2.6.4-1

Add support for network collectives.
Add support for XML topology dump/injection.
Add text values for GDR and P2P Levels, including "NVL".
Add speed detection for PCI, Infiniband and Ethernet cards.
Add CPU detection for ARM and AMD CPUs.
Add support for adaptive routing on Infiniband.
Change NET plugin API to v3 : merge PCI path and GPU pointer
  capability into a single structure and add other properties.


[ROCm/rccl commit: b221128eca]

projects/rccl/src/include/socket.h

@@ -283,6 +283,7 @@ static ncclResult_t GetSocketAddrFromString(union socketAddress* ua, const char*
 }
 
 static int findInterfaces(char* ifNames, union socketAddress *ifAddrs, int ifNameMaxSize, int maxIfs) {
+  static int shownIfName = 0;
   int nIfs = 0;
   // Allow user to force the INET socket family selection
   int sock_family = envSocketFamily();
@@ -290,6 +291,7 @@ static int findInterfaces(char* ifNames, union socketAddress *ifAddrs, int ifNam
   char* env = getenv("NCCL_SOCKET_IFNAME");
   if (env && strlen(env) > 1) {
     // Specified by user : find or fail
+    if (shownIfName++ == 0) INFO(NCCL_NET, "NCCL_SOCKET_IFNAME set to %s", env);
     nIfs = findInterfaces(env, ifNames, ifAddrs, sock_family, ifNameMaxSize, maxIfs);
   } else {
     // Try to automatically pick the right one