Messages in this thread | | | Subject | Re: KVM bug, git bisected | From | Peter Zijlstra <> | Date | Mon, 29 Mar 2010 18:44:42 +0200 |
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On Mon, 2010-03-29 at 18:29 +0200, Peter Zijlstra wrote:
> > Peter, would it be safe to increase PREEMPT_BITS to eg. 10?
One reason this all sucks massive is that nesting that many spinlocks creates a terribly large !preempt section.
There is nothing that stops someone from creating 64k vmas (or more when someone raises that sysctl) and try this, that's just utter suckage.
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