Re: Attempted summary of suspend-blockers LKML thread

From: Felipe Contreras
Date: Sun Aug 08 2010 - 13:08:38 EST


On Sun, Aug 8, 2010 at 7:08 PM, Matthew Garrett <mjg59@xxxxxxxxxxxxx> wrote:
> On Sun, Aug 08, 2010 at 04:35:13PM +0300, Felipe Contreras wrote:
>
>> appropriately; that's not the case.
>>
>> 1) Install a bad application that requests PM permissions and is granted those
>>
>> In this case you've gained nothing with user-space suspend blockers.
>
> It's clearly possible for a pathological Android application to destroy
> the power management policy. But to do that, the author would have to
> explicitly take a wakelock. That's difficult to do by accident.

The writer can take a wakelock the whole time the application is
running (isn't that the typical case?), because perhaps the author
realizes that way the application works correctly, or he copy-pasted
it from somewhere else.

--
Felipe Contreras
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