Re: suspend blockers & Android integration

[Peter Zijlstra]

On Fri, 2010-06-04 at 12:03 +0200, Ingo Molnar wrote:

> > The only 'interesting' issue I can see here is that if you create 1000 
> > CLOCK_MONOTONIC namepaces, we'd need to have a tree of trees in order to 
> > efficiently find the leftmost timer.
> 
> Realistically Android userspace would create just a single such namespace for 
> all the untrusted/unknown/uncontrolled apps, right?

Possibly, yeah. 

But it might not stop someone else from create an insane amount of them.
So we do need to deal with that, and a linear loop over all timer bases,
which then will be a user controlled quantity, just doesn't sound
right :-)
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