Cc: Shumin Qiu <[email protected]>
Cc: Michael Kinney <[email protected]>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <[email protected]>
---
UefiCpuPkg/Library/MtrrLib/MtrrLib.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
b/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
index f5b3460..199e165 100644
--- a/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
+++ b/UefiCpuPkg/Library/MtrrLib/MtrrLib.c
@@ -1489,7 +1489,9 @@ MtrrSetMemoryAttributeWorker (
UINT64 NewValue;
MTRR_VARIABLE_SETTINGS *VariableSettings;
- MtrrContextValid = FALSE;
+ MtrrContextValid = FALSE;
+ VariableMtrrCount = 0;
+ ZeroMem (&WorkingFixedSettings, sizeof (WorkingFixedSettings));
for (Index = 0; Index < MTRR_NUMBER_OF_FIXED_MTRR; Index++) {
FixedSettingsValid[Index] = FALSE;
FixedSettingsModified[Index] = FALSE;
--
1.9.5.msysgit.0
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