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SubjectRe: [PATCH v2 2/3] perf/x86/rapl: Support multiple rapl unit quirks
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On Wed, 2020-08-12 at 11:29 +0800, Zhang Rui wrote:
> Hi,
>
> Thanks for reviewing.
>
> On Tue, 2020-08-11 at 11:19 -0700, Joe Perches wrote:
> > On Tue, 2020-08-11 at 23:31 +0800, Zhang Rui wrote:
> > > There will be more platforms with different fixed energy units.
> > > Enhance the code to support different rapl unit quirks for
> > > different
> > > platforms.
> >
> > This seems like one quirk per platform.
> >
> > Should multiple quirks on individual platforms be supported?
> >
> enum rapl_unit_quirk is just used as a flag.
> multiple quirks can be deployed with the same flag, just like what I
> did in patch 3/3.
> Also different platforms can either have different flags or share the
> same flag.

Sure, but it does lead to possible code duplication in the quirks
as enums can not be combined like bit flags.

No worries, your code, your choice...

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