netdev - Re: [PATCH iwl-net v2] ice: use DSN instead of PCI BDF for ice

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Message-ID: <202504080803.VFV0rtz6-lkp@intel.com>
Date: Tue, 8 Apr 2025 09:18:33 +0800
From: kernel test robot <lkp@...el.com>
To: Przemek Kitszel <przemyslaw.kitszel@...el.com>,
	intel-wired-lan@...ts.osuosl.org,
	Tony Nguyen <anthony.l.nguyen@...el.com>
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
	Przemek Kitszel <przemyslaw.kitszel@...el.com>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Jakub Kicinski <kuba@...nel.org>, Jiri Pirko <jiri@...nulli.us>,
	Aleksandr Loktionov <aleksandr.loktionov@...el.com>,
	Karol Kolacinski <karol.kolacinski@...el.com>,
	Grzegorz Nitka <grzegorz.nitka@...el.com>,
	Michal Schmidt <mschmidt@...hat.com>,
	Sergey Temerkhanov <sergey.temerkhanov@...el.com>
Subject: Re: [PATCH iwl-net v2] ice: use DSN instead of PCI BDF for
 ice_adapter index

Hi Przemek,

kernel test robot noticed the following build errors:

[auto build test ERROR on tnguy-net-queue/dev-queue]

url:    https://github.com/intel-lab-lkp/linux/commits/Przemek-Kitszel/ice-use-DSN-instead-of-PCI-BDF-for-ice_adapter-index/20250407-192849
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue.git dev-queue
patch link:    https://lore.kernel.org/r/20250407112005.85468-1-przemyslaw.kitszel%40intel.com
patch subject: [PATCH iwl-net v2] ice: use DSN instead of PCI BDF for ice_adapter index
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20250408/202504080803.VFV0rtz6-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250408/202504080803.VFV0rtz6-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/202504080803.VFV0rtz6-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/net/ethernet/intel/ice/ice_adapter.c: In function 'ice_adapter_index':
>> drivers/net/ethernet/intel/ice/ice_adapter.c:21:27: error: expected expression before 'u32'
      21 |         return (u32)dsn ^ u32(dsn >> 32);
         |                           ^~~
   drivers/net/ethernet/intel/ice/ice_adapter.c:23:1: warning: control reaches end of non-void function [-Wreturn-type]
      23 | }
         | ^


vim +/u32 +21 drivers/net/ethernet/intel/ice/ice_adapter.c

    15	
    16	static unsigned long ice_adapter_index(u64 dsn)
    17	{
    18	#if BITS_PER_LONG == 64
    19		return dsn;
    20	#else
  > 21		return (u32)dsn ^ u32(dsn >> 32);
    22	#endif
    23	}
    24	

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