linux-kernel - Re: [PATCH v5] hv_netvsc: Allocate rx indirection table size dynamically

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Message-ID: <202306051725.FOGcInnl-lkp@intel.com>
Date:   Mon, 5 Jun 2023 17:46:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Shradha Gupta <shradhagupta@...ux.microsoft.com>,
        linux-kernel@...r.kernel.org, linux-hyperv@...r.kernel.org,
        netdev@...r.kernel.org
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        Shradha Gupta <shradhagupta@...ux.microsoft.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
        Long Li <longli@...rosoft.com>,
        Michael Kelley <mikelley@...rosoft.com>,
        Steen Hegelund <steen.hegelund@...rochip.com>,
        Simon Horman <simon.horman@...igine.com>
Subject: Re: [PATCH v5] hv_netvsc: Allocate rx indirection table size
 dynamically

Hi Shradha,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on horms-ipvs/master v6.4-rc5 next-20230605]
[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/Shradha-Gupta/hv_netvsc-Allocate-rx-indirection-table-size-dynamically/20230605-151438
base:   linus/master
patch link:    https://lore.kernel.org/r/1685949196-16175-1-git-send-email-shradhagupta%40linux.microsoft.com
patch subject: [PATCH v5] hv_netvsc: Allocate rx indirection table size dynamically
config: i386-randconfig-r002-20230605 (https://download.01.org/0day-ci/archive/20230605/202306051725.FOGcInnl-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build):
        mkdir -p ~/bin
        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/cd4dda15951edad50a4ffd51e084863ef2f50bd3
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Shradha-Gupta/hv_netvsc-Allocate-rx-indirection-table-size-dynamically/20230605-151438
        git checkout cd4dda15951edad50a4ffd51e084863ef2f50bd3
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/hyperv/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306051725.FOGcInnl-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/net/hyperv/rndis_filter.c:1612:47: error: use of undeclared identifier 'net'
           struct net_device_context *ndc = netdev_priv(net);
                                                        ^
   1 error generated.


vim +/net +1612 drivers/net/hyperv/rndis_filter.c

  1607	
  1608	void rndis_filter_device_remove(struct hv_device *dev,
  1609					struct netvsc_device *net_dev)
  1610	{
  1611		struct rndis_device *rndis_dev = net_dev->extension;
> 1612		struct net_device_context *ndc = netdev_priv(net);
  1613		struct net_device *net = hv_get_drvdata(dev);
  1614	
  1615		/* Halt and release the rndis device */
  1616		rndis_filter_halt_device(net_dev, rndis_dev);
  1617	
  1618		netvsc_device_remove(dev);
  1619	
  1620		ndc->rx_table_sz = 0;
  1621		kfree(ndc->rx_table);
  1622		ndc->rx_table = NULL;
  1623	}
  1624	

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