Re: [patch] Real-Time Preemption, -RT-2.6.11-rc2-V0.7.36-00

[Gene Heskett]

On Sunday 23 January 2005 06:31, Ingo Molnar wrote:
>* andyliu <liudeyan@xxxxxxxxx> wrote:
>> hi , ingo
>>
>> i am trying to understand your patch,but the patch file is so long
>> and complex. i am wondering is there some documents about your
>> patch?
>>
>> :)
>
>well, it mainly offers the PREEMPT_RT feature, which is a 'no
>compromises' variant of kernel preemption: virtually everything
>(including normal spinlocked sections) is preemptable, with the goal
> of providing hard-realtime category ~10-20 usecs maximum scheduling
> latency guarantees on a typical PC (or embedded platform). Those
> long and complex changes are almost all needed to achieve this
> goal.
>
>this tree is mainly an experiment to see what it takes to achieve
> that latency goal, and to see how much of that can go upstream
> (without having to decide whether upstream wants to have the
> PREEMPT_RT feature or not). (A couple of dozen patches were already
> split out of this patch and are in the current upstream kernel -
> they already made a latency difference for the 2.6.10 kernel.)
>
> Ingo

Hijacking the thread here Ingo, but did you see my build failure 
message of yesterday?

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
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