HelenOS sources

usb_polling_fini  204 uspace/drv/bus/usb/usbhub/usbhub.c 	usb_polling_fini(&hub->polling);
usb_polling_fini  293 uspace/drv/bus/usb/usbhub/usbhub.c 		usb_polling_fini(polling);
usb_polling_fini  558 uspace/drv/hid/usbhid/usbhid.c 	usb_polling_fini(&hid_dev->polling);
usb_polling_fini  148 uspace/lib/usbdev/include/usb/dev/poll.h void usb_polling_fini(usb_polling_t *);