247 	struct scf_check *scfcp = scfc_in;  in scf_handler()  local
249 	if (likely(scfcp)) {  in scf_handler()
250 		WRITE_ONCE(scfcp->scfc_out, false); // For multiple receivers.  in scf_handler()
251 		if (WARN_ON_ONCE(unlikely(!READ_ONCE(scfcp->scfc_in))))  in scf_handler()
276 	if (unlikely(!scfcp))  in scf_handler()
278 	if (scfcp->scfc_wait)  in scf_handler()
279 		WRITE_ONCE(scfcp->scfc_out, true);  in scf_handler()
281 		kfree(scfcp);  in scf_handler()
287 	struct scf_check *scfcp = scfc_in;  in scf_handler_1()  local
289 …if (likely(scfcp) && WARN_ONCE(smp_processor_id() != scfcp->scfc_cpu, "%s: Wanted CPU %d got CPU %…  in scf_handler_1()
292 	scf_handler(scfcp);  in scf_handler_1()
300 	struct scf_check *scfcp = NULL;  in scftorture_invoke_one()  local
308 		scfcp = kmalloc(sizeof(*scfcp), GFP_ATOMIC);  in scftorture_invoke_one()
309 		if (WARN_ON_ONCE(!scfcp)) {  in scftorture_invoke_one()
312 			scfcp->scfc_cpu = -1;  in scftorture_invoke_one()
313 			scfcp->scfc_wait = scfsp->scfs_wait;  in scftorture_invoke_one()
314 			scfcp->scfc_out = false;  in scftorture_invoke_one()
324 		if (scfcp) {  in scftorture_invoke_one()
325 			scfcp->scfc_cpu = cpu;  in scftorture_invoke_one()
327 			scfcp->scfc_in = true;  in scftorture_invoke_one()
329 		ret = smp_call_function_single(cpu, scf_handler_1, (void *)scfcp, scfsp->scfs_wait);  in scftorture_invoke_one()
335 			kfree(scfcp);  in scftorture_invoke_one()
336 			scfcp = NULL;  in scftorture_invoke_one()
344 		if (scfcp) {  in scftorture_invoke_one()
346 			scfcp->scfc_in = true;  in scftorture_invoke_one()
348 		smp_call_function_many(cpu_online_mask, scf_handler, scfcp, scfsp->scfs_wait);  in scftorture_invoke_one()
355 		if (scfcp) {  in scftorture_invoke_one()
357 			scfcp->scfc_in = true;  in scftorture_invoke_one()
359 		smp_call_function(scf_handler, scfcp, scfsp->scfs_wait);  in scftorture_invoke_one()
363 		if (scfcp)  in scftorture_invoke_one()
364 			scfcp->scfc_out = true;  in scftorture_invoke_one()
366 	if (scfcp && scfsp->scfs_wait) {  in scftorture_invoke_one()
368 				 !scfcp->scfc_out))  in scftorture_invoke_one()
371 			kfree(scfcp);  in scftorture_invoke_one()