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Restore correct page usage upon xbe reboot

This commit is contained in:
ergo720 2020-10-11 21:29:49 +02:00
parent 0a3dd68191
commit cd918389a4
1 changed files with 6 additions and 6 deletions
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12
src/core/kernel/memory-manager/VMManager.cpp
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@ -336,17 +336,17 @@ void VMManager::RestorePersistentMemory()
memcpy(GetPteAddress(persisted_mem->Data[i]), &pte.Default, sizeof(MMPTE));
RemoveFree(1, &pfn, 0, pte.Hardware.PFN, pte.Hardware.PFN);
if (m_MmLayoutChihiro) {
memcpy(CHIHIRO_PFN_ELEMENT(pte.Hardware.PFN),
&((PXBOX_PFN)&persisted_mem->Data[(persisted_mem->NumOfPtes * 2) + (persisted_mem->NumOfPtes - 32) * KiB(1)])[pte.Hardware.PFN],
sizeof(XBOX_PFN));
PXBOX_PFN temp_pfn = &((PXBOX_PFN)&persisted_mem->Data[(persisted_mem->NumOfPtes * 2) + (persisted_mem->NumOfPtes - 32) * KiB(1)])[pte.Hardware.PFN];
m_PagesByUsage[temp_pfn->Busy.BusyType]++;
memcpy(CHIHIRO_PFN_ELEMENT(pte.Hardware.PFN), temp_pfn, sizeof(XBOX_PFN));
if ((uint32_t*)persisted_mem->Data[i] < (uint32_t*)CHIHIRO_PFN_ADDRESS) {
memcpy((void*)(persisted_mem->Data[i]), &persisted_mem->Data[persisted_mem->NumOfPtes * 2 + i * KiB(1)], PAGE_SIZE);
}
}
else {
memcpy(XBOX_PFN_ELEMENT(pte.Hardware.PFN),
&((PXBOX_PFN)&persisted_mem->Data[(persisted_mem->NumOfPtes * 2) + (persisted_mem->NumOfPtes - 16) * KiB(1)])[pte.Hardware.PFN],
sizeof(XBOX_PFN));
PXBOX_PFN temp_pfn = &((PXBOX_PFN)&persisted_mem->Data[(persisted_mem->NumOfPtes * 2) + (persisted_mem->NumOfPtes - 16) * KiB(1)])[pte.Hardware.PFN];
m_PagesByUsage[temp_pfn->Busy.BusyType]++;
memcpy(XBOX_PFN_ELEMENT(pte.Hardware.PFN), temp_pfn, sizeof(XBOX_PFN));
if ((uint32_t*)persisted_mem->Data[i] < (uint32_t*)XBOX_PFN_ADDRESS) {
memcpy((void*)(persisted_mem->Data[i]), &persisted_mem->Data[persisted_mem->NumOfPtes * 2 + i * KiB(1)], PAGE_SIZE);
}