On Mon, Dec 03, 2018 at 11:40:00PM -0800, Alison Schofield wrote: > static int mktme_program_system(struct mktme_key_program *key_program, > - cpumask_var_t mktme_cpumask) > + cpumask_var_t mktme_cpumask, int hotplug) > { > struct mktme_hw_program_info info = { > .key_program = key_program, > .status = MKTME_PROG_SUCCESS, > }; > - get_online_cpus(); > - on_each_cpu_mask(mktme_cpumask, mktme_program_package, &info, 1); > - put_online_cpus(); > + > + if (!hotplug) { > + get_online_cpus(); > + on_each_cpu_mask(mktme_cpumask, mktme_program_package, > + &info, 1); > + put_online_cpus(); > + } else { > + on_each_cpu_mask(mktme_cpumask, mktme_program_package, > + &info, 1); > + } > > return info.status; > } That is pretty horrible; and I think easily avoided.