Re: [PATCH 2/4] nmi: add generic nmi tracking state

[Peter Zijlstra]

On Fri, 2009-02-06 at 01:53 -0500, Steven Rostedt wrote:

> This code adds an in_nmi() macro that uses the current tasks preempt count
> to track when it is in NMI context. Other parts of the kernel can
> use this to determine if the context is in NMI context or not.
> 
> This code was inspired by the -rt patch in_nmi version that was
> written by Peter Zijlstra.

Which in turn I borrowed from Mathieu.


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