Re: [rtl] Scheduling a usermode process

[Adam Meyerowitz <adam@videodatasys.com>]

>> Another interesting idea is what the KURT guys are doing.  It would be
>> nice to be able
>> to have some kind of scheduler that would be able to give a priority to
>> registered
>> processes over all other system processes (besides real time
>> processes).  This way
>
>I'm really cautious about such approaches. Linux cannot guarantee any
>timing properties at all because of the basic design properites
>of the main kernel. When you start putting in tricks to use
>processes you run into deadlock situations in a big hurry. Linux
>is getting better about general latency of scheduling high priority
>proceses, so simple methods like "make process X be high priority
>and wake it up" might do pretty well. 
>

>From a higher level perspective what they are doing sounds very interesting.
I tend to agree with you especially since you have a far greater understanding
of the kernel internals then me.

Adam
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