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Initialize paged pool sizing logic
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This commit is contained in:
Aiken Harris
2025-12-29 10:28:12 +01:00
parent 200e9132b1
commit 7cb3d1764b
1 changed files with 8 additions and 0 deletions
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8
xtoskrnl/mm/i686/mmgr.cc
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@@ -42,6 +42,14 @@ MM::Manager::InitializeMemoryLayout(VOID)
NumberOfSystemPtes = MM_MAXIMUM_NUMBER_SYSTEM_PTES; NumberOfSystemPtes = MM_MAXIMUM_NUMBER_SYSTEM_PTES;
} }
/* Calculate size of paged pool */
PtesPerPage = MM::Pte::GetPtesPerPage();
PteCount = (SIZE_TO_PAGES(33554432) + (PtesPerPage - 1)) / PtesPerPage;
PagedPoolSize = PteCount * PtesPerPage * MM_PAGE_SIZE;
/* Retrieve the PFN database size */
PfnDatabaseSize = MM::Pfn::GetPfnDatabaseSize();
/* Check if 3-level paging (PAE) is enabled */ /* Check if 3-level paging (PAE) is enabled */
if(MM::Paging::GetXpaStatus()) if(MM::Paging::GetXpaStatus())
{ {