Revert "SWDEV-316155 - Fix for P2P sample failure"

This reverts commit 74269eb547.

Reason for revert: Fixed via a different patch

Change-Id: I1743afdd7b8516b39501839d74bbed6bdb797e0c


[ROCm/clr commit: ff1f1ba867]

projects/clr/hipamd/src/hip_memory.cpp

@@ -357,23 +357,6 @@ hipError_t ihipMemcpyCommand(amd::Command*& command, void* dst, const void* src,
     if ((srcMemory->getContext().devices()[0] != dstMemory->getContext().devices()[0]) &&
         ((srcMemory->getContext().devices().size() == 1) &&
          (dstMemory->getContext().devices().size() == 1))) {
-      amd::HostQueue* currNullStream = hip::getNullStream();
-      if (currNullStream == &queue) {
-        if (queueDevice != srcMemory->getContext().devices()[0]) {
-          amd::HostQueue* pQueue = hip::getNullStream(srcMemory->getContext());
-          amd::Command* cmd = pQueue->getLastQueuedCommand(true);
-          if (cmd != nullptr) {
-            waitList.push_back(cmd);
-          }
-        }
-        if (queueDevice != dstMemory->getContext().devices()[0]) {
-          amd::HostQueue* pQueue = hip::getNullStream(dstMemory->getContext());
-          amd::Command* cmd = pQueue->getLastQueuedCommand(true);
-          if (cmd != nullptr) {
-            waitList.push_back(cmd);
-          }
-        }
-      }
       command = new amd::CopyMemoryP2PCommand(queue, CL_COMMAND_COPY_BUFFER, waitList,
           *srcMemory->asBuffer(), *dstMemory->asBuffer(), sOffset, dOffset, sizeBytes);
       if (command == nullptr) {