HUB_DEBOUNCE_STABLE 1248 drivers/usb/core/hub.c delay = HUB_DEBOUNCE_STABLE; HUB_DEBOUNCE_STABLE 4417 drivers/usb/core/hub.c if (stable_time >= HUB_DEBOUNCE_STABLE) HUB_DEBOUNCE_STABLE 4437 drivers/usb/core/hub.c if (stable_time < HUB_DEBOUNCE_STABLE)