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Re: kern/39349 (cpu affinity can make lwps non-schedulable)

> State-Changed-From-To: open->analyzed
> State-Changed-By:
> State-Changed-When: Tue, 30 Sep 2008 16:32:24 +0000
> State-Changed-Why:
> Problem is clear, quick fix is commited.  Decision what to do with already
> bound threads should be made to make a full fix.

Jason Thorpe <> wrote:
> ...
> Probably need to prevent binding to CPUs that have been taking  
> offline.  But what to do about CPUs that already have bound threads  
> (which is all of them, of course).  Perhaps we need to make note when  
> an LWP has taken a lock?
> ...

Perhaps disallow (return EBUSY) changing of CPU state to offline, while there
are bound threads? What do you think?

Best regards,

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