| Date | Tue, 5 Jul 2022 19:08:53 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 05/13] locking/qspinlock: be less clever with the preprocessor |
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On Tue, Jul 05, 2022 at 12:38:12AM +1000, Nicholas Piggin wrote: > Stop qspinlock.c including itself and avoid most of the function > renaming with the preprocessor. > > This is mostly done by having the common slowpath code take a 'bool > paravirt' argument and adjusting code based on that.
What does code-gen do? Is it clever enough to constant fold the lot?
Should we be using __always_inline to ensure the compiler doesn't decide against inlining because $raisin and then emitting extra condtionals?
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