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 __trace_note_message(struct blk_trace *bt, struct blkcg *blkcg,  in __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()
312 static void blk_trace_free(struct blk_trace *bt)  in blk_trace_free()
339 static void blk_trace_cleanup(struct blk_trace *bt)  in blk_trace_cleanup()
348 	struct blk_trace *bt;  in __blk_trace_remove()
350 	bt = rcu_replace_pointer(q->blk_trace, NULL,  in __blk_trace_remove()
376 	struct blk_trace *bt = filp->private_data;  in blk_dropped_read()
395 	struct blk_trace *bt;  in blk_msg_write()
425 	struct blk_trace *bt;  in blk_subbuf_start_callback()
458 static void blk_trace_setup_lba(struct blk_trace *bt,  in blk_trace_setup_lba()
482 	struct blk_trace *bt = NULL;  in do_blk_trace_setup()
504 	if (rcu_dereference_protected(q->blk_trace,  in do_blk_trace_setup()
577 	rcu_assign_pointer(q->blk_trace, bt);  in do_blk_trace_setup()
659 	struct blk_trace *bt;  in __blk_trace_startstop()
661 	bt = rcu_dereference_protected(q->blk_trace,  in __blk_trace_startstop()
772 	if (rcu_dereference_protected(q->blk_trace,  in blk_trace_shutdown()
784 	struct blk_trace *bt;  in blk_trace_bio_get_cgid()
787 	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()
899 	struct blk_trace *bt;  in blk_add_trace_bio()
902 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_bio()
956 		struct blk_trace *bt;  in blk_add_trace_getrq()
959 		bt = rcu_dereference(q->blk_trace);  in blk_add_trace_getrq()
975 		struct blk_trace *bt;  in blk_add_trace_sleeprq()
978 		bt = rcu_dereference(q->blk_trace);  in blk_add_trace_sleeprq()
988 	struct blk_trace *bt;  in blk_add_trace_plug()
991 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_plug()
1000 	struct blk_trace *bt;  in blk_add_trace_unplug()
1003 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_unplug()
1022 	struct blk_trace *bt;  in blk_add_trace_split()
1025 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_split()
1056 	struct blk_trace *bt;  in blk_add_trace_bio_remap()
1060 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_bio_remap()
1095 	struct blk_trace *bt;  in blk_add_trace_rq_remap()
1099 	bt = rcu_dereference(q->blk_trace);  in blk_add_trace_rq_remap()
1130 	struct blk_trace *bt;  in blk_add_driver_data()
1133 	bt = rcu_dereference(q->blk_trace);  in blk_add_driver_data()
1666 	struct blk_trace *bt;  in blk_trace_remove_queue()
1668 	bt = rcu_replace_pointer(q->blk_trace, NULL,  in blk_trace_remove_queue()
1685 	struct blk_trace *bt = NULL;  in blk_trace_setup_queue()
1701 	rcu_assign_pointer(q->blk_trace, bt);  in blk_trace_setup_queue()
1832 	struct blk_trace *bt;  in sysfs_blk_trace_attr_show()
1844 	bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_show()
1876 	struct blk_trace *bt;  in sysfs_blk_trace_attr_store()
1905 	bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_store()
1922 		bt = rcu_dereference_protected(q->blk_trace,  in sysfs_blk_trace_attr_store()