1884 	if (refcount_dec_and_test(&ri->rph->ref))  in free_rp_inst_rcu()
1885 		kfree(ri->rph);  in free_rp_inst_rcu()
1945 	if (refcount_sub_and_test(count, &rp->rph->ref)) {  in free_rp_inst()
1946 		kfree(rp->rph);  in free_rp_inst()
1947 		rp->rph = NULL;  in free_rp_inst()
2252 	rp->rph = kzalloc(sizeof(struct kretprobe_holder), GFP_KERNEL);  in register_kretprobe()
2253 	if (!rp->rph)  in register_kretprobe()
2256 	rcu_assign_pointer(rp->rph->rp, rp);  in register_kretprobe()
2260 			refcount_set(&rp->rph->ref, i);  in register_kretprobe()
2264 		inst->rph = rp->rph;  in register_kretprobe()
2267 	refcount_set(&rp->rph->ref, i);  in register_kretprobe()
2316 		rcu_assign_pointer(rps[i]->rph->rp, NULL);  in unregister_kretprobes()