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SubjectRe: [PATCH] sched: track "isolated" cpus like other cpu masks.
On 11-05-23 04:14 PM, Peter Zijlstra wrote:
> On Fri, 2011-05-20 at 16:29 -0400, Geoff Thorpe wrote:
>> When a subset of cpus have been isolated, it can be useful for subsystems
>> or drivers that have cpu-affinity concerns to have access to this mask
>> (just like the other cpu masks; "possible", "present", "active" and
>> "online"). Eg. to provide specific handling for isolated cpus, or to
>> determine the non-isolated cpus (which is what sched.c uses it for).
>
> Nobody should be using that, isolated CPUs is a 'feature' slated for
> removal.
>

Ah OK, I wasn't aware of that. Consider the patch dropped then.

Thanks,
Geoff



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