netdev - Re: [PATCH net 2/2] nfp: reject binding to shared blocks

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Date:   Tue, 26 Jun 2018 10:04:43 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Jakub Kicinski <jakub.kicinski@...ronome.com>
Cc:     kbuild-all@...org, davem@...emloft.net, oss-drivers@...ronome.com,
        netdev@...r.kernel.org, John Hurley <john.hurley@...ronome.com>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>
Subject: Re: [PATCH net 2/2] nfp: reject binding to shared blocks

Hi John,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net/master]

url:    https://github.com/0day-ci/linux/commits/Jakub-Kicinski/nfp-MPLS-and-shared-blocks-TC-offload-fixes/20180626-042358
config: x86_64-randconfig-u0-06260533 (attached as .config)
compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/net/ethernet/netronome/nfp/bpf/main.c: In function 'nfp_bpf_setup_tc_block':
>> drivers/net/ethernet/netronome/nfp/bpf/main.c:205:6: error: implicit declaration of function 'tcf_block_shared' [-Werror=implicit-function-declaration]
     if (tcf_block_shared(f->block))
         ^
   cc1: some warnings being treated as errors

vim +/tcf_block_shared +205 drivers/net/ethernet/netronome/nfp/bpf/main.c

   196	
   197	static int nfp_bpf_setup_tc_block(struct net_device *netdev,
   198					  struct tc_block_offload *f)
   199	{
   200		struct nfp_net *nn = netdev_priv(netdev);
   201	
   202		if (f->binder_type != TCF_BLOCK_BINDER_TYPE_CLSACT_INGRESS)
   203			return -EOPNOTSUPP;
   204	
 > 205		if (tcf_block_shared(f->block))
   206			return -EOPNOTSUPP;
   207	
   208		switch (f->command) {
   209		case TC_BLOCK_BIND:
   210			return tcf_block_cb_register(f->block,
   211						     nfp_bpf_setup_tc_block_cb,
   212						     nn, nn);
   213		case TC_BLOCK_UNBIND:
   214			tcf_block_cb_unregister(f->block,
   215						nfp_bpf_setup_tc_block_cb,
   216						nn);
   217			return 0;
   218		default:
   219			return -EOPNOTSUPP;
   220		}
   221	}
   222	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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