165 extern int do_blk_trace_setup(struct request_queue *q,
182 #define blk_add_trace_msg(q, fmt, ...)					\  argument
184 		struct blk_trace *bt = (q)->blk_trace;			\
190 extern void blk_add_driver_data(struct request_queue *q, struct request *rq,
192 extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
194 extern int blk_trace_startstop(struct request_queue *q, int start);
195 extern int blk_trace_remove(struct request_queue *q);
199 #define blk_trace_shutdown(q)			do { } while (0)  argument
200 #define do_blk_trace_setup(q, name, dev, buts)	(-ENOTTY)  argument
201 #define blk_add_driver_data(q, rq, data, len)	do {} while (0)  argument
202 #define blk_trace_setup(q, name, dev, arg)	(-ENOTTY)  argument
203 #define blk_trace_startstop(q, start)		(-ENOTTY)  argument
204 #define blk_trace_remove(q)			(-ENOTTY)  argument
205 #define blk_add_trace_msg(q, fmt, ...)		do { } while (0)  argument