307 static inline void set_kprobe_instance(struct kprobe *kp)  in set_kprobe_instance()  argument
309 	__this_cpu_write(kprobe_instance, kp);  in set_kprobe_instance()
372 	struct kprobe *kp;  in opt_pre_handler()  local
374 	list_for_each_entry_rcu(kp, &p->list, list) {  in opt_pre_handler()
375 		if (kp->pre_handler && likely(!kprobe_disabled(kp))) {  in opt_pre_handler()
376 			set_kprobe_instance(kp);  in opt_pre_handler()
377 			kp->pre_handler(kp, regs);  in opt_pre_handler()
389 	op = container_of(p, struct optimized_kprobe, kp);  in free_aggr_kprobe()
401 		op = container_of(p, struct optimized_kprobe, kp);  in kprobe_optready()
417 	op = container_of(p, struct optimized_kprobe, kp);  in kprobe_disarmed()
428 		op = container_of(p, struct optimized_kprobe, kp);  in kprobe_queued()
450 		op = container_of(p, struct optimized_kprobe, kp);  in get_optimized_kprobe()
514 		if (kprobe_disabled(&op->kp))  in do_unoptimize_kprobes()
515 			arch_disarm_kprobe(&op->kp);  in do_unoptimize_kprobes()
516 		if (kprobe_unused(&op->kp)) {  in do_unoptimize_kprobes()
522 			hlist_del_rcu(&op->kp.hlist);  in do_unoptimize_kprobes()
535 		if (WARN_ON_ONCE(!kprobe_unused(&op->kp))) {  in do_free_cleaned_kprobes()
542 		free_aggr_kprobe(&op->kp);  in do_free_cleaned_kprobes()
627 	op = container_of(p, struct optimized_kprobe, kp);  in optimize_kprobe()
634 	if (op->kp.flags & KPROBE_FLAG_OPTIMIZED)  in optimize_kprobe()
636 	op->kp.flags |= KPROBE_FLAG_OPTIMIZED;  in optimize_kprobe()
652 	if (kprobe_disabled(&op->kp))  in force_unoptimize_kprobe()
653 		arch_disarm_kprobe(&op->kp);  in force_unoptimize_kprobe()
664 	op = container_of(p, struct optimized_kprobe, kp);  in unoptimize_kprobe()
679 	op->kp.flags &= ~KPROBE_FLAG_OPTIMIZED;  in unoptimize_kprobe()
704 	op = container_of(ap, struct optimized_kprobe, kp);  in reuse_unused_kprobe()
721 	op = container_of(p, struct optimized_kprobe, kp);  in kill_optimized_kprobe()
725 	op->kp.flags &= ~KPROBE_FLAG_OPTIMIZED;  in kill_optimized_kprobe()
735 		hlist_del_rcu(&op->kp.hlist);  in kill_optimized_kprobe()
754 	op = container_of(p, struct optimized_kprobe, kp);  in prepare_optimized_kprobe()
768 	op->kp.addr = p->addr;  in alloc_aggr_kprobe()
771 	return &op->kp;  in alloc_aggr_kprobe()
798 	op = container_of(ap, struct optimized_kprobe, kp);  in try_to_optimize_kprobe()
1062 static int arm_kprobe(struct kprobe *kp)  in arm_kprobe()  argument
1064 	if (unlikely(kprobe_ftrace(kp)))  in arm_kprobe()
1065 		return arm_kprobe_ftrace(kp);  in arm_kprobe()
1069 	__arm_kprobe(kp);  in arm_kprobe()
1077 static int disarm_kprobe(struct kprobe *kp, bool reopt)  in disarm_kprobe()  argument
1079 	if (unlikely(kprobe_ftrace(kp)))  in disarm_kprobe()
1080 		return disarm_kprobe_ftrace(kp);  in disarm_kprobe()
1084 	__disarm_kprobe(kp, reopt);  in disarm_kprobe()
1097 	struct kprobe *kp;  in aggr_pre_handler()  local
1099 	list_for_each_entry_rcu(kp, &p->list, list) {  in aggr_pre_handler()
1100 		if (kp->pre_handler && likely(!kprobe_disabled(kp))) {  in aggr_pre_handler()
1101 			set_kprobe_instance(kp);  in aggr_pre_handler()
1102 			if (kp->pre_handler(kp, regs))  in aggr_pre_handler()
1114 	struct kprobe *kp;  in aggr_post_handler()  local
1116 	list_for_each_entry_rcu(kp, &p->list, list) {  in aggr_post_handler()
1117 		if (kp->post_handler && likely(!kprobe_disabled(kp))) {  in aggr_post_handler()
1118 			set_kprobe_instance(kp);  in aggr_post_handler()
1119 			kp->post_handler(kp, regs, flags);  in aggr_post_handler()
1146 	struct kprobe *kp;  in kprobes_inc_nmissed_count()  local
1150 		list_for_each_entry_rcu(kp, &p->list, list)  in kprobes_inc_nmissed_count()
1151 			kp->nmissed++;  in kprobes_inc_nmissed_count()
1649 	struct kprobe *kp;  in aggr_kprobe_disabled()  local
1651 	list_for_each_entry_rcu(kp, &ap->list, list)  in aggr_kprobe_disabled()
1652 		if (!kprobe_disabled(kp))  in aggr_kprobe_disabled()
1839 	struct kretprobe *rp = container_of(p, struct kretprobe, kp);  in pre_handler_kretprobe()
1914 	if (!kprobe_on_func_entry(rp->kp.addr, rp->kp.symbol_name, rp->kp.offset))  in register_kretprobe()
1918 		addr = kprobe_addr(&rp->kp);  in register_kretprobe()
1928 	rp->kp.pre_handler = pre_handler_kretprobe;  in register_kretprobe()
1929 	rp->kp.post_handler = NULL;  in register_kretprobe()
1930 	rp->kp.fault_handler = NULL;  in register_kretprobe()
1955 	ret = register_kprobe(&rp->kp);  in register_kretprobe()
1994 		if (__unregister_kprobe_top(&rps[i]->kp) < 0)  in unregister_kretprobes()
1995 			rps[i]->kp.addr = NULL;  in unregister_kretprobes()
2000 		if (rps[i]->kp.addr) {  in unregister_kretprobes()
2001 			__unregister_kprobe_bottom(&rps[i]->kp);  in unregister_kretprobes()
2042 	struct kprobe *kp;  in kill_kprobe()  local
2050 		list_for_each_entry_rcu(kp, &p->list, list)  in kill_kprobe()
2051 			kp->flags |= KPROBE_FLAG_GONE;  in kill_kprobe()
2063 int disable_kprobe(struct kprobe *kp)  in disable_kprobe()  argument
2071 	p = __disable_kprobe(kp);  in disable_kprobe()
2081 int enable_kprobe(struct kprobe *kp)  in enable_kprobe()  argument
2089 	p = __get_valid_kprobe(kp);  in enable_kprobe()
2095 	if (kprobe_gone(kp)) {  in enable_kprobe()
2101 	if (p != kp)  in enable_kprobe()
2102 		kp->flags &= ~KPROBE_FLAG_DISABLED;  in enable_kprobe()
2117 void dump_kprobe(struct kprobe *kp)  in dump_kprobe()  argument
2121 	       kp->symbol_name, kp->offset, kp->addr);  in dump_kprobe()
2359 	struct kprobe *p, *kp;  in show_kprobe_addr()  local
2371 			list_for_each_entry_rcu(kp, &p->list, list)  in show_kprobe_addr()
2372 				report_probe(pi, kp, sym, offset, modname, p);  in show_kprobe_addr()