20 int __kprobes arch_prepare_kprobe(struct kprobe *p)  in arch_prepare_kprobe()  argument
22 	if ((unsigned long)p->addr & 3UL)  in arch_prepare_kprobe()
25 	p->ainsn.insn = get_insn_slot();  in arch_prepare_kprobe()
26 	if (!p->ainsn.insn)  in arch_prepare_kprobe()
33 	p->opcode = *p->addr;  in arch_prepare_kprobe()
34 	p->ainsn.insn[0] = p->opcode;  in arch_prepare_kprobe()
35 	p->ainsn.insn[1] = PARISC_KPROBES_BREAK_INSN2;  in arch_prepare_kprobe()
37 	flush_insn_slot(p);  in arch_prepare_kprobe()
41 void __kprobes arch_remove_kprobe(struct kprobe *p)  in arch_remove_kprobe()  argument
43 	if (!p->ainsn.insn)  in arch_remove_kprobe()
46 	free_insn_slot(p->ainsn.insn, 0);  in arch_remove_kprobe()
47 	p->ainsn.insn = NULL;  in arch_remove_kprobe()
50 void __kprobes arch_arm_kprobe(struct kprobe *p)  in arch_arm_kprobe()  argument
52 	patch_text(p->addr, PARISC_KPROBES_BREAK_INSN);  in arch_arm_kprobe()
55 void __kprobes arch_disarm_kprobe(struct kprobe *p)  in arch_disarm_kprobe()  argument
57 	patch_text(p->addr, p->opcode);  in arch_disarm_kprobe()
72 static inline void __kprobes set_current_kprobe(struct kprobe *p)  in set_current_kprobe()  argument
74 	__this_cpu_write(current_kprobe, p);  in set_current_kprobe()
77 static void __kprobes setup_singlestep(struct kprobe *p,  in setup_singlestep()  argument
82 	instruction_pointer_set(regs, (unsigned long)p->ainsn.insn);  in setup_singlestep()
87 	struct kprobe *p;  in parisc_kprobe_break_handler()  local
93 	p = get_kprobe((unsigned long *)regs->iaoq[0]);  in parisc_kprobe_break_handler()
95 	if (!p) {  in parisc_kprobe_break_handler()
109 		set_current_kprobe(p);  in parisc_kprobe_break_handler()
110 		kprobes_inc_nmissed_count(p);  in parisc_kprobe_break_handler()
111 		setup_singlestep(p, kcb, regs);  in parisc_kprobe_break_handler()
116 	set_current_kprobe(p);  in parisc_kprobe_break_handler()
125 	if (!p->pre_handler || !p->pre_handler(p, regs)) {  in parisc_kprobe_break_handler()
126 		setup_singlestep(p, kcb, regs);  in parisc_kprobe_break_handler()
138 	struct kprobe *p = kprobe_running();  in parisc_kprobe_ss_handler()  local
140 	if (!p)  in parisc_kprobe_ss_handler()
143 	if (regs->iaoq[0] != (unsigned long)p->ainsn.insn+4)  in parisc_kprobe_ss_handler()
158 	if (p->post_handler)  in parisc_kprobe_ss_handler()
159 		p->post_handler(p, regs, 0);  in parisc_kprobe_ss_handler()
187 static int __kprobes trampoline_probe_handler(struct kprobe *p,
194 static int __kprobes trampoline_probe_handler(struct kprobe *p,  in trampoline_probe_handler()  argument
218 int __kprobes arch_trampoline_kprobe(struct kprobe *p)  in arch_trampoline_kprobe()  argument
220 	return p->addr == trampoline_p.addr;  in arch_trampoline_kprobe()