usbfs_devices_fops 641 drivers/usb/core/devices.c const struct file_operations usbfs_devices_fops = { usbfs_devices_fops 971 drivers/usb/core/usb.c NULL, &usbfs_devices_fops); usbfs_devices_fops 184 drivers/usb/core/usb.h extern const struct file_operations usbfs_devices_fops;