69 static void trace_note(struct blk_trace *bt, pid_t pid, int action,  in trace_note()
121 	struct blk_trace *bt;  in trace_note_tsk()
132 static void trace_note_time(struct blk_trace *bt)  in trace_note_time()
148 void __blk_trace_note_message(struct blk_trace *bt,  in __blk_trace_note_message()
185 static int act_log_check(struct blk_trace *bt, u32 what, sector_t sector,  in act_log_check()
215 static void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes,  in __blk_add_trace()
314 static void blk_trace_free(struct request_queue *q, struct blk_trace *bt)  in blk_trace_free()
349 static int blk_trace_start(struct blk_trace *bt)  in blk_trace_start()
366 static int blk_trace_stop(struct blk_trace *bt)  in blk_trace_stop()
380 static void blk_trace_cleanup(struct request_queue *q, struct blk_trace *bt)  in blk_trace_cleanup()
390 	struct blk_trace *bt;  in __blk_trace_remove()
392 	bt = rcu_replace_pointer(q->blk_trace, NULL,  in __blk_trace_remove()
417 	struct blk_trace *bt = filp->private_data;  in blk_dropped_read()
436 	struct blk_trace *bt;  in blk_msg_write()
466 	struct blk_trace *bt;  in blk_subbuf_start_callback()
499 static void blk_trace_setup_lba(struct blk_trace *bt,  in blk_trace_setup_lba()
518 	struct blk_trace *bt = NULL;  in do_blk_trace_setup()
540 	if (rcu_dereference_protected(q->blk_trace,  in do_blk_trace_setup()
611 	rcu_assign_pointer(q->blk_trace, bt);  in do_blk_trace_setup()
692 	struct blk_trace *bt;  in __blk_trace_startstop()
694 	bt = rcu_dereference_protected(q->blk_trace,  in __blk_trace_startstop()
774 	if (rcu_dereference_protected(q->blk_trace,  in blk_trace_shutdown()
783 	struct blk_trace *bt;  in blk_trace_bio_get_cgid()
786 	bt = rcu_dereference_protected(q->blk_trace, 1);  in blk_trace_bio_get_cgid()
830 	struct blk_trace *bt;  in blk_add_trace_rq()
833 	bt = rcu_dereference(rq->q->blk_trace);  in blk_add_trace_rq()
894 	struct blk_trace *bt;  in blk_add_trace_bio()
897 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_bio()
945 	struct blk_trace *bt;  in blk_add_trace_plug()
948 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_plug()
957 	struct blk_trace *bt;  in blk_add_trace_unplug()
960 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_unplug()
978 	struct blk_trace *bt;  in blk_add_trace_split()
981 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_split()
1007 	struct blk_trace *bt;  in blk_add_trace_bio_remap()
1011 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_bio_remap()
1043 	struct blk_trace *bt;  in blk_add_trace_rq_remap()
1047 	bt = rcu_dereference(rq->q->blk_trace);  in blk_add_trace_rq_remap()
1075 	struct blk_trace *bt;  in blk_add_driver_data()
1078 	bt = rcu_dereference(rq->q->blk_trace);  in blk_add_driver_data()
1609 	struct blk_trace *bt;  in blk_trace_remove_queue()
1611 	bt = rcu_replace_pointer(q->blk_trace, NULL,  in blk_trace_remove_queue()
1630 	struct blk_trace *bt = NULL;  in blk_trace_setup_queue()
1646 	rcu_assign_pointer(q->blk_trace, bt);  in blk_trace_setup_queue()
1769 	struct blk_trace *bt;  in sysfs_blk_trace_attr_show()
1774 	bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_show()
1803 	struct blk_trace *bt;  in sysfs_blk_trace_attr_store()
1825 	bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_store()
1842 		bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_store()