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SubjectRe: [RFC] [PATCH] Pre-emption control for userspace
On 03/05/2014 04:10 AM, Peter Zijlstra wrote:
> On Tue, Mar 04, 2014 at 04:51:15PM -0800, Andi Kleen wrote:
>> Anything else?
>
> Proxy execution; its a form of PI that works for arbitrary scheduling
> policies (thus also very much including fair).
>
> With that what you effectively end up with is the lock holder running
> 'boosted' by the runtime of its blocked chain until the entire chain
> runs out of time, at which point preemption doesn't matter anyhow.
>

I assume you are referring to
http://users.soe.ucsc.edu/~jayhawk/watkins-rtlws09.pdf and/or
http://www.osadl.org/fileadmin/dam/presentations/RTLWS11/peterz-edf-why-not.pdf
? I will read through these and see if this can solve the problem.

--
Khalid


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