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