| Date | Tue, 20 Sep 2022 08:30:01 +0530 | Subject | Re: [PATCH v3 4/4] arm64: support batched/deferred tlb shootdown during page reclamation | From | Anshuman Khandual <> |
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On 8/22/22 13:51, Yicong Yang wrote: > +static inline bool arch_tlbbatch_should_defer(struct mm_struct *mm) > +{ > + return true; > +}
This needs to be conditional on systems, where there will be performance improvements, and should not just be enabled all the time on all systems. num_online_cpus() > X, which does not hold any cpu hotplug lock would be a good metric ?
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