diff options
author | Jon Medhurst <tixy@yxit.co.uk> | 2011-04-19 17:56:58 +0100 |
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committer | Tixy <tixy@medhuaa1.miniserver.com> | 2011-07-13 17:32:41 +0000 |
commit | 2437170710c4a3dee137a65623960aa7ac82a32e (patch) | |
tree | c886353a398a3e60c148bfd3e3eb7c3a42486d88 /arch/arm/kernel/kprobes-thumb.c | |
parent | de41984003ed2315dbb7d58168cc3e72e15b075c (diff) |
ARM: kprobes: Add Thumb instruction decoding stubs
Extend arch_prepare_kprobe to support probing of Thumb code. For
the actual decoding of Thumb instructions, stub functions are
added which currently just reject the probe.
Signed-off-by: Jon Medhurst <tixy@yxit.co.uk>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Diffstat (limited to 'arch/arm/kernel/kprobes-thumb.c')
-rw-r--r-- | arch/arm/kernel/kprobes-thumb.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/kernel/kprobes-thumb.c b/arch/arm/kernel/kprobes-thumb.c new file mode 100644 index 00000000000..ac6b2d138ee --- /dev/null +++ b/arch/arm/kernel/kprobes-thumb.c @@ -0,0 +1,26 @@ +/* + * arch/arm/kernel/kprobes-thumb.c + * + * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/kprobes.h> + +#include "kprobes.h" + +enum kprobe_insn __kprobes +thumb16_kprobe_decode_insn(kprobe_opcode_t insn, struct arch_specific_insn *asi) +{ + return INSN_REJECTED; +} + +enum kprobe_insn __kprobes +thumb32_kprobe_decode_insn(kprobe_opcode_t insn, struct arch_specific_insn *asi) +{ + return INSN_REJECTED; +} |