Re: [PATCH 1/3] perf-events: Add support for supplementary eventregisters

[Peter Zijlstra]

On Thu, 2010-11-11 at 20:45 +0100, Andi Kleen wrote:
> > Can we make it so, that is, move that int inside the intel_percore
> > struct?
> >
> 
> It's needed per cpu. Basically the flag says "bother to look into the 
> percore structure"
> This way most of this is kept out of the fast paths. But one CPU in a core
> may need it and the other not.
> 
> In principle it could be merged into some other cpuc flag word if you 
> have any suggestions. 

Nah, I missed that detail, having it as is seems fine.


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