new_pg 1057 net/core/skbuff.c unsigned long max_pg, num_pg, new_pg, old_pg; new_pg 1069 net/core/skbuff.c new_pg = old_pg + num_pg; new_pg 1070 net/core/skbuff.c if (new_pg > max_pg) new_pg 1072 net/core/skbuff.c } while (atomic_long_cmpxchg(&user->locked_vm, old_pg, new_pg) !=