Re: [PATCH v2 1/2] selftests: Provide local define of min() and max()

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On 08/25, Sean Christopherson wrote:

> On Fri, Aug 25, 2023, Mahmoud Maatuq wrote:
> > to avoid manual calculation of min and max values
> > and fix coccinelle warnings such WARNING opportunity for min()/max()
> > adding one common definition that could be used in multiple files
> > under selftests.
> > there are also some defines for min/max scattered locally inside sources
> > under selftests.
> > this also prepares for cleaning up those redundant defines and include
> > kselftest.h instead.
> > 
> > Signed-off-by: Mahmoud Maatuq <mahmoudmatook.mm@xxxxxxxxx>
> > Suggested-by: David Laight <David.Laight@xxxxxxxxxx>
> > ---
> > changes in v2:
> > redefine min/max in a more strict way to avoid 
> > signedness mismatch and multiple evaluation.
> > is_signed_type() moved from selftests/kselftest_harness.h 
> > to selftests/kselftest.h.
> > ---
> >  tools/testing/selftests/kselftest.h         | 24 +++++++++++++++++++++
> 
> Heh, reminds me of https://xkcd.com/927.
> 
> All of these #defines are available in tools/include/linux/kernel.h, and it's
> trivially easy for selftests to add all of tools/include to their include path.
> I don't see any reason for the selftests framework to define yet another version,
> just fix the individual tests.

giving the reviews seems that patchset is useless.
still a confusing point for me; after adding tools/include to the
include path of selftes how we can differentaite between  #include
<linux/kernel.h> that under tools/include and one under usr/include.



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