(2013/11/27 11:53), David Long wrote:
> From: "Jon Medhurst (Tixy)" <t...@linaro.org>
>
> For now the jprobes tests fail on ARM for when built into a kernel compiled
> in thumb mode. They work fine for ARM kernels, and when built as a loadable
> module.
>
> Signed-off-by: David A. Long <dave.l...@linaro.org>
You'd better add Jon's signed-off-by here.
Reviewed-by: Masami Hiramatsu <masami.hiramatsu...@hitachi.com>
> ---
> arch/arm/kernel/kprobes-test.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/arch/arm/kernel/kprobes-test.c b/arch/arm/kernel/kprobes-test.c
> index 0cd63d0..65230b2 100644
> --- a/arch/arm/kernel/kprobes-test.c
> +++ b/arch/arm/kernel/kprobes-test.c
> @@ -221,6 +221,7 @@ static int pre_handler_called;
> static int post_handler_called;
> static int jprobe_func_called;
> static int kretprobe_handler_called;
> +static int tests_failed;
>
> #define FUNC_ARG1 0x12345678
> #define FUNC_ARG2 0xabcdef
> @@ -457,6 +458,13 @@ static int run_api_tests(long (*func)(long, long))
>
> pr_info(" jprobe\n");
> ret = test_jprobe(func);
> +#if defined(CONFIG_THUMB2_KERNEL) && !defined(MODULE)
> + if (ret == -EINVAL) {
> + pr_err("FAIL: Known longtime bug with jprobe on Thumb kernels");
> + tests_failed = ret;
> + ret = 0;
> + }
> +#endif
> if (ret < 0)
> return ret;
>
> @@ -1667,6 +1675,8 @@ static int __init run_all_tests(void)
>
> out:
> if (ret == 0)
> + ret = tests_failed;
> + if (ret == 0)
> pr_info("Finished kprobe tests OK\n");
> else
> pr_err("kprobe tests failed\n");
>
--
Masami HIRAMATSU
IT Management Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu...@hitachi.com
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