Re: [RFD] Automatic suspend

[Pavel Machek <pavel@ucw.cz>]

> 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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