netdev - Re: [PATCH net-next 05/12] nfp: introduce keepalive mechanism for multi-PF setup

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Date: Sun, 30 Jul 2023 04:20:57 +0800
From: kernel test robot <lkp@...el.com>
To: Louis Peens <louis.peens@...igine.com>,
	David Miller <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
	Simon Horman <simon.horman@...igine.com>,
	Yinjun Zhang <yinjun.zhang@...igine.com>,
	Tianyu Yuan <tianyu.yuan@...igine.com>, oss-drivers@...igine.com
Subject: Re: [PATCH net-next 05/12] nfp: introduce keepalive mechanism for
 multi-PF setup

Hi Louis,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Louis-Peens/nsp-generate-nsp-command-with-variable-nsp-major-version/20230724-180015
base:   net-next/main
patch link:    https://lore.kernel.org/r/20230724094821.14295-6-louis.peens%40corigine.com
patch subject: [PATCH net-next 05/12] nfp: introduce keepalive mechanism for multi-PF setup
config: openrisc-randconfig-r081-20230730 (https://download.01.org/0day-ci/archive/20230730/202307300422.oPy5E1hB-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230730/202307300422.oPy5E1hB-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307300422.oPy5E1hB-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/net/ethernet/netronome/nfp/nfp_main.c: note: in included file (through drivers/net/ethernet/netronome/nfp/nfp_net.h):
>> include/linux/io-64-nonatomic-hi-lo.h:22:16: sparse: sparse: cast truncates bits from constant value (6e66702e62656174 becomes 62656174)

vim +22 include/linux/io-64-nonatomic-hi-lo.h

797a796a13df6b include/asm-generic/io-64-nonatomic-hi-lo.h Hitoshi Mitake 2012-02-07  18  
3a044178cccfeb include/asm-generic/io-64-nonatomic-hi-lo.h Jason Baron    2014-07-04  19  static inline void hi_lo_writeq(__u64 val, volatile void __iomem *addr)
797a796a13df6b include/asm-generic/io-64-nonatomic-hi-lo.h Hitoshi Mitake 2012-02-07  20  {
797a796a13df6b include/asm-generic/io-64-nonatomic-hi-lo.h Hitoshi Mitake 2012-02-07  21  	writel(val >> 32, addr + 4);
797a796a13df6b include/asm-generic/io-64-nonatomic-hi-lo.h Hitoshi Mitake 2012-02-07 @22  	writel(val, addr);
797a796a13df6b include/asm-generic/io-64-nonatomic-hi-lo.h Hitoshi Mitake 2012-02-07  23  }
3a044178cccfeb include/asm-generic/io-64-nonatomic-hi-lo.h Jason Baron    2014-07-04  24  

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