (not the part that
> removes the test, though), but you've probably been too busy to look at
> them yet.

I've glanced at them (and yes, been busy, they are still in my TO-APPLY
queue, trying to sync up with Linus first), but I don't see anything in
that set that changes the suspend logic.

Or am I just missing something obvious?  Which patch does that in your
revised series?

thanks,

greg k-h

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