2 * arch/arm64/include/asm/kprobes.h
4 * Copyright (C) 2013 Linaro Limited
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
16 #ifndef _ARM_KPROBES_H
17 #define _ARM_KPROBES_H
19 #include <linux/types.h>
20 #include <linux/ptrace.h>
21 #include <linux/percpu.h>
23 #define __ARCH_WANT_KPROBES_INSN_SLOT
24 #define MAX_INSN_SIZE 1
26 #define flush_insn_slot(p) do { } while (0)
27 #define kretprobe_blacklist_size 0
29 #include <asm/probes.h>
36 /* Single step context for kprobe */
37 struct kprobe_step_ctx {
38 unsigned long ss_pending;
39 unsigned long match_addr;
42 /* per-cpu kprobe control block */
43 struct kprobe_ctlblk {
44 unsigned int kprobe_status;
45 unsigned long saved_irqflag;
46 struct prev_kprobe prev_kprobe;
47 struct kprobe_step_ctx ss_ctx;
48 struct pt_regs jprobe_saved_regs;
51 void arch_remove_kprobe(struct kprobe *);
52 int kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr);
53 int kprobe_exceptions_notify(struct notifier_block *self,
54 unsigned long val, void *data);
55 int kprobe_breakpoint_handler(struct pt_regs *regs, unsigned int esr);
56 int kprobe_single_step_handler(struct pt_regs *regs, unsigned int esr);
57 void kretprobe_trampoline(void);
58 void __kprobes *trampoline_probe_handler(struct pt_regs *regs);
60 #endif /* _ARM_KPROBES_H */