1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * arch/arm64/include/asm/kprobes.h 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2013 Linaro Limited 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _ARM_KPROBES_H 9*4882a593Smuzhiyun #define _ARM_KPROBES_H 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <asm-generic/kprobes.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #ifdef CONFIG_KPROBES 14*4882a593Smuzhiyun #include <linux/types.h> 15*4882a593Smuzhiyun #include <linux/ptrace.h> 16*4882a593Smuzhiyun #include <linux/percpu.h> 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #define __ARCH_WANT_KPROBES_INSN_SLOT 19*4882a593Smuzhiyun #define MAX_INSN_SIZE 2 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun #define flush_insn_slot(p) do { } while (0) 22*4882a593Smuzhiyun #define kretprobe_blacklist_size 0 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun #include <asm/probes.h> 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun struct prev_kprobe { 27*4882a593Smuzhiyun struct kprobe *kp; 28*4882a593Smuzhiyun unsigned int status; 29*4882a593Smuzhiyun }; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun /* Single step context for kprobe */ 32*4882a593Smuzhiyun struct kprobe_step_ctx { 33*4882a593Smuzhiyun unsigned long ss_pending; 34*4882a593Smuzhiyun unsigned long match_addr; 35*4882a593Smuzhiyun }; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun /* per-cpu kprobe control block */ 38*4882a593Smuzhiyun struct kprobe_ctlblk { 39*4882a593Smuzhiyun unsigned int kprobe_status; 40*4882a593Smuzhiyun unsigned long saved_irqflag; 41*4882a593Smuzhiyun struct prev_kprobe prev_kprobe; 42*4882a593Smuzhiyun struct kprobe_step_ctx ss_ctx; 43*4882a593Smuzhiyun }; 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun void arch_remove_kprobe(struct kprobe *); 46*4882a593Smuzhiyun int kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr); 47*4882a593Smuzhiyun int kprobe_exceptions_notify(struct notifier_block *self, 48*4882a593Smuzhiyun unsigned long val, void *data); 49*4882a593Smuzhiyun void kretprobe_trampoline(void); 50*4882a593Smuzhiyun void __kprobes *trampoline_probe_handler(struct pt_regs *regs); 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun #endif /* CONFIG_KPROBES */ 53*4882a593Smuzhiyun #endif /* _ARM_KPROBES_H */ 54