On Mon, Mar 21, 2016 at 02:19:27PM +0000, Liang, Kan wrote:
> > - /* Probe the cstate events. */
> > - for (i = 0; i < max_event_nr; i++) {
> > - if (!msr[i].test(i) || rdmsrl_safe(msr[i].msr, &val))
> > - msr[i].attr = NULL;
> > - }
>
> I think we need to update msr[i].attr as well.
> Because in cstate_pmu_event_init we still need it to do check.Yeah, this is exploding on all sides..
