From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/arc/include/asm/kprobes.h | 55 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 arch/arc/include/asm/kprobes.h (limited to 'arch/arc/include/asm/kprobes.h') diff --git a/arch/arc/include/asm/kprobes.h b/arch/arc/include/asm/kprobes.h new file mode 100644 index 000000000..de1566e32 --- /dev/null +++ b/arch/arc/include/asm/kprobes.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) + */ + +#ifndef _ARC_KPROBES_H +#define _ARC_KPROBES_H + +#include + +#ifdef CONFIG_KPROBES + +typedef u16 kprobe_opcode_t; + +#define UNIMP_S_INSTRUCTION 0x79e0 +#define TRAP_S_2_INSTRUCTION 0x785e + +#define MAX_INSN_SIZE 8 +#define MAX_STACK_SIZE 64 + +struct arch_specific_insn { + int is_short; + kprobe_opcode_t *t1_addr, *t2_addr; + kprobe_opcode_t t1_opcode, t2_opcode; +}; + +#define flush_insn_slot(p) do { } while (0) + +#define kretprobe_blacklist_size 0 + +struct kprobe; + +void arch_remove_kprobe(struct kprobe *p); + +int kprobe_exceptions_notify(struct notifier_block *self, + unsigned long val, void *data); + +struct prev_kprobe { + struct kprobe *kp; + unsigned long status; +}; + +struct kprobe_ctlblk { + unsigned int kprobe_status; + struct prev_kprobe prev_kprobe; +}; + +int kprobe_fault_handler(struct pt_regs *regs, unsigned long cause); +void __kretprobe_trampoline(void); +void trap_is_kprobe(unsigned long address, struct pt_regs *regs); +#else +#define trap_is_kprobe(address, regs) +#endif /* CONFIG_KPROBES */ + +#endif /* _ARC_KPROBES_H */ -- cgit v1.2.3