Fix crash when PXN is enabled on some platforms (#1369)

[ROCm/rccl commit: b55b6be0cb]

projects/rccl/src/include/comm.h

@@ -61,8 +61,6 @@ struct ncclRecvMem {
       uint64_t tail;
       char pad1[CACHE_LINE_SIZE-sizeof(uint64_t)];
       struct ncclConnFifo connFifo[NCCL_STEPS];
-      int sizesFifo[NCCL_STEPS];
-      int offsFifo[NCCL_STEPS];
       int flush; // For GDRCopy-based flush
     };
     char pad4[MEM_ALIGN];
@@ -257,7 +255,7 @@ struct ncclComm {
   int rank;    // my rank in the communicator
   int nRanks;  // number of GPUs in communicator
   int cudaDev; // my cuda device index
-  //int nvmlDev; // my nvml device index
+  int nvmlDev; // my nvml device index
   int compCap; // compute capability of the GPU
   int minCompCap, maxCompCap; // min/max compute capability in the communicator
   int64_t busId;   // my PCI bus ID in int format

projects/rccl/src/include/transport.h

@@ -36,6 +36,7 @@ struct ncclComm;
 struct ncclPeerInfo {
   int rank;
   int cudaDev;
+  int nvmlDev;
   int gdrSupport;
   bool hasFineGrain;
   uint64_t hostHash;