> > + for_each_online_cpu(cpu) {
> > + sys_dev = get_cpu_sysdev(cpu);
> > + rc = topology_add_dev(sys_dev);
> > + if (rc)
> > + return rc;
> > }
> >
> > register_hotcpu_notifier(&topology_cpu_notifier);
>
> Shouldn't the added attribute groups be removed again in the failure
> case?
>
> Also, it might be a bit overkill to fail the whole initialization
> because of one "bad" cpu. (And the "bad" cpu wouldn't matter if we
> could safely remove non-existent groups :)
This is initcall stuff. The only sane reason why this would fail, would
be an out of memory situation . If we are that early short on memory, we
are in serious trouble anyway. So I doubt it's worth the extra code.
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