Re: [PATCH 1/2] arm64: capabilities: Allow flexibility in scope

From: Suzuki K Poulose
Date: Fri Feb 09 2018 - 07:16:22 EST


>>> I'm not sure we need extra comments or documentation; I just want
>>> to check that I've understood the patch correctly.
>>
>> So, would you prefer this split to the original patch ?
>
> I think splitting out this patch (1/2) makes sense.
>
>
> For the second part (2/2) of the split, I still find that hard to
> review. The commit message suggests trivially obvious refactoring
> only, but I think there are three things going on:
>
> 1) moving functions around (with the intention of merging them)
> 2) merging functions together
> 3) other miscellaneous bits of refactoring, and cleanups that become
> "obvious" after steps (1) and (2).
>
> The refactoring is likely straightfoward, but the resulting diff is
> not (at least, I struggle to read it).
>
> Could you split the second part along the lines if (1)..(3) above?
> I think that would make for much easier review. (Sorry to be a pain!)
>
> Also, the second patch leaves at least one function that does nothing
> except call a second function that has no other caller. It may do
> no harm to remove and inline any such function. (Falls under (3),
> I guess.)
>

Here it goes...

Suzuki K Poulose (4):
arm64: capabilities: Prepare for grouping features and errata work
arounds
arm64: capabilities: Split the processing of errata work arounds
arm64: capabilities: Allow features based on local CPU scope
arm64: capabilities: Group handling of features and errata workarounds

arch/arm64/kernel/cpufeature.c | 91 ++++++++++++++++++++----------------------
1 file changed, 43 insertions(+), 48 deletions(-)

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2.14.3