netdev - Re: [PATCH v19 01/20] net: Introduce direct data placement tcp offload

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Date: Thu, 16 Nov 2023 10:09:48 +0800
From: kernel test robot <lkp@...el.com>
To: Aurelien Aptel <aaptel@...dia.com>, linux-nvme@...ts.infradead.org,
	netdev@...r.kernel.org, sagi@...mberg.me, hch@....de,
	kbusch@...nel.org, axboe@...com, chaitanyak@...dia.com,
	davem@...emloft.net, kuba@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	Boris Pismenny <borisp@...dia.com>, aaptel@...dia.com,
	aurelien.aptel@...il.com, smalin@...dia.com, malin1024@...il.com,
	ogerlitz@...dia.com, yorayz@...dia.com, galshalom@...dia.com,
	mgurtovoy@...dia.com, edumazet@...gle.com, pabeni@...hat.com,
	dsahern@...nel.org, ast@...nel.org, jacob.e.keller@...el.com
Subject: Re: [PATCH v19 01/20] net: Introduce direct data placement tcp
 offload

Hi Aurelien,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net/main]
[also build test WARNING on net-next/main linus/master v6.7-rc1 next-20231115]
[cannot apply to horms-ipvs/master]
[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/Aurelien-Aptel/net-Introduce-direct-data-placement-tcp-offload/20231114-205106
base:   net/main
patch link:    https://lore.kernel.org/r/20231114124255.765473-2-aaptel%40nvidia.com
patch subject: [PATCH v19 01/20] net: Introduce direct data placement tcp offload
config: x86_64-rhel-8.3-rust (https://download.01.org/0day-ci/archive/20231116/202311161023.IHztbwM3-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231116/202311161023.IHztbwM3-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/202311161023.IHztbwM3-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from net/core/skbuff.c:79:
>> include/net/ulp_ddp.h:317:6: warning: no previous prototype for function 'ulp_ddp_is_cap_active' [-Wmissing-prototypes]
   bool ulp_ddp_is_cap_active(struct net_device *netdev, int cap_bit_nr)
        ^
   include/net/ulp_ddp.h:317:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   bool ulp_ddp_is_cap_active(struct net_device *netdev, int cap_bit_nr)
   ^
   static 
   1 warning generated.


vim +/ulp_ddp_is_cap_active +317 include/net/ulp_ddp.h

   316	
 > 317	bool ulp_ddp_is_cap_active(struct net_device *netdev, int cap_bit_nr)
   318	{
   319		return false;
   320	}
   321	

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