linux-kernel - Re: [PATCH v9 05/10] regulator: IRQ based event/error notification helpers

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Date:   Mon, 10 May 2021 23:15:29 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     kernel test robot <lkp@...el.com>
Cc:     Matti Vaittinen <matti.vaittinen@...rohmeurope.com>,
        Matti Vaittinen <mazziesaccount@...il.com>,
        kbuild-all@...ts.01.org,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        Mark Brown <broonie@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Guenter Roeck <linux@...ck-us.net>,
        "agross@...nel.org" <agross@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        linux-power <linux-power@...rohmeurope.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v9 05/10] regulator: IRQ based event/error notification helpers

On Mon, May 10, 2021 at 8:35 PM kernel test robot <lkp@...el.com> wrote:
>
> Hi Matti,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on 6efb943b8616ec53a5e444193dccf1af9ad627b5]
>
> url:    https://github.com/0day-ci/linux/commits/Matti-Vaittinen/Extend-regulator-notification-support/20210510-203125
> base:   6efb943b8616ec53a5e444193dccf1af9ad627b5
> config: x86_64-randconfig-a015-20210510 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 492173d42b32cb91d5d0d72d5ed84fcab80d059a)
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # install x86_64 cross compiling tool for clang build
>         # apt-get install binutils-x86-64-linux-gnu
>         # https://github.com/0day-ci/linux/commit/904edb46fa37ac86bc1e7a1629141e037f45ebed
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Matti-Vaittinen/Extend-regulator-notification-support/20210510-203125
>         git checkout 904edb46fa37ac86bc1e7a1629141e037f45ebed
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
>
> All errors (new ones prefixed by >>):
>
> >> drivers/regulator/irq_helpers.c:244:4: error: implicit declaration of function 'pr_dbg' [-Werror,-Wimplicit-function-declaration]
>                            pr_dbg("Sending regulator notification EVT 0x%lx\r\n",
>                            ^
>    1 error generated.

I believe it has to be pr_debug()

-- 
With Best Regards,
Andy Shevchenko