47 static struct um_timetravel_schedshm *time_travel_shm;  variable
81 	time_travel_shm = os_mmap_rw_shared(fd, sizeof(*time_travel_shm));  in time_travel_setup_shm()
83 	if (!time_travel_shm)  in time_travel_setup_shm()
86 	len = time_travel_shm->len;  in time_travel_setup_shm()
88 	if (time_travel_shm->version != UM_TIMETRAVEL_SCHEDSHM_VERSION ||  in time_travel_setup_shm()
89 	    len < struct_size(time_travel_shm, clients, id + 1)) {  in time_travel_setup_shm()
90 		os_unmap_memory(time_travel_shm, sizeof(*time_travel_shm));  in time_travel_setup_shm()
91 		time_travel_shm = NULL;  in time_travel_setup_shm()
95 	time_travel_shm = os_mremap_rw_shared(time_travel_shm,  in time_travel_setup_shm()
96 					      sizeof(*time_travel_shm),  in time_travel_setup_shm()
98 	if (!time_travel_shm)  in time_travel_setup_shm()
101 	time_travel_shm_offset = time_travel_shm->current_time;  in time_travel_setup_shm()
102 	time_travel_shm_client = &time_travel_shm->clients[id];  in time_travel_setup_shm()
106 	time_travel_ext_free_until = &time_travel_shm->free_until;  in time_travel_setup_shm()
160 		if (time_travel_shm) {  in time_travel_handle_message()
170 		if (time_travel_shm)  in time_travel_handle_message()
215 	if (msg.op == UM_TIMETRAVEL_WAIT && time_travel_shm)  in time_travel_ext_req()
277 	if (time_travel_shm) {  in time_travel_ext_update_request()
280 		running = &time_travel_shm->clients[time_travel_shm->running_id];  in time_travel_ext_update_request()
287 			if (time < time_travel_shm->free_until)  in time_travel_ext_update_request()
288 				time_travel_shm->free_until = time;  in time_travel_ext_update_request()
300 	if (time_travel_shm) {  in __time_travel_propagate_time()
301 		if (time_travel_shm->running_id != time_travel_shm_id)  in __time_travel_propagate_time()
303 		time_travel_shm->current_time = time_travel_time +  in __time_travel_propagate_time()
342 	if (!time_travel_shm)  in time_travel_ext_wait()
366 	if (time_travel_shm)  in time_travel_ext_get_time()
367 		time_travel_set_time(time_travel_shm->current_time -  in time_travel_ext_get_time()