Re: [RFD] Automatic suspend

From: Pavel Machek
Date: Fri Feb 27 2009 - 05:14:08 EST



> To summarize, we can:
> * Use a refcount such that automatic suspend will only be possible if it's
> equal to zero (but that need not be the only criterion).
> * Use a per-device flag in dev_pm_info that will be set whenever the device
> driver increases the refcount and unset whenever the driver decreases the
> refcount.
> * Use a per-process flag that will be set whenever the process increases the
> refcount and unset whenever the process decreases the refcount.

Yes, that sounds sane, and that's how reasonable wakelock
implementation should look like.


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