linux-kernel - Re: [PATCH] crypto: hisilicon/trng

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Message-ID: <202303211525.rEpA0PJl-lkp@intel.com>
Date:   Tue, 21 Mar 2023 15:56:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     David Yang <mmyangfl@...il.com>
Cc:     oe-kbuild-all@...ts.linux.dev, David Yang <mmyangfl@...il.com>,
        Weili Qian <qianweili@...wei.com>,
        Zhou Wang <wangzhou1@...ilicon.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org
Subject: Re: [PATCH] crypto: hisilicon/trng - add support for HiSTB TRNG

Hi David,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on herbert-cryptodev-2.6/master]
[also build test WARNING on herbert-crypto-2.6/master linus/master v6.3-rc3 next-20230321]
[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/David-Yang/crypto-hisilicon-trng-add-support-for-HiSTB-TRNG/20230321-135849
base:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
patch link:    https://lore.kernel.org/r/20230321055822.1611239-1-mmyangfl%40gmail.com
patch subject: [PATCH] crypto: hisilicon/trng - add support for HiSTB TRNG
config: sparc-allyesconfig (https://download.01.org/0day-ci/archive/20230321/202303211525.rEpA0PJl-lkp@intel.com/config)
compiler: sparc64-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/3569027744dde6e5dc130267a7c64839b883ec0f
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review David-Yang/crypto-hisilicon-trng-add-support-for-HiSTB-TRNG/20230321-135849
        git checkout 3569027744dde6e5dc130267a7c64839b883ec0f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc SHELL=/bin/bash drivers/crypto/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303211525.rEpA0PJl-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:22,
                    from arch/sparc/include/asm/bug.h:25,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from arch/sparc/include/asm/current.h:15,
                    from include/linux/sched.h:12,
                    from include/linux/ratelimit.h:6,
                    from include/linux/dev_printk.h:16,
                    from include/linux/device.h:15,
                    from drivers/crypto/hisilicon/trng/trng-stb.c:8:
   drivers/crypto/hisilicon/trng/trng-stb.c: In function 'histb_trng_read':
>> include/linux/kern_levels.h:5:25: warning: format '%d' expects argument of type 'int', but argument 2 has type 'size_t' {aka 'long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:427:25: note: in definition of macro 'printk_index_wrap'
     427 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:498:9: note: in expansion of macro 'printk'
     498 |         printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~
   include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH'
      11 | #define KERN_ERR        KERN_SOH "3"    /* error conditions */
         |                         ^~~~~~~~
   include/linux/printk.h:498:16: note: in expansion of macro 'KERN_ERR'
     498 |         printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
         |                ^~~~~~~~
   drivers/crypto/hisilicon/trng/trng-stb.c:69:25: note: in expansion of macro 'pr_err'
      69 |                         pr_err("failed to generate random number, generated %d\n", i);
         |                         ^~~~~~


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  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests