__swap_duplicate 3447 mm/swapfile.c __swap_duplicate(entry, SWAP_MAP_SHMEM); __swap_duplicate 3461 mm/swapfile.c while (!err && __swap_duplicate(entry, 1) == -ENOMEM) __swap_duplicate 3476 mm/swapfile.c return __swap_duplicate(entry, SWAP_HAS_CACHE);