Re: [PATCH RT] Fix RT balancing tasks pulling
From: Ingo Molnar
Date: Wed Jul 25 2007 - 03:28:05 EST
* Sébastien Dugué <sebastien.dugue@xxxxxxxx> wrote:
> Hi Ingo, Thomas,
>
> this one-liner fixes a bug in balance_rt_tasks() which sometimes
> manifests by having a lower prio task being scheduled while a higher
> prio task is sitting waiting on another runqueue.
>
> This is pretty hard to reproduce on low cpu count machines, for
> example, I had to have sched_football run in a loop for ~38h before it
> failed on a dual HT Xeon box.
really nice catch! Applied.
Ingo
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