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Ensure every page in a bad memory region is marked as bad
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This commit is contained in:
Aiken Harris
2026-01-06 14:05:09 +01:00
parent 9027632c4f
commit 36e53bfc8c
2 changed files with 12 additions and 4 deletions
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8
xtoskrnl/mm/amd64/pfn.cc
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@@ -213,8 +213,12 @@ MM::Pfn::ProcessMemoryDescriptor(IN PFN_NUMBER BasePage,
switch(MemoryType) switch(MemoryType)
{ {
case LoaderBad: case LoaderBad:
/* This memory is marked as bad and should not be used, add it to the bad pages list */ /* This memory is marked as bad and should not be used */
LinkPage(&BadPagesList, BasePage); for(PageNumber = 0; PageNumber < PageCount; PageNumber++)
{
/* Link the page to the bad pages list */
LinkPage(&BadPagesList, BasePage + PageNumber);
}
break; break;
case LoaderXIPRom: case LoaderXIPRom:
/* This memory range contains Read-Only Memory (ROM) */ /* This memory range contains Read-Only Memory (ROM) */

8
xtoskrnl/mm/i686/pfn.cc
View File

@@ -201,8 +201,12 @@ MM::Pfn::ProcessMemoryDescriptor(IN PFN_NUMBER BasePage,
switch(MemoryType) switch(MemoryType)
{ {
case LoaderBad: case LoaderBad:
/* This memory is marked as bad and should not be used, add it to the bad pages list */ /* This memory is marked as bad and should not be used */
LinkPage(&BadPagesList, BasePage); for(PageNumber = 0; PageNumber < PageCount; PageNumber++)
{
/* Link the page to the bad pages list */
LinkPage(&BadPagesList, BasePage + PageNumber);
}
break; break;
case LoaderXIPRom: case LoaderXIPRom:
/* This memory range contains Read-Only Memory (ROM) */ /* This memory range contains Read-Only Memory (ROM) */