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()
539 	if (rcu_dereference_protected(q->blk_trace,  in do_blk_trace_setup()
610 	rcu_assign_pointer(q->blk_trace, bt);  in do_blk_trace_setup()
683 	struct blk_trace *bt;  in __blk_trace_startstop()
685 	bt = rcu_dereference_protected(q->blk_trace,  in __blk_trace_startstop()
761 	if (rcu_dereference_protected(q->blk_trace,  in blk_trace_shutdown()
770 	struct blk_trace *bt;  in blk_trace_bio_get_cgid()
773 	bt = rcu_dereference_protected(q->blk_trace, 1);  in blk_trace_bio_get_cgid()
817 	struct blk_trace *bt;  in blk_add_trace_rq()
820 	bt = rcu_dereference(rq->q->blk_trace);  in blk_add_trace_rq()
881 	struct blk_trace *bt;  in blk_add_trace_bio()
884 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_bio()
932 	struct blk_trace *bt;  in blk_add_trace_plug()
935 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_plug()
944 	struct blk_trace *bt;  in blk_add_trace_unplug()
947 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_unplug()
965 	struct blk_trace *bt;  in blk_add_trace_split()
968 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_split()
994 	struct blk_trace *bt;  in blk_add_trace_bio_remap()
998 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_bio_remap()
1030 	struct blk_trace *bt;  in blk_add_trace_rq_remap()
1034 	bt = rcu_dereference(rq->q->blk_trace);  in blk_add_trace_rq_remap()
1062 	struct blk_trace *bt;  in blk_add_driver_data()
1065 	bt = rcu_dereference(rq->q->blk_trace);  in blk_add_driver_data()
1596 	struct blk_trace *bt;  in blk_trace_remove_queue()
1598 	bt = rcu_replace_pointer(q->blk_trace, NULL,  in blk_trace_remove_queue()
1617 	struct blk_trace *bt = NULL;  in blk_trace_setup_queue()
1633 	rcu_assign_pointer(q->blk_trace, bt);  in blk_trace_setup_queue()
1756 	struct blk_trace *bt;  in sysfs_blk_trace_attr_show()
1761 	bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_show()
1790 	struct blk_trace *bt;  in sysfs_blk_trace_attr_store()
1812 	bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_store()
1829 		bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_store()