Date:   Sat, 28 Jan 2023 22:58:47 +0800
From:   kernel test robot <lkp@intel.com>
To:     Alexandre Ghiti <alexghiti@rivosinc.com>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>, Guo Ren <guoren@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Frank Rowand <frowand.list@gmail.com>,
        Conor Dooley <conor@kernel.org>,
        linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org, linux-arch@vger.kernel.org
Cc:     oe-kbuild-all@lists.linux.dev,
        Alexandre Ghiti <alexghiti@rivosinc.com>
Subject: Re: [PATCH v5 1/2] riscv: Get rid of riscv_pfn_base variable
Message-ID: <202301282230.sz4DCUe6-lkp@intel.com>
References: <20230125081214.1576313-2-alexghiti@rivosinc.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20230125081214.1576313-2-alexghiti@rivosinc.com>
Precedence: bulk

Hi Alexandre,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linus/master v6.2-rc5 next-20230127]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Alexandre-Ghiti/riscv-Get-rid-of-riscv_pfn_base-variable/20230125-161537
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20230125081214.1576313-2-alexghiti%40rivosinc.com
patch subject: [PATCH v5 1/2] riscv: Get rid of riscv_pfn_base variable
config: riscv-allnoconfig (https://download.01.org/0day-ci/archive/20230128/202301282230.sz4DCUe6-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 12.1.0
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
        # https://github.com/intel-lab-lkp/linux/commit/90b21402dc8a7e6e36a62ad19c4969ff13fad168
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Alexandre-Ghiti/riscv-Get-rid-of-riscv_pfn_base-variable/20230125-161537
        git checkout 90b21402dc8a7e6e36a62ad19c4969ff13fad168
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:22,
                    from arch/riscv/include/asm/bug.h:83,
                    from include/linux/bug.h:5,
                    from arch/riscv/include/asm/cmpxchg.h:9,
                    from arch/riscv/include/asm/atomic.h:19,
                    from include/linux/atomic.h:7,
                    from include/linux/jump_label.h:255,
                    from arch/riscv/include/asm/vdso/processor.h:7,
                    from include/vdso/processor.h:10,
                    from arch/riscv/include/asm/processor.h:11,
                    from arch/riscv/include/asm/irqflags.h:10,
                    from include/linux/irqflags.h:16,
                    from arch/riscv/include/asm/bitops.h:14,
                    from include/linux/bitops.h:68,
                    from include/linux/kernel.h:22,
                    from mm/debug.c:9:
   mm/debug.c: In function '__dump_page':
>> include/linux/kern_levels.h:5:25: warning: format '%lx' expects argument of type 'long unsigned int', but argument 7 has type 'long long unsigned int' [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:429:25: note: in definition of macro 'printk_index_wrap'
     429 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:510:9: note: in expansion of macro 'printk'
     510 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~
   include/linux/kern_levels.h:12:25: note: in expansion of macro 'KERN_SOH'
      12 | #define KERN_WARNING    KERN_SOH "4"    /* warning conditions */
         |                         ^~~~~~~~
   include/linux/printk.h:510:16: note: in expansion of macro 'KERN_WARNING'
     510 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
         |                ^~~~~~~~~~~~
   mm/debug.c:93:9: note: in expansion of macro 'pr_warn'
      93 |         pr_warn("page:%p refcount:%d mapcount:%d mapping:%p index:%#lx pfn:%#lx\n",
         |         ^~~~~~~


vim +5 include/linux/kern_levels.h

314ba3520e513a Joe Perches 2012-07-30  4  
04d2c8c83d0e3a Joe Perches 2012-07-30 @5  #define KERN_SOH	"\001"		/* ASCII Start Of Header */
04d2c8c83d0e3a Joe Perches 2012-07-30  6  #define KERN_SOH_ASCII	'\001'
04d2c8c83d0e3a Joe Perches 2012-07-30  7  

-- 
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https://github.com/intel/lkp-tests