linux-kernel - Re: [PATCH 2/2] optee: add RPMB dependency

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Message-ID: <CAPDyKFr+nF5Y-fe6FpKcBt0zX=_oEmy7j-rbvG-1tmP_qQXrWw@mail.gmail.com>
Date: Tue, 3 Sep 2024 14:37:38 +0200
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Jens Wiklander <jens.wiklander@...aro.org>
Cc: linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org, 
	op-tee@...ts.trustedfirmware.org, Arnd Bergmann <arnd@...db.de>, 
	Sumit Garg <sumit.garg@...aro.org>, Linus Walleij <linus.walleij@...aro.org>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH 2/2] optee: add RPMB dependency

On Mon, 2 Sept 2024 at 17:12, Jens Wiklander <jens.wiklander@...aro.org> wrote:
>
> Prevent build error when CONFIG_RPMB=m and CONFIG_OPTEE=y by adding a
> dependency to CONFIG_RPMB for CONFIG_OPTEE so the RPMB subsystem always
> is reachable if configured. This means that CONFIG_OPTEE automatically
> becomes compiled as a module if CONFIG_RPMB is compiled as a module. If
> CONFIG_RPMB isn't configured or is configured as built-in, CONFIG_OPTEE
> will remain unchanged.
>
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202409021448.RSvcBPzt-lkp@intel.com/
> Fixes: f0c8431568ee ("optee: probe RPMB device using RPMB subsystem")
> Signed-off-by: Jens Wiklander <jens.wiklander@...aro.org>

Applied for next, thanks!

Kind regards
Uffe


> ---
> Replacing "rpmb: use IS_REACHABLE instead of IS_ENABLED"
> https://lore.kernel.org/lkml/20240902080727.2665235-1-jens.wiklander@linaro.org/
> ---
>  drivers/tee/optee/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/tee/optee/Kconfig b/drivers/tee/optee/Kconfig
> index 976928641aa6..7bb7990d0b07 100644
> --- a/drivers/tee/optee/Kconfig
> +++ b/drivers/tee/optee/Kconfig
> @@ -4,6 +4,7 @@ config OPTEE
>         tristate "OP-TEE"
>         depends on HAVE_ARM_SMCCC
>         depends on MMU
> +       depends on RPMB || !RPMB
>         help
>           This implements the OP-TEE Trusted Execution Environment (TEE)
>           driver.
> --
> 2.34.1
>