[nf-next:nexpr-wip 38/41] net/netfilter/nft_counter.c:72:21: error: call to '__xchg_wrong_size' declared with attribute error: Bad argument size for xchg

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next.git 
nexpr-wip
head:   79fecc65dbc173c5c12e0fa33997e4b8cae10d41
commit: 3593c74388e4faafa88c04cbb8e0a6792d4600eb [38/41] netfilter: 
nft_counter: support for atomic dump and reset
config: i386-allyesconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        git checkout 3593c74388e4faafa88c04cbb8e0a6792d4600eb
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   net/netfilter/nft_counter.c: In function 'nft_counter_fetch':
>> net/netfilter/nft_counter.c:72:21: error: call to '__xchg_wrong_size' 
>> declared with attribute error: Bad argument size for xchg
       }
                        ^                  
   net/netfilter/nft_counter.c:73:7: error: call to '__xchg_wrong_size' 
declared with attribute error: Bad argument size for xchg
      } while (u64_stats_fetch_retry_irq(&cpu_stats->syncp, seq));
          ^~~~~~~~~~~~~~~~~~~

vim +/__xchg_wrong_size +72 net/netfilter/nft_counter.c

    66                          if (reset) {
    67                                  packets += 
xchg(&cpu_stats->counter.packets, 0);
    68                                  bytes   += 
xchg(&cpu_stats->counter.bytes, 0);
    69                          } else {
    70                                  bytes   = cpu_stats->counter.bytes;
    71                                  packets = cpu_stats->counter.packets;
  > 72                          }
    73                  } while (u64_stats_fetch_retry_irq(&cpu_stats->syncp, 
seq));
    74  
    75                  total->packets += packets;

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.config.gz
Description: Binary data