Re: [GIT PULL] PM updates for 2.6.33

Rafael J. Wysocki
2009-12-07T21:46:30Z

On Monday 07 December 2009, Linus Torvalds wrote:
>
> On Mon, 7 Dec 2009, Alan Stern wrote:
> >
> > It only seems that way because you didn't take into account devices
> > that suspend synchronously but whose children suspend asynchronously.
>
> But why would I care? If somebody suspends synchronously, then that's what
> he wants.
>
> > A synchronous suspend routine for a device with async child suspends
> > would have to look just like your usb_node_suspend():
>
> Sure. But that sounds like a "Doctor, it hurts when I do this" situation.
> Don't do that.
>
> Make the USB host controller do its suspend asynchronously. We don't
> suspend PCI bridges anyway, iirc (but I didn't actually check).

That's correct, we don't.

Rafael