Re: [RFC PATCH v2 1/3] Add KUnit Struct to Current Task

From: Dmitry Vyukov
Date: Tue Mar 24 2020 - 07:33:04 EST


On Thu, Mar 19, 2020 at 5:42 PM Patricia Alfonso
<trishalfonso@xxxxxxxxxx> wrote:
>
> In order to integrate debugging tools like KASAN into the KUnit
> framework, add KUnit struct to the current task to keep track of the
> current KUnit test.
>
> Signed-off-by: Patricia Alfonso <trishalfonso@xxxxxxxxxx>
> ---
> include/linux/sched.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/include/linux/sched.h b/include/linux/sched.h
> index 04278493bf15..1fbfa0634776 100644
> --- a/include/linux/sched.h
> +++ b/include/linux/sched.h
> @@ -1180,6 +1180,10 @@ struct task_struct {
> unsigned int kasan_depth;
> #endif
>
> +#if IS_BUILTIN(CONFIG_KUNIT)
> + struct kunit *kunit_test;
> +#endif /* IS_BUILTIN(CONFIG_KUNIT) */
> +

Why can't this be used if KUNIT is built as a module?