trace
#define trace(fmt, args...) bioslog(TRACE, fmt, ##args)
struct trace {
static inline void trace(struct icom_port *icom_port, char *trace_pt,
static inline void trace(struct icom_port *icom_port, char *trace_pt, unsigned long trace_data) {};
trace_print_func trace;
#define trace(point, args) trace_##point(args)
#define trace(point, args) \
static void trace(struct kmem_cache *s, struct slab *slab, void *object,
struct trace {