usb_memory
struct usb_memory *usbm;
static struct usb_memory *
struct usb_memory *usbm = NULL, *iter;
static void dec_usb_memory_use_count(struct usb_memory *usbm, int *count)
usbm->size + sizeof(struct usb_memory));
struct usb_memory *usbm = vma->vm_private_data;
struct usb_memory *usbm = vma->vm_private_data;
struct usb_memory *usbm = NULL;
ret = usbfs_increase_memory_usage(size + sizeof(struct usb_memory));
usbm = kzalloc_obj(struct usb_memory);
usbfs_decrease_memory_usage(size + sizeof(struct usb_memory));