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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm64/kernel/probes/decode-insn.h
*
* Copyright (C) 2013 Linaro Limited.
*/
#ifndef _ARM_KERNEL_KPROBES_ARM64_H
#define _ARM_KERNEL_KPROBES_ARM64_H
#include <asm/kprobes.h>
/*
* ARM strongly recommends a limit of 128 bytes between LoadExcl and
* StoreExcl instructions in a single thread of execution. So keep the
* max atomic context size as 32.
*/
#define MAX_ATOMIC_CONTEXT_SIZE (128 / sizeof(kprobe_opcode_t))
enum probe_insn {
INSN_REJECTED,
INSN_GOOD_NO_SLOT,
INSN_GOOD,
};
#ifdef CONFIG_KPROBES
enum probe_insn __kprobes
arm_kprobe_decode_insn(kprobe_opcode_t *addr, struct arch_specific_insn *asi);
#endif
enum probe_insn __kprobes
arm_probe_decode_insn(u32 insn, struct arch_probe_insn *asi);
#endif /* _ARM_KERNEL_KPROBES_ARM64_H */
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