oxu_murb
static void oxu_murb_free(struct oxu_hcd *oxu, struct oxu_murb *murb)
static struct oxu_murb *oxu_murb_alloc(struct oxu_hcd *oxu)
struct oxu_murb *murb = NULL;
oxu->murb_pool = kzalloc_objs(struct oxu_murb, MURB_NUM, flags);
struct oxu_murb *murb = NULL;
murb = (struct oxu_murb *) last->urb;
urb : ((struct oxu_murb *) urb)->main,
murb = (struct oxu_murb *) last->urb;
((struct oxu_murb *) murb)->main = urb;
((struct oxu_murb *) murb)->last = 0;
((struct oxu_murb *) murb)->main = urb;
((struct oxu_murb *) murb)->last = 1;
struct oxu_murb *murb_pool; /* murb per split big urb */