Re: [PATCH] preempt/hardirq.h: Clarify PREEMPT_ACTIVE bit location

[Thomas Gleixner]

On Tue, 14 Aug 2012, Srivatsa S. Bhat wrote:

> 
> By default, the PREEMPT_ACTIVE flag is bit 27, but different
> architectures can override that. Update the comment to reflect
> this fact.

Is there any sensible reason why architectures need to override that?
I can't find one.

If there is none, then we should just remove all the overrides from
the arch code instead. If there is a reason, then it should be
documented.

Thanks,

	tglx
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