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Unverified Commit 6fb1c8a4 authored by Peter Eastman's avatar Peter Eastman Committed by GitHub
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Fixed race condition with multiple GPUs (#3560)

parent 4479ffae
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platforms/cuda/src/CudaParallelKernels.cpp
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...@@ -231,6 +231,7 @@ void CudaParallelCalcForcesAndEnergyKernel::beginComputation(ContextImpl& contex ...@@ -231,6 +231,7 @@ void CudaParallelCalcForcesAndEnergyKernel::beginComputation(ContextImpl& contex
CUevent waitEvent = (cu.getPlatformData().peerAccessSupported ? peerCopyEvent[i] : event); CUevent waitEvent = (cu.getPlatformData().peerAccessSupported ? peerCopyEvent[i] : event);
thread.addTask(new BeginComputationTask(context, cu, getKernel(i), includeForce, includeEnergy, groups, pinnedPositionBuffer, waitEvent, interactionCounts[i])); thread.addTask(new BeginComputationTask(context, cu, getKernel(i), includeForce, includeEnergy, groups, pinnedPositionBuffer, waitEvent, interactionCounts[i]));
} }
data.syncContexts();
} }
double CudaParallelCalcForcesAndEnergyKernel::finishComputation(ContextImpl& context, bool includeForce, bool includeEnergy, int groups, bool& valid) { double CudaParallelCalcForcesAndEnergyKernel::finishComputation(ContextImpl& context, bool includeForce, bool includeEnergy, int groups, bool& valid) {
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