79 	 * CPUs might arrive late, either due to hardware latencies or  in smpcfd_dying_cpu()
255 	 * better run first since some other CPUs may be busy waiting  in flush_smp_call_function_queue()
265  * @wait: If true, wait until function has completed on other CPUs.
356  * smp_call_function_any - Run a function on any of the given cpus
357  * @mask: The mask of cpus it can run on.
362  * Returns 0 on success, else a negative status code (if no cpus were online).
399  * smp_call_function_many(): Run a function on a set of other CPUs.
400  * @mask: The set of cpus to run on (only runs on online subset).
404  *        on other CPUs.
440 	/* No online cpus?  We're done. */  in smp_call_function_many()
460 	/* Some callers race with other cpus changing the passed mask */  in smp_call_function_many()
477 	/* Send a message to all CPUs in the map */  in smp_call_function_many()
492  * smp_call_function(): Run a function on all other CPUs.
496  *        on other CPUs.
514 /* Setup configured maximum number of CPUs to activate */
526  * greater than 0, limits the maximum number of CPUs activated in
586 	pr_info("Bringing up secondary CPUs ...\n");  in smp_init()
627  * @mask: The set of cpus to run on (only runs on online subset).
631  *        on other CPUs.
659  * for all the required CPUs to finish. This may include the local
666  * @func:	The function to run on all applicable CPUs.
670  *		completed on other CPUs.
677  * Preemption is disabled to protect against CPUs going offline but not online.
678  * CPUs going online during the call will not be seen or sent an IPI.
687 	cpumask_var_t cpus;  in on_each_cpu_cond_mask()  local
692 	if (likely(zalloc_cpumask_var(&cpus, (gfp_flags|__GFP_NOWARN)))) {  in on_each_cpu_cond_mask()
696 				__cpumask_set_cpu(cpu, cpus);  in on_each_cpu_cond_mask()
697 		on_each_cpu_mask(cpus, func, info, wait);  in on_each_cpu_cond_mask()
699 		free_cpumask_var(cpus);  in on_each_cpu_cond_mask()
731  * kick_all_cpus_sync - Force all cpus out of idle
735  * callback function has been executed on all cpus. The execution of
736  * the function can only happen on the remote cpus after they have
743 	/* Make sure the change is visible before we kick the cpus */  in kick_all_cpus_sync()
750  * wake_up_all_idle_cpus - break all cpus out of idle
751  * wake_up_all_idle_cpus try to break all cpus which is in idle state even
752  * including idle polling cpus, for non-idle cpus, we will do nothing