ffs_fs_type      1654 drivers/usb/gadget/function/f_fs.c static struct file_system_type ffs_fs_type = {
ffs_fs_type      1672 drivers/usb/gadget/function/f_fs.c 	ret = register_filesystem(&ffs_fs_type);
ffs_fs_type      1686 drivers/usb/gadget/function/f_fs.c 	unregister_filesystem(&ffs_fs_type);