rename atomic queue io function.

lichao

2021-05-06 7ecd6323ffedbfef92c87c02b2a8680dd53b772c

 src/shm.h

@@ -68,7 +68,7 @@
         if (Killed(old)) {
            r = PidCas(old, pid());
            if (r) {
               printf("PidCheck captured pid %d -> %d\n", old, pid());
               LOG_DEBUG() << "PidCheck captured pid " << old << " -> " << pid();
            }
         }
      }