randconfig build error with next-20140714, in fs/ext4/super.c

Building with the attached random configuration file,

fs/ext4/super.c: In function ‘ext4_commit_super’:
fs/ext4/super.c:4546:41: error: ‘struct percpu_counter’ has no member
named ‘counters’
  if (EXT4_SB(sb)->s_freeclusters_counter.counters)
                                         ^
fs/ext4/super.c:4550:39: error: ‘struct percpu_counter’ has no member
named ‘counters’
  if (EXT4_SB(sb)->s_freeinodes_counter.counters)
                                       ^
make[2]: *** [fs/ext4/super.o] Error 1