20     bus::BusNotifyEvent,
91             let bus = dev  in do_device_attach()  localVariable
92                 .bus()  in do_device_attach()
93                 .and_then(|bus| bus.upgrade())  in do_device_attach()
97             for driver in bus.subsystem().drivers().iter() {  in do_device_attach()
152         if let Some(bus) = driver.bus().and_then(|bus| bus.upgrade()) {  in do_device_attach_driver()
153             let r = bus.match_device(&data.dev, driver);  in do_device_attach_driver()
211         } else if let Some(bus) = dev.bus().and_then(|bus| bus.upgrade()) {  in device_bind_driver()
212             bus.subsystem().bus_notifier().call_chain(  in device_bind_driver()
289         let bus = driver  in driver_attach()  localVariable
290             .bus()  in driver_attach()
291             .and_then(|bus| bus.upgrade())  in driver_attach()
293         for dev in bus.subsystem().devices().iter() {  in driver_attach()
330             .bus()  in match_device()
331             .and_then(|bus| bus.upgrade())  in match_device()
386             if let Some(bus) = device.bus().and_then(|bus| bus.upgrade()) {  in really_probe()
387                 bus.subsystem().bus_notifier().call_chain(  in really_probe()
469         if let Some(bus) = device.bus().and_then(|bus| bus.upgrade()) {  in add_to_sysfs()
470             bus.subsystem().bus_notifier().call_chain(  in add_to_sysfs()
512         let bus = device  in call_driver_probe()  localVariable
513             .bus()  in call_driver_probe()
514             .and_then(|bus| bus.upgrade())  in call_driver_probe()
516         let r = bus.probe(device);  in call_driver_probe()
565         if let Some(bus) = device.bus().and_then(|bus| bus.upgrade()) {  in driver_bound()
566             bus.subsystem().bus_notifier().call_chain(  in driver_bound()