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SubjectRe: re-enable Nehalem raw Offcore-Events support
On 05/01/2011 10:55 AM, Ingo Molnar wrote:
>
> * Corey Ashford <cjashfor@linux.vnet.ibm.com> wrote:
>
>> Carl Love and I recently completed some work to add perf_events support for
>> the IBM Blue Waters machine's "CPU networking" chip, called the Torrent chip.
>> We did all of this work based on a RHEL 6 kernel (2.6.32ish), which doesn't
>> have Peter's more recent multi-PMU support.
>>
>> I would say that most if not all of the events are not generalizable in the
>> sense that you are talking about; the events are very specific to the Torrent
>> chip. [...]
>
> That's ok and not a problem.
>
> The issue here are events that *are* generalizable.
>
>> So if I'm understanding what you have said correctly, we would not be able to
>> get a forward port of this code committed without abstracting these events in
>> a away that's acceptable to the kernel community. [...]
>
> If the number of events worth generalizing is the empty set that's ok.
>
> Thanks,
>
> Ingo

Great, that's good to hear.

Thanks,

- Corey


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