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Re: [PATCH 5/9] ath9k_hw: remove the old ANI implementation

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Felix Fietkau wrote:
> Having two similar implementations of the same thing in the code,
> partially overlapping, makes the code hard to follow and hard to fix.
> Also, as I pointed out, the issue of regressions creeping in because of
> complex code is not theoretical, it has already happened, and I believe
> it is likely to happen again unless the root cause (spaghetti code) is
> fixed.
> The main state machine of the new implementation is much easier to
> understand and follow than the old one, and I'm confident that it'll be
> much easier for us to fix bugs there.

Speaking of bugs, ANI doesn't even get triggered on a system with HZ=1000
and PowerSave is enabled. The check for the power state causes it to exit
early, I think.

Sujith
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