RE: [PATCH v3] hv_netvsc: Add per-cpu ethtool stats for netvsc

[Yidong Ren]

> From: Yidong Ren <yidren@xxxxxxxxxxxxxxxxx>
> Sent: Monday, July 23, 2018 6:26 PM
> +	pcpu_sum = kvmalloc(sizeof(struct netvsc_ethtool_pcpu_stats) *
> +			num_present_cpus(), GFP_KERNEL);

Since there is no plan for CPU hotplug in Hyper-V in short term, it is fine 
to use num_present_cpus for now. We can move to debugfs later if necessary.