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P4 to Git Change 1492748 by gandryey@gera-w8 on 2017/12/11 11:53:55

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SWDEV-139828 - [OCL] OCL runtime hang in multithread app
	- This issue is a regression after Davinci optimizations. Execution lock should be applied for the engine's wait only, since the resource cache has own lock protection that can conflict with the execution lock

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/pal/palvirtual.cpp#65 edit


[ROCm/clr commit: 175f01c420]
This commit is contained in:
foreman
2017-12-11 11:59:15 -05:00
parent b225c2d5d6
commit bf66d7bc03
1 changed files with 6 additions and 3 deletions
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projects/clr/rocclr/runtime/device/pal/palvirtual.cpp
+6 -3
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@@ -2716,9 +2716,12 @@ bool VirtualGPU::waitAllEngines(CommandBatch* cb) {
}
void VirtualGPU::waitEventLock(CommandBatch* cb) {
// Make sure VirtualGPU has an exclusive access to the resources
amd::ScopedLock lock(execution());
bool earlyDone = waitAllEngines(cb);
bool earlyDone = false;
{
// Make sure VirtualGPU has an exclusive access to the resources
amd::ScopedLock lock(execution());
earlyDone = waitAllEngines(cb);
}
// Free resource cache if we have too many entries
//! \note we do it here, when all engines are idle,