diff options
| author | Wang Nan <wangnan0@huawei.com> | 2015-01-05 19:29:44 +0800 |
|---|---|---|
| committer | Jon Medhurst <tixy@linaro.org> | 2015-01-13 16:10:48 +0000 |
| commit | 28a1899db30a9325498aef114055506286dc8010 (patch) | |
| tree | 23b8e1b05c9b198d94329e089f792a0094aa0a6b /arch/arm/include/asm/probes.h | |
| parent | 4cd872d973c7e1ce6a41e36db9d9352152da32d4 (diff) | |
ARM: kprobes: check register usage for probed instruction.
This patch utilizes the previously introduced checker to check
register usage for probed ARM instruction and saves it in a mask.
A further patch will use such information to avoid simulation or
emulation.
Signed-off-by: Wang Nan <wangnan0@huawei.com>
Reviewed-by: Jon Medhurst <tixy@linaro.org>
Signed-off-by: Jon Medhurst <tixy@linaro.org>
Diffstat (limited to 'arch/arm/include/asm/probes.h')
| -rw-r--r-- | arch/arm/include/asm/probes.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/include/asm/probes.h b/arch/arm/include/asm/probes.h index cd9e81588d83..b668e60f759c 100644 --- a/arch/arm/include/asm/probes.h +++ b/arch/arm/include/asm/probes.h @@ -41,6 +41,7 @@ struct arch_probes_insn { probes_insn_singlestep_t *insn_singlestep; probes_insn_fn_t *insn_fn; int stack_space; + unsigned long register_usage_flags; }; #endif /* __ASSEMBLY__ */ |