Re: [PATCH] kunit: add PRINTK dependency

[Shuah Khan]

On 9/6/19 9:27 AM, Arnd Bergmann wrote:
> The vprintk_emit() function is not available when CONFIG_PRINTK
> is disabled:
>
> kunit/test.c:22:9: error: implicit declaration of function 'vprintk_emit' [-Werror,-Wimplicit-function-declaration]
>
> I suppose without printk(), there is not much use in kunit
> either, so add a Kconfig depenedency here.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>   kunit/Kconfig | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/kunit/Kconfig b/kunit/Kconfig
> index 8541ef95b65a..e80d8af00454 100644
> --- a/kunit/Kconfig
> +++ b/kunit/Kconfig
> @@ -6,6 +6,7 @@ menu "KUnit support"
>   
>   config KUNIT
>   	bool "Enable support for unit tests (KUnit)"
> +	depends on PRINTK
>   	help
>   	  Enables support for kernel unit tests (KUnit), a lightweight unit
>   	  testing and mocking framework for the Linux kernel. These tests are

Hi Arnd,

This is found and fixed already. I am just about to apply Berndan's
patch that fixes this dependency. All of this vprintk_emit() stuff
is redone.

thanks,
-- Shuah