26  * be shared by works on different cpus.
35 /* the actual stopper, one per every possible cpu, enabled on online cpus */
94  * partially or fully on different cpus.  @fn should either be ready
179  * stop_cpus - stop multiple cpus
180  * @cpumask: cpus to stop
184  * Execute @fn(@arg) on online cpus in @cpumask.  On each target cpu,
189  * This function doesn't guarantee the cpus in @cpumask stay online
190  * till @fn completes.  If some cpus go down in the middle, execution
191  * on the cpu may happen partially or fully on different cpus.  @fn
193  * the cpus stay online until this function completes.
196  * for all cpus to start executing it.
202  * -ENOENT if @fn(@arg) was not executed at all because all cpus in
218  * try_stop_cpus - try to stop multiple cpus
219  * @cpumask: cpus to stop
230  * -EAGAIN if someone else is already stopping cpus, -ENOENT if
231  * @fn(@arg) was not executed at all because all cpus in @cpumask were
485 int __stop_machine(int (*fn)(void *), void *data, const struct cpumask *cpus)  in __stop_machine()  argument
489 					    .active_cpus = cpus };  in __stop_machine()
510 	/* Set the initial state and stop all online cpus. */  in __stop_machine()
515 int stop_machine(int (*fn)(void *), void *data, const struct cpumask *cpus)  in stop_machine()  argument
519 	/* No CPUs can come up or down during this. */  in stop_machine()
521 	ret = __stop_machine(fn, data, cpus);  in stop_machine()
531  * @cpus: the cpus to run the @fn() on (NULL = any online cpu)
543  * Local CPU is inactive.  Temporarily stops all active CPUs.
550 				  const struct cpumask *cpus)  in stop_machine_from_inactive_cpu()  argument
553 					    .active_cpus = cpus };  in stop_machine_from_inactive_cpu()
565 	/* Schedule work on other CPUs and execute directly for local CPU */  in stop_machine_from_inactive_cpu()