Revision: 16688
http://sourceforge.net/p/edk2/code/16688
Author: lzeng14
Date: 2015-02-02 09:31:08 +0000 (Mon, 02 Feb 2015)
Log Message:
-----------
SecurityPkg Variable: Introduce PcdReclaimVariableSpaceAtEndOfDxe
for trying to reclaim variable space at EndOfDxe.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <[email protected]>
Reviewed-by: Liming Gao <[email protected]>
Modified Paths:
--------------
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableDxe.c
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableRuntimeDxe.inf
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.c
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf
Modified: trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c
===================================================================
--- trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c
2015-02-02 09:30:34 UTC (rev 16687)
+++ trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c
2015-02-02 09:31:08 UTC (rev 16688)
@@ -3603,7 +3603,16 @@
EFI_STATUS Status;
UINTN RemainingCommonRuntimeVariableSpace;
UINTN RemainingHwErrVariableSpace;
+ STATIC BOOLEAN Reclaimed;
+ //
+ // This function will be called only once at EndOfDxe or ReadyToBoot event.
+ //
+ if (Reclaimed) {
+ return;
+ }
+ Reclaimed = TRUE;
+
Status = EFI_SUCCESS;
if (mVariableModuleGlobal->CommonRuntimeVariableSpace <
mVariableModuleGlobal->CommonVariableTotalSize) {
Modified: trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableDxe.c
===================================================================
--- trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableDxe.c
2015-02-02 09:30:34 UTC (rev 16687)
+++ trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableDxe.c
2015-02-02 09:31:08 UTC (rev 16688)
@@ -317,6 +317,9 @@
// The initialization for variable quota.
//
InitializeVariableQuota ();
+ if (PcdGetBool (PcdReclaimVariableSpaceAtEndOfDxe)) {
+ ReclaimForOS ();
+ }
}
/**
Modified:
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableRuntimeDxe.inf
===================================================================
---
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableRuntimeDxe.inf
2015-02-02 09:30:34 UTC (rev 16687)
+++
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableRuntimeDxe.inf
2015-02-02 09:31:08 UTC (rev 16688)
@@ -144,6 +144,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdHwErrStorageSize ##
CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxUserNvVariableSpaceSize ##
CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdBoottimeReservedNvVariableSpaceSize ##
CONSUMES
+ gEfiMdeModulePkgTokenSpaceGuid.PcdReclaimVariableSpaceAtEndOfDxe ##
CONSUMES
[FeaturePcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics ##
CONSUMES # statistic the information of variable.
Modified: trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.c
===================================================================
--- trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.c
2015-02-02 09:30:34 UTC (rev 16687)
+++ trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.c
2015-02-02 09:31:08 UTC (rev 16688)
@@ -854,6 +854,9 @@
// The initialization for variable quota.
//
InitializeVariableQuota ();
+ if (PcdGetBool (PcdReclaimVariableSpaceAtEndOfDxe)) {
+ ReclaimForOS ();
+ }
return EFI_SUCCESS;
}
Modified:
trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf
===================================================================
--- trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf
2015-02-02 09:30:34 UTC (rev 16687)
+++ trunk/edk2/SecurityPkg/VariableAuthenticated/RuntimeDxe/VariableSmm.inf
2015-02-02 09:31:08 UTC (rev 16688)
@@ -151,6 +151,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdHwErrStorageSize ##
CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxUserNvVariableSpaceSize ##
CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdBoottimeReservedNvVariableSpaceSize ##
CONSUMES
+ gEfiMdeModulePkgTokenSpaceGuid.PcdReclaimVariableSpaceAtEndOfDxe ##
CONSUMES
[FeaturePcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdVariableCollectStatistics ##
CONSUMES # statistic the information of variable.
------------------------------------------------------------------------------
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