On Sat, Dec 18, 2021 at 01:20:10PM -0800, Yury Norov wrote:
> +EXPORT_SYMBOL(set_cpu_present);
NAK
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Similarly to the online cpus, the cpu_present_mask is actively used
in the kernel. This patch adds a counter for present cpus, so that
users that call num_present_cpus() would know the result immediately,
instead of calling the bitmap_weight for the mask.
Suggested-by: Nicholas Piggin
Signed-off-
