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fix: serialize printf kernel accesses using device-wise locks

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Related-To: LOCI-4114

Signed-off-by: Lu, Wenbin <wenbin.lu@intel.com>
This commit is contained in:
Lu, Wenbin
2023-08-02 00:01:35 +00:00
committed by Compute-Runtime-Automation
parent 7e6e0da978
commit 3d33366ff6
23 changed files with 654 additions and 133 deletions
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5
level_zero/core/source/cmdqueue/cmdqueue.cpp
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@@ -189,7 +189,10 @@ ze_result_t CommandQueueImp::synchronizeByPollingForTaskCount(uint64_t timeout)
void CommandQueueImp::printKernelsPrintfOutput(bool hangDetected) {
size_t size = this->printfKernelContainer.size();
for (size_t i = 0; i < size; i++) {
this->printfKernelContainer[i]->printPrintfOutput(hangDetected);
std::lock_guard<std::mutex> lock(static_cast<DeviceImp *>(this->getDevice())->printfKernelMutex);
if (!this->printfKernelContainer[i].expired()) {
this->printfKernelContainer[i].lock()->printPrintfOutput(hangDetected);
}
}
this->printfKernelContainer.clear();
}

2
level_zero/core/source/cmdqueue/cmdqueue_imp.h
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@@ -137,7 +137,7 @@ struct CommandQueueImp : public CommandQueue {
NEO::LinearStream firstCmdListStream{};
NEO::HeapContainer heapContainer;
ze_command_queue_desc_t desc;
std::vector<Kernel *> printfKernelContainer;
std::vector<std::weak_ptr<Kernel>> printfKernelContainer;
Device *device = nullptr;
NEO::CommandStreamReceiver *csr = nullptr;