No auto fall-back to CPU if GPU tracker was requested

diff --git a/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerComponent.cxx b/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerComponent.cxx
index 023da81fdd136bad1703ebf96850877af48381e5..d06ef0530246dcdbcd6e28f35d913308919d072d 100644 (file)
--- a/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerComponent.cxx
+++ b/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerComponent.cxx
@@ -438,6 +438,10 @@ int AliHLTTPCCATrackerComponent::DoInit( int argc, const char** argv )
     fSliceCount = fgkNSlices;
     //Create tracker instance and set parameters
     fTracker = new AliHLTTPCCATrackerFramework(fAllowGPU, fGPULibrary, fGPUDeviceNum);
+    if ( fAllowGPU && fTracker->GetGPUStatus() < 2 ) {
+      HLTError("GPU Tracker requested but unavailable, aborting.");
+      return -ENODEV;
+    }
     fClusterData = new AliHLTTPCCAClusterData[fgkNSlices];
     if (fGPUHelperThreads != -1)
     {

diff --git a/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerFramework.cxx b/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerFramework.cxx
index 51b819cc83fa45c63d4944e67a07ad43a31781f1..088441aee6cb7d2c19c7b8e6fd4c3cf87c89eb36 100644 (file)
--- a/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerFramework.cxx
+++ b/HLT/TPCLib/tracking-ca/AliHLTTPCCATrackerFramework.cxx
@@ -269,7 +269,10 @@ AliHLTTPCCATrackerFramework::AliHLTTPCCATrackerFramework(int allowGPU, const cha
        if (allowGPU && fGPULibAvailable)
        {
                fUseGPUTracker = (fGPUTrackerAvailable = (fGPUTracker->InitGPU(-1, GPUDeviceNum) == 0));
-               HLTInfo("GPU Tracker Initialized and available in framework");
+               if(fUseGPUTracker)
+                 HLTInfo("GPU Tracker Initialized and available in framework");
+               else
+                 HLTError("GPU Tracker NOT Initialized and NOT available in framework");
        }
 }