28 	struct blk_error_inject *inj;  in __blk_error_inject()  local
31 	list_for_each_entry_rcu(inj, &disk->error_injection_list, entry) {  in __blk_error_inject()
32 		if (bio_op(bio) != inj->op)  in __blk_error_inject()
42 		if (bio->bi_iter.bi_sector > inj->end ||  in __blk_error_inject()
43 		    bio_end_sector(bio) <= inj->start)  in __blk_error_inject()
45 		if (inj->chance > 1 && (get_random_u32() % inj->chance) != 0)  in __blk_error_inject()
49 				disk->part0, blk_status_to_str(inj->status),  in __blk_error_inject()
50 				blk_op_str(inj->op), bio->bi_iter.bi_sector,  in __blk_error_inject()
52 		bio->bi_status = inj->status;  in __blk_error_inject()
65 	struct blk_error_inject *inj;  in error_inject_add()  local
73 	inj = kzalloc_obj(*inj);  in error_inject_add()
74 	if (!inj)  in error_inject_add()
80 		inj->end = start + nr_sectors - 1;  in error_inject_add()
82 		inj->end = U64_MAX;  in error_inject_add()
85 	inj->op = op;  in error_inject_add()
86 	inj->start = start;  in error_inject_add()
87 	inj->status = status;  in error_inject_add()
88 	inj->chance = chance;  in error_inject_add()
108 	list_add_rcu(&inj->entry, &disk->error_injection_list);  in error_inject_add()
114 	kfree(inj);  in error_inject_add()
120 	struct blk_error_inject *inj;  in error_inject_removeall()  local
125 	while ((inj = list_first_entry_or_null(&disk->error_injection_list,  in error_inject_removeall()
127 		list_del_rcu(&inj->entry);  in error_inject_removeall()
128 		kfree_rcu_mightsleep(inj);  in error_inject_removeall()
275 	struct blk_error_inject *inj;  in blk_error_injection_show()  local
278 	list_for_each_entry_rcu(inj, &disk->error_injection_list, entry) {  in blk_error_injection_show()
280 			   inj->start, inj->end,  in blk_error_injection_show()
281 			   blk_op_str(inj->op),  in blk_error_injection_show()
282 			   blk_status_to_tag(inj->status), inj->chance);  in blk_error_injection_show()