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 ?
