21  * @preamble: The method to run on the initiator thread before the action is applied to each zone.
31 	vdo_action_preamble_fn preamble;  member
200 	/* Skip the zone actions since the preamble failed. */  in handle_preamble_error()
214 		/* We aren't going to run the preamble, so don't run the conclusion */  in launch_current_action()
230 	action->preamble(manager->context, &manager->completion);  in launch_current_action()
278  * @preamble: A method to be invoked on the initiator thread once this action is started but before
288  * if it has a parent, that parent will be notified. At least one of the preamble, action, or
293 bool vdo_schedule_action(struct action_manager *manager, vdo_action_preamble_fn preamble,  in vdo_schedule_action()  argument
297 	return vdo_schedule_operation(manager, VDO_ADMIN_STATE_OPERATING, preamble,  in vdo_schedule_action()
305  * @preamble: A method to be invoked on the initiator thread once this action is started but before
315  * scheduled, and, if it has a parent, that parent will be notified. At least one of the preamble,
322 			    vdo_action_preamble_fn preamble, vdo_zone_action_fn action,  in vdo_schedule_operation()  argument
326 	return vdo_schedule_operation_with_context(manager, operation, preamble, action,  in vdo_schedule_operation()
334  * @preamble: A method to be invoked on the initiator thread once this action is started but before
346  * scheduled, and, if it has a parent, that parent will be notified. At least one of the preamble,
353 					 vdo_action_preamble_fn preamble,  in vdo_schedule_operation_with_context()  argument
376 		.preamble = (preamble == NULL) ? no_preamble : preamble,  in vdo_schedule_operation_with_context()