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[NTOSKRNL] Save system size on init in CcCapturedSystemSize

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Pierre Schweitzer 2018-02-07 17:49:23 +01:00
parent 19737a2cb9
commit ee7b3b315d
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GPG key ID: 7545556C3D585B0B
1 changed files with 4 additions and 1 deletions
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ntoskrnl/cc/view.c
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@ -65,6 +65,7 @@ ULONG CcLazyWriteIos = 0;
* - Spinlock when dealing with the deferred list
* - List for "clean" shared cache maps
* - One second delay for lazy writer
* - System size when system started
*/
ULONG CcDirtyPageThreshold = 0;
ULONG CcTotalDirtyPages = 0;
@ -72,6 +73,7 @@ LIST_ENTRY CcDeferredWrites;
KSPIN_LOCK CcDeferredWriteSpinLock;
LIST_ENTRY CcCleanSharedCacheMapList;
LARGE_INTEGER CcIdleDelay = RTL_CONSTANT_LARGE_INTEGER((LONGLONG)-1*1000*1000*10);
MM_SYSTEMSIZE CcCapturedSystemSize;
/* Internal vars (ROS):
* - Event to notify lazy writer to shutdown
@ -1447,7 +1449,8 @@ CcInitView (
KeInitializeEvent(&iLazyWriterNotify, NotificationEvent, FALSE);
/* Define lazy writer threshold, depending on system type */
switch (MmQuerySystemSize())
CcCapturedSystemSize = MmQuerySystemSize();
switch (CcCapturedSystemSize)
{
case MmSmallSystem:
CcDirtyPageThreshold = MmNumberOfPhysicalPages / 8;