linux-kernel - Re: arch/arm/mach-spear/spear6xx.c:365:13: warning: no previous prototype for function 'spear6xx_map

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Date:   Mon, 10 Oct 2022 09:54:47 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     kernel test robot <lkp@...el.com>
Cc:     Arnd Bergmann <arnd@...db.de>, llvm@...ts.linux.dev,
        kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: arch/arm/mach-spear/spear6xx.c:365:13: warning: no previous
 prototype for function 'spear6xx_map_io'

On Wed, Sep 28, 2022 at 1:49 AM kernel test robot <lkp@...el.com> wrote:
>
> Hi Arnd,
>
> First bad commit (maybe != root cause):
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   46452d3786a82bd732ba73fb308ae5cbe4e1e591
> commit: 250c1a694ff304e5d69e74ab32755eddcc2b8f65 ARM: pxa: convert to multiplatform
> date:   5 months ago
> config: arm-randconfig-r016-20220927
> compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
> 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 arm cross compiling tool for clang build
>         # apt-get install binutils-arm-linux-gnueabi
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=250c1a694ff304e5d69e74ab32755eddcc2b8f65
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout 250c1a694ff304e5d69e74ab32755eddcc2b8f65
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mach-spear/ drivers/clk/spear/
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@...el.com>

Sent patches to fix these warnings today. Thanks.