60 static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)  in save_previous_kprobe()  argument
62 	kcb->prev_kprobe.kp = kprobe_running();  in save_previous_kprobe()
63 	kcb->prev_kprobe.status = kcb->kprobe_status;  in save_previous_kprobe()
66 static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb)  in restore_previous_kprobe()  argument
68 	__this_cpu_write(current_kprobe, kcb->prev_kprobe.kp);  in restore_previous_kprobe()
69 	kcb->kprobe_status = kcb->prev_kprobe.status;  in restore_previous_kprobe()
78 		struct kprobe_ctlblk *kcb, struct pt_regs *regs)  in setup_singlestep()  argument
80 	kcb->iaoq[0] = regs->iaoq[0];  in setup_singlestep()
81 	kcb->iaoq[1] = regs->iaoq[1];  in setup_singlestep()
88 	struct kprobe_ctlblk *kcb;  in parisc_kprobe_break_handler()  local
92 	kcb = get_kprobe_ctlblk();  in parisc_kprobe_break_handler()
108 		save_previous_kprobe(kcb);  in parisc_kprobe_break_handler()
111 		setup_singlestep(p, kcb, regs);  in parisc_kprobe_break_handler()
112 		kcb->kprobe_status = KPROBE_REENTER;  in parisc_kprobe_break_handler()
117 	kcb->kprobe_status = KPROBE_HIT_ACTIVE;  in parisc_kprobe_break_handler()
126 		setup_singlestep(p, kcb, regs);  in parisc_kprobe_break_handler()
127 		kcb->kprobe_status = KPROBE_HIT_SS;  in parisc_kprobe_break_handler()
137 	struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();  in parisc_kprobe_ss_handler()  local
147 	if (kcb->kprobe_status == KPROBE_REENTER) {  in parisc_kprobe_ss_handler()
148 		restore_previous_kprobe(kcb);  in parisc_kprobe_ss_handler()
169 		regs->iaoq[0] = kcb->iaoq[1];  in parisc_kprobe_ss_handler()
172 		regs->iaoq[0] = kcb->iaoq[1];  in parisc_kprobe_ss_handler()
176 	kcb->kprobe_status = KPROBE_HIT_SSDONE;  in parisc_kprobe_ss_handler()