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Add debug key to print UMD shared migrations

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Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
This commit is contained in:
Jaime Arteaga
2021-07-22 00:53:50 +00:00
committed by Compute-Runtime-Automation
parent 890eec6105
commit 803d7cdd8a
6 changed files with 226 additions and 0 deletions
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1
shared/source/debug_settings/debug_variables_base.inl
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@@ -188,6 +188,7 @@ DECLARE_DEBUG_VARIABLE(bool, ProvideVerboseImplicitFlush, false, "provides verbo
DECLARE_DEBUG_VARIABLE(bool, PrintBlitDispatchDetails, false, "Print blit dispatch details")
DECLARE_DEBUG_VARIABLE(bool, PrintIoctlTimes, false, "Print ioctl times")
DECLARE_DEBUG_VARIABLE(bool, PrintIoctlEntries, false, "Print ioctl being called")
DECLARE_DEBUG_VARIABLE(bool, PrintUmdSharedMigration, false, "Print log message when shared allocation is being migrated by UMD")
/*PERFORMANCE FLAGS*/
DECLARE_DEBUG_VARIABLE(bool, DisableZeroCopyForBuffers, false, "When active all buffer allocations will not share memory with CPU.")

12
shared/source/page_fault_manager/cpu_page_fault_manager.cpp
View File

@@ -57,6 +57,9 @@ void PageFaultManager::moveAllocationToGpuDomain(void *ptr) {
if (pageFaultData.domain != AllocationDomain::Gpu) {
this->setAubWritable(false, ptr, pageFaultData.unifiedMemoryManager);
if (pageFaultData.domain == AllocationDomain::Cpu) {
if (DebugManager.flags.PrintUmdSharedMigration.get()) {
printf("UMD transferring shared allocation %llx from CPU to GPU\n", reinterpret_cast<unsigned long long int>(ptr));
}
this->transferToGpu(ptr, pageFaultData.cmdQ);
this->protectCPUMemoryAccess(ptr, pageFaultData.size);
}
@@ -73,6 +76,9 @@ void PageFaultManager::moveAllocationsWithinUMAllocsManagerToGpuDomain(SVMAllocs
if (pageFaultData.unifiedMemoryManager == unifiedMemoryManager && pageFaultData.domain != AllocationDomain::Gpu) {
this->setAubWritable(false, allocPtr, pageFaultData.unifiedMemoryManager);
if (pageFaultData.domain == AllocationDomain::Cpu) {
if (DebugManager.flags.PrintUmdSharedMigration.get()) {
printf("UMD transferring shared allocation %llx from CPU to GPU\n", reinterpret_cast<unsigned long long int>(allocPtr));
}
this->transferToGpu(allocPtr, pageFaultData.cmdQ);
this->protectCPUMemoryAccess(allocPtr, pageFaultData.size);
}
@@ -101,6 +107,9 @@ void PageFaultManager::setGpuDomainHandler(gpuDomainHandlerFunc gpuHandlerFuncPt
void PageFaultManager::handleGpuDomainTransferForHw(PageFaultManager *pageFaultHandler, void *allocPtr, PageFaultData &pageFaultData) {
if (pageFaultData.domain == AllocationDomain::Gpu) {
if (DebugManager.flags.PrintUmdSharedMigration.get()) {
printf("UMD transferring shared allocation %llx from GPU to CPU\n", reinterpret_cast<unsigned long long int>(allocPtr));
}
pageFaultHandler->transferToCpu(allocPtr, pageFaultData.size, pageFaultData.cmdQ);
}
pageFaultData.domain = AllocationDomain::Cpu;
@@ -111,6 +120,9 @@ void PageFaultManager::handleGpuDomainTransferForAubAndTbx(PageFaultManager *pag
pageFaultHandler->allowCPUMemoryAccess(allocPtr, pageFaultData.size);
if (pageFaultData.domain == AllocationDomain::Gpu) {
if (DebugManager.flags.PrintUmdSharedMigration.get()) {
printf("UMD transferring shared allocation %llx from GPU to CPU\n", reinterpret_cast<unsigned long long int>(allocPtr));
}
pageFaultHandler->transferToCpu(allocPtr, pageFaultData.size, pageFaultData.cmdQ);
}
pageFaultData.domain = AllocationDomain::Cpu;