Re: exclusive cpusets broken with cpu hotplug

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On Wed, Oct 18, 2006 at 12:14:24AM -0700, Paul Jackson wrote:
> > Anyone would like to fix it up?
> 
> Hotplug is not high on my priority list.
> 
> I do what I can in my spare time to avoid having cpusets or hotplug
> break each other.
> 
> Besides, I'm not sure I'd be able.  I've gotten to the point where I am
> confident I can make simple changes at the edges, such as mimicing the
> sched domain side affects of the cpu_exclusive flag with my new
> sched_domain flag.  But that's near the current limit of my sched domain
> writing skills.

Paul and Suresh,

Could this be as simple as a CPU_UP_PREPARE or CPU_DOWN_PREPARE
removing all the cpu_exclusive cpusets and a CPU_UP_CANCELLED,
CPU_DOWN_CANCELLED, CPU_ONLINE, CPU_DEAD going through and
partitioning all the cpu_exclusive cpusets.

Thanks,
Robin
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