Subject: Re: power management and related concerns
To: Jason Thorpe <>
From: Thomas E. Spanjaard <>
List: tech-kern
Date: 07/05/2006 19:12:03
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Jason Thorpe wrote:
> On Jul 1, 2006, at 12:57 PM, Thomas E. Spanjaard wrote:
>> Though I'm not clued on the property list jizz, what's the problem  of 
>> using an ioctl like virtually every other application on BSD  uses for 
>> these kind of interactions with the kernel?
> The main issue is that whenever you want to add more information, you  
> have to version the damn thing and then provide compatibility ioctls.
> Dictionaries don't have this problem, so long as you never REMOVE  from 
> the list of keys in the dictionary.

Or change the semantics of keys. But I understand you'd only need 
generic ioctls for passing property lists, and then that's all there 
needs to be, ergo little chance of them changing often.

         Thomas E. Spanjaard

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