35 lines
1.0 KiB
C
35 lines
1.0 KiB
C
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/*
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* arch/arm64/kernel/probes/decode-insn.h
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*
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* Copyright (C) 2013 Linaro Limited.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef _ARM_KERNEL_KPROBES_ARM64_H
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#define _ARM_KERNEL_KPROBES_ARM64_H
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/*
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* ARM strongly recommends a limit of 128 bytes between LoadExcl and
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* StoreExcl instructions in a single thread of execution. So keep the
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* max atomic context size as 32.
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*/
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#define MAX_ATOMIC_CONTEXT_SIZE (128 / sizeof(kprobe_opcode_t))
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enum kprobe_insn {
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INSN_REJECTED,
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INSN_GOOD,
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};
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enum kprobe_insn __kprobes
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arm_kprobe_decode_insn(kprobe_opcode_t *addr, struct arch_specific_insn *asi);
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#endif /* _ARM_KERNEL_KPROBES_ARM64_H */
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