Re: [PATCH 1/3] perf, core: Introduce attrs to count in eitherhost or guest mode

[Peter Zijlstra]

On Wed, 2011-05-11 at 14:45 +0300, Avi Kivity wrote:
> Well, actually, that depends on the meaning of exclude_hv.

exclude_hv is for when the host is a guest and we don't wish to sample
the host's host etc. PPC introduced this because ppc-linux runs as a
guest of the 'firmware' and not on the native hardware.

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