On Tue, Mar 12, 2019 at 03:34:04PM -0700, Roman Gushchin wrote: > @@ -2180,50 +2179,8 @@ static int memcg_hotplug_cpu_dead(unsigned int cpu) > + for_each_mem_cgroup(memcg) > + memcg_flush_offline_percpu(memcg, get_cpu_mask(cpu));
cpumask_of(cpu) is the official API function, with kerneldoc and everything. I think get_cpu_mask() is just an implementation helper. [hannes@computer linux]$ git grep cpumask_of | wc -l 400 [hannes@computer linux]$ git grep get_cpu_mask | wc -l 20 Otherwise, looks good to me!
