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SubjectRe: [RFC v2 0/5] tools/perf/pmu-events/jevents.c
On Tue, Jul 07, 2020 at 05:53:09PM +0530, Kajol Jain wrote:
> Patchset enhance current runtime parameter support. It introduces new
> fields like "PerChip" and "PerCore" similar to the field "PerPkg" which is
> used to specify perpkg events.
>
> The "PerCore" and "PerChip" specifies whether its core or chip events.
> Based on which we can decide which runtime parameter user want to
> access. Now character '?' can refers different parameter based on user
> requirement.
>
> Initially, every time we want to add new terms like chip, core, thread
> etc, we need to create corrsponding fields in pmu_events and event
> struct.
> This patchset adds an enum called 'aggr_mode_class' which store all these
> aggregation like perpkg/percore. It also adds new field 'AggregationMode'
> to capture these terms.
> Now, if user wants to add any new term, they just need to add it in
> the enum defined. I try to test it with my current setup.
>
> I also need to replace PerPkg field to AggregationMode in all the
> x86 uncore json files. It will great if Andi and team can test it
> and let me know if they have any concerns.
>
> Changelog:
> v1 -> v2:
> - Rather then adding new field as PerCore/PerChip, created a new enum
> to get these fields. And new field as "AggregationMode" which can
> be used to capture these fields from json file.

few nits, but generaly looks good to me

Andi,
are you ok with this change? not sure how bad is the
PerPkg -> AggregationMode json change for you

jirka

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