Re: [PATCH] [5/6] scheduler: Protect important kernel threads against normalize_rt

* Andi Kleen <[email protected]> wrote:

> Not only the migration thread, but also softlockup and stop machine 
> need to be protected against normalize_rt(). Instead of checking for 
> them all I added a new process flag for this.

hm, i dont really like this. The migration thread is an absolute 
exception because it's needed for a correct scheduler. SysRq-N is like 
SysRq-U or SysRq-B - last-minute resort in case something Goes Foul. 
Results are not guaranteed.

	Ingo
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Follow-Ups:
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References:
- [PATCH] [0/6] Some scheduler changes for sched-devel
  - From: Andi Kleen <[email protected]>
- [PATCH] [5/6] scheduler: Protect important kernel threads against normalize_rt
  - From: Andi Kleen <[email protected]>

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