Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend toRAM pathway

[Alan Stern]

On Wed, 4 Jul 2007, Paul Mackerras wrote:

> Oliver Neukum writes:
> 
> > USB devices certainly have suspend methods.
> 
> Indeed, and the USB framework has code to know when the host
> controller is suspended and avoid trying to send out urbs in that
> case.  Or at least it did last time I looked at it in any detail; it's
> been "just working" - including suspending and resuming, without the
> freezer - for quite a while now.

Evidently you haven't been stressing it.  You might try suspending
while printing to a USB printer.

Alan Stern

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