P4 to Git Change 1968648 by jatang@jatang_win_pal_lc on 2019/07/16 17:42:09

SWDEV-174198 - Fix segfault running integer_ops.

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/rocm/rocvirtual.cpp#78 edit


[ROCm/clr commit: 8f1e23197a]

projects/clr/rocclr/runtime/device/rocm/rocvirtual.cpp

@@ -605,6 +605,9 @@ VirtualGPU::~VirtualGPU() {
     virtualQueue_->release();
   }
 
+  // Lock the device to make the following thread safe
+  amd::ScopedLock lock(roc_device_.vgpusAccess());
+
   --roc_device_.numOfVgpus_;  // Virtual gpu unique index decrementing
   roc_device_.vgpus_.erase(roc_device_.vgpus_.begin() + index());
   for (uint idx = index(); idx < roc_device_.vgpus().size(); ++idx) {