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Date:   Thu, 10 Dec 2020 03:05:35 +0800
From:   kernel test robot <lkp@...el.com>
To:     alardam@...il.com, magnus.karlsson@...el.com,
        bjorn.topel@...el.com, andrii.nakryiko@...il.com, kuba@...nel.org,
        ast@...nel.org, daniel@...earbox.net, netdev@...r.kernel.org,
        davem@...emloft.net, john.fastabend@...il.com, hawk@...nel.org
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com
Subject: Re: [Intel-wired-lan] [PATCH v2 bpf 2/5] drivers/net: turn XDP
 properties on

Hi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on eceae70bdeaeb6b8ceb662983cf663ff352fbc96]

url:    https://github.com/0day-ci/linux/commits/alardam-gmail-com/New-netdev-feature-flags-for-XDP/20201204-183428
base:    eceae70bdeaeb6b8ceb662983cf663ff352fbc96
config: x86_64-randconfig-a003-20201209 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 1968804ac726e7674d5de22bc2204b45857da344)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/34e23fdbb761e9296101b14dc8c523d574ce6f74
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review alardam-gmail-com/New-netdev-feature-flags-for-XDP/20201204-183428
        git checkout 34e23fdbb761e9296101b14dc8c523d574ce6f74
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/net/ethernet/intel/ice/ice_main.c:2984:2: error: implicit declaration of function 'xsk_set_zc_properties' [-Werror,-Wimplicit-function-declaration]
           xsk_set_zc_properties(&netdev->xdp_properties);
           ^
   drivers/net/ethernet/intel/ice/ice_main.c:2984:2: note: did you mean 'xsk_set_zc_property'?
   include/net/xdp_sock_drv.h:251:20: note: 'xsk_set_zc_property' declared here
   static inline void xsk_set_zc_property(xdp_properties_t *properties)
                      ^
   1 error generated.

vim +/xsk_set_zc_properties +2984 drivers/net/ethernet/intel/ice/ice_main.c

  2951	
  2952	/**
  2953	 * ice_cfg_netdev - Allocate, configure and register a netdev
  2954	 * @vsi: the VSI associated with the new netdev
  2955	 *
  2956	 * Returns 0 on success, negative value on failure
  2957	 */
  2958	static int ice_cfg_netdev(struct ice_vsi *vsi)
  2959	{
  2960		struct ice_pf *pf = vsi->back;
  2961		struct ice_netdev_priv *np;
  2962		struct net_device *netdev;
  2963		u8 mac_addr[ETH_ALEN];
  2964		int err;
  2965	
  2966		err = ice_devlink_create_port(vsi);
  2967		if (err)
  2968			return err;
  2969	
  2970		netdev = alloc_etherdev_mqs(sizeof(*np), vsi->alloc_txq,
  2971					    vsi->alloc_rxq);
  2972		if (!netdev) {
  2973			err = -ENOMEM;
  2974			goto err_destroy_devlink_port;
  2975		}
  2976	
  2977		vsi->netdev = netdev;
  2978		np = netdev_priv(netdev);
  2979		np->vsi = vsi;
  2980	
  2981		ice_set_netdev_features(netdev);
  2982	
  2983		xdp_set_full_properties(&netdev->xdp_properties);
> 2984		xsk_set_zc_properties(&netdev->xdp_properties);
  2985	
  2986		ice_set_ops(netdev);
  2987	
  2988		if (vsi->type == ICE_VSI_PF) {
  2989			SET_NETDEV_DEV(netdev, ice_pf_to_dev(pf));
  2990			ether_addr_copy(mac_addr, vsi->port_info->mac.perm_addr);
  2991			ether_addr_copy(netdev->dev_addr, mac_addr);
  2992			ether_addr_copy(netdev->perm_addr, mac_addr);
  2993		}
  2994	
  2995		netdev->priv_flags |= IFF_UNICAST_FLT;
  2996	
  2997		/* Setup netdev TC information */
  2998		ice_vsi_cfg_netdev_tc(vsi, vsi->tc_cfg.ena_tc);
  2999	
  3000		/* setup watchdog timeout value to be 5 second */
  3001		netdev->watchdog_timeo = 5 * HZ;
  3002	
  3003		netdev->min_mtu = ETH_MIN_MTU;
  3004		netdev->max_mtu = ICE_MAX_MTU;
  3005	
  3006		err = register_netdev(vsi->netdev);
  3007		if (err)
  3008			goto err_free_netdev;
  3009	
  3010		devlink_port_type_eth_set(&vsi->devlink_port, vsi->netdev);
  3011	
  3012		netif_carrier_off(vsi->netdev);
  3013	
  3014		/* make sure transmit queues start off as stopped */
  3015		netif_tx_stop_all_queues(vsi->netdev);
  3016	
  3017		return 0;
  3018	
  3019	err_free_netdev:
  3020		free_netdev(vsi->netdev);
  3021		vsi->netdev = NULL;
  3022	err_destroy_devlink_port:
  3023		ice_devlink_destroy_port(vsi);
  3024		return err;
  3025	}
  3026	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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