85 int __kprobes arch_prepare_kprobe(struct kprobe *p)  in arch_prepare_kprobe()  argument
87 	unsigned long addr = (unsigned long)p->addr;  in arch_prepare_kprobe()
92 	if (insn_has_control(*p->addr)) {  in arch_prepare_kprobe()
98 	p->ainsn.insn = get_insn_slot();  in arch_prepare_kprobe()
99 	if (!p->ainsn.insn)  in arch_prepare_kprobe()
107 	memcpy(&p->ainsn.insn[0], p->addr, sizeof(kprobe_opcode_t));  in arch_prepare_kprobe()
108 	p->ainsn.insn[1] = breakpoint2_insn;  in arch_prepare_kprobe()
109 	p->opcode = *p->addr;  in arch_prepare_kprobe()
114 void __kprobes arch_arm_kprobe(struct kprobe *p)  in arch_arm_kprobe()  argument
119 	addr_wr = (unsigned long)p->addr - MEM_SV_START + PAGE_OFFSET;  in arch_arm_kprobe()
126 	flush_insn_slot(p);  in arch_arm_kprobe()
144 void __kprobes arch_remove_kprobe(struct kprobe *p)  in arch_remove_kprobe()  argument
146 	if (p->ainsn.insn) {  in arch_remove_kprobe()
147 		free_insn_slot(p->ainsn.insn, 0);  in arch_remove_kprobe()
148 		p->ainsn.insn = NULL;  in arch_remove_kprobe()
166 static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs,  in set_current_kprobe()  argument
169 	__this_cpu_write(current_kprobe, p);  in set_current_kprobe()
173 static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)  in prepare_singlestep()  argument
176 	if (p->opcode == breakpoint_insn ||  in prepare_singlestep()
177 	    p->opcode == breakpoint2_insn)  in prepare_singlestep()
178 		regs->pc = (unsigned long)p->addr;  in prepare_singlestep()
180 		regs->pc = (unsigned long)&p->ainsn.insn[0];  in prepare_singlestep()
185 	struct kprobe *p;  in kprobe_handler()  local
201 		p = get_kprobe(addr);  in kprobe_handler()
202 		if (p) {  in kprobe_handler()
204 			    p->ainsn.insn[0] == breakpoint_insn) {  in kprobe_handler()
215 			set_current_kprobe(p, regs, kcb);  in kprobe_handler()
216 			kprobes_inc_nmissed_count(p);  in kprobe_handler()
217 			prepare_singlestep(p, regs);  in kprobe_handler()
230 			p = __this_cpu_read(current_kprobe);  in kprobe_handler()
231 			if (p->break_handler && p->break_handler(p, regs))  in kprobe_handler()
237 	p = get_kprobe(addr);  in kprobe_handler()
238 	if (!p) {  in kprobe_handler()
253 	set_current_kprobe(p, regs, kcb);  in kprobe_handler()
256 	if (p->pre_handler && p->pre_handler(p, regs)) {  in kprobe_handler()
262 	prepare_singlestep(p, regs);  in kprobe_handler()
281 static void __kprobes resume_execution(struct kprobe *p,  in resume_execution()  argument
372 int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)  in setjmp_pre_handler()  argument
374 	struct jprobe *jp = container_of(p, struct jprobe, kp);  in setjmp_pre_handler()
399 int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)  in longjmp_break_handler()  argument
445 static int __kprobes trampoline_probe_handler(struct kprobe *p,  in trampoline_probe_handler()  argument
510 int __kprobes arch_trampoline_kprobe(struct kprobe *p)  in arch_trampoline_kprobe()  argument
512 	if (p->addr == (kprobe_opcode_t *)kretprobe_trampoline)  in arch_trampoline_kprobe()