Messages in this thread | | | Date | Tue, 29 Mar 2016 09:31:58 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v5 2/6] hwmon: (fam15h_power) Add compute unit accumulated power |
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On Mon, Mar 28, 2016 at 11:29:52AM +0200, Borislav Petkov wrote: > I think you want something like this: iterate over each core and put one > of them into the mask. > > core = -1; > > for_each_online_cpu(cpu) { > this_core = topology_core_id(cpu); > > if (this_core == core) > continue; > > core = this_core; > > /* get any CPU on this compute unit */ > cpumask_set_cpu(cpumask_any(topology_sibling_cpumask(cpu)), mask); > }
This will not in fact work for Intel, nor if I manage to one day randomize our CPU numbers on AMD.
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