33 extern int do_blk_trace_setup(struct request_queue *q, char *name,
52 #define blk_add_trace_msg(q, fmt, ...)					\  argument
54 		struct blk_trace *bt = (q)->blk_trace;			\
60 extern void blk_add_driver_data(struct request_queue *q, struct request *rq,
62 extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
65 extern int blk_trace_startstop(struct request_queue *q, int start);
66 extern int blk_trace_remove(struct request_queue *q);
74 # define blk_trace_shutdown(q)				do { } while (0)  argument
75 # define do_blk_trace_setup(q, name, dev, bdev, buts)	(-ENOTTY)  argument
76 # define blk_add_driver_data(q, rq, data, len)		do {} while (0)  argument
77 # define blk_trace_setup(q, name, dev, bdev, arg)	(-ENOTTY)  argument
78 # define blk_trace_startstop(q, start)			(-ENOTTY)  argument
79 # define blk_trace_remove(q)				(-ENOTTY)  argument
80 # define blk_add_trace_msg(q, fmt, ...)			do { } while (0)  argument