On Thu, 3 Mar 2016, Vikas Shivappa wrote:

> 
> 
> On Wed, 2 Mar 2016, Thomas Gleixner wrote:
> 
> > On Wed, 2 Mar 2016, Vikas Shivappa wrote:
> > > + if (cqm_enabled && mbm_enabled)
> > > +         intel_cqm_events_group.attrs = intel_cmt_mbm_events_attr;
> > > + else if (!cqm_enabled && mbm_enabled)
> > > +         intel_cqm_events_group.attrs = intel_mbm_events_attr;
> > > + else if (cqm_enabled && !mbm_enabled)
> > > +         intel_cqm_events_group.attrs = intel_cqm_events_attr;
> > > +
> > >   ret = perf_pmu_register(&intel_cqm_pmu, "intel_cqm", -1);
> > >   if (ret) {
> > >           pr_err("Intel CQM perf registration failed: %d\n", ret);
> > >           goto out;
> > 
> > So what cleans up mbm_local and mbm_total in that case?
> 
> I put all the cleanup code in the cqm_cleanup .. - please see copy below

Ok, missed that.

> @@ -1331,6 +1427,39 @@ static void cqm_cleanup(void)
>                 kfree(cqm_rmid_ptrs[r]);
> 
>         kfree(cqm_rmid_ptrs);
> +       kfree(mbm_local);
> +       kfree(mbm_total);
> +       mbm_enabled = false;
> +       cqm_enabled = false;
> +}
> 
> Thanks,
> Vikas
> 
> 
> > 
> > Thanks,
> > 
> >     tglx
> > 
> 

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