uprobes.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (C) 2014-2016 Pratyush Anand <panand@redhat.com>
 4 */
 5
 6#ifndef _ASM_UPROBES_H
 7#define _ASM_UPROBES_H
 8
 9#include <asm/debug-monitors.h>
10#include <asm/insn.h>
11#include <asm/probes.h>
12
13#define UPROBE_SWBP_INSN	cpu_to_le32(BRK64_OPCODE_UPROBES)
14#define UPROBE_SWBP_INSN_SIZE	AARCH64_INSN_SIZE
15#define UPROBE_XOL_SLOT_BYTES	AARCH64_INSN_SIZE
16
17typedef __le32 uprobe_opcode_t;
18
19struct arch_uprobe_task {
20};
21
22struct arch_uprobe {
23	union {
24		__le32 insn;
25		__le32 ixol;
26	};
27	struct arch_probe_insn api;
28	bool simulate;
29};
30
31int uprobe_brk_handler(struct pt_regs *regs, unsigned long esr);
32#ifdef CONFIG_UPROBES
33int uprobe_single_step_handler(struct pt_regs *regs, unsigned long esr);
34#else
35static inline int uprobe_single_step_handler(struct pt_regs *regs,
36	unsigned long esr)
37{
38	return DBG_HOOK_ERROR;
39}
40#endif
41
42#endif