Re: [RFC GIT PULL] nohz: Basic cputime accounting for adaptivetickless

[Peter Zijlstra]

On Wed, 2012-06-13 at 18:19 +0200, Frederic Weisbecker wrote:
> Ingo, Thomas,
> 
> This starts the basic code that allow accounting of cputime spent tickless
> outside idle, which is a first step to prepare for the adaptive nohz
> infrastructure.
> 
> I hope we can set a tree in -tip for that. If you're fine with it
> this is pullable from:

There's a number of architecture that already does fine grained
user/kernel time accounting on syscall boundaries etc.. s390, powerpc
and ia64.

You're now adding a 3rd way of accounting user/kernel time.. I'm not
much looking fwd to that..
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