diff options
Diffstat (limited to 'arch/arm64/include/asm/kprobes.h')
| -rw-r--r-- | arch/arm64/include/asm/kprobes.h | 34 |
1 files changed, 11 insertions, 23 deletions
diff --git a/arch/arm64/include/asm/kprobes.h b/arch/arm64/include/asm/kprobes.h index 6deb8d726041..f2782560647b 100644 --- a/arch/arm64/include/asm/kprobes.h +++ b/arch/arm64/include/asm/kprobes.h @@ -1,16 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/include/asm/kprobes.h * * Copyright (C) 2013 Linaro Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #ifndef _ARM_KPROBES_H @@ -24,7 +16,7 @@ #include <linux/percpu.h> #define __ARCH_WANT_KPROBES_INSN_SLOT -#define MAX_INSN_SIZE 1 +#define MAX_INSN_SIZE 2 #define flush_insn_slot(p) do { } while (0) #define kretprobe_blacklist_size 0 @@ -36,29 +28,25 @@ struct prev_kprobe { unsigned int status; }; -/* Single step context for kprobe */ -struct kprobe_step_ctx { - unsigned long ss_pending; - unsigned long match_addr; -}; - /* per-cpu kprobe control block */ struct kprobe_ctlblk { unsigned int kprobe_status; unsigned long saved_irqflag; struct prev_kprobe prev_kprobe; - struct kprobe_step_ctx ss_ctx; - struct pt_regs jprobe_saved_regs; }; void arch_remove_kprobe(struct kprobe *); int kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr); -int kprobe_exceptions_notify(struct notifier_block *self, - unsigned long val, void *data); -int kprobe_breakpoint_handler(struct pt_regs *regs, unsigned int esr); -int kprobe_single_step_handler(struct pt_regs *regs, unsigned int esr); -void kretprobe_trampoline(void); +void __kretprobe_trampoline(void); void __kprobes *trampoline_probe_handler(struct pt_regs *regs); #endif /* CONFIG_KPROBES */ + +int __kprobes kprobe_brk_handler(struct pt_regs *regs, + unsigned long esr); +int __kprobes kprobe_ss_brk_handler(struct pt_regs *regs, + unsigned long esr); +int __kprobes kretprobe_brk_handler(struct pt_regs *regs, + unsigned long esr); + #endif /* _ARM_KPROBES_H */ |