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Allocate memory for the handle table from paged pool!
svn path=/trunk/; revision=11158
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1 changed files with 6 additions and 10 deletions
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@ -19,7 +19,7 @@
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/*
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/*
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* GDIOBJ.C - GDI object manipulation routines
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* GDIOBJ.C - GDI object manipulation routines
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*
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*
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* $Id: gdiobj.c,v 1.72 2004/09/29 03:36:52 arty Exp $
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* $Id: gdiobj.c,v 1.73 2004/10/02 16:48:12 navaraf Exp $
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*
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*
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*/
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*/
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#include <w32k.h>
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#include <w32k.h>
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@ -194,10 +194,8 @@ GDIOBJ_iAllocHandleTable (WORD Size)
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MemSize = sizeof(GDI_HANDLE_TABLE) + sizeof(PGDIOBJ) * Size;
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MemSize = sizeof(GDI_HANDLE_TABLE) + sizeof(PGDIOBJ) * Size;
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/* prevent APC delivery for the *FastMutexUnsafe calls */
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ExAcquireFastMutex(&HandleTableMutex);
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const KIRQL PrevIrql = KfRaiseIrql(APC_LEVEL);
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handleTable = ExAllocatePoolWithTag(PagedPool, MemSize, TAG_GDIHNDTBLE);
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ExAcquireFastMutexUnsafe (&HandleTableMutex);
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handleTable = ExAllocatePoolWithTag(NonPagedPool, MemSize, TAG_GDIHNDTBLE);
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ASSERT( handleTable );
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ASSERT( handleTable );
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memset (handleTable, 0, MemSize);
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memset (handleTable, 0, MemSize);
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#if GDI_COUNT_OBJECTS
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#if GDI_COUNT_OBJECTS
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@ -205,14 +203,13 @@ GDIOBJ_iAllocHandleTable (WORD Size)
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#endif
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#endif
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handleTable->wTableSize = Size;
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handleTable->wTableSize = Size;
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handleTable->AllocationHint = 1;
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handleTable->AllocationHint = 1;
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handleTable->LookasideLists = ExAllocatePoolWithTag(NonPagedPool,
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handleTable->LookasideLists = ExAllocatePoolWithTag(PagedPool,
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OBJTYPE_COUNT * sizeof(PAGED_LOOKASIDE_LIST),
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OBJTYPE_COUNT * sizeof(PAGED_LOOKASIDE_LIST),
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TAG_GDIHNDTBLE);
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TAG_GDIHNDTBLE);
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if (NULL == handleTable->LookasideLists)
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if (NULL == handleTable->LookasideLists)
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{
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{
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ExFreePool(handleTable);
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ExFreePool(handleTable);
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ExReleaseFastMutexUnsafe (&HandleTableMutex);
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ExReleaseFastMutex(&HandleTableMutex);
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KfLowerIrql(PrevIrql);
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return NULL;
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return NULL;
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}
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}
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for (ObjType = 0; ObjType < OBJTYPE_COUNT; ObjType++)
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for (ObjType = 0; ObjType < OBJTYPE_COUNT; ObjType++)
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@ -220,8 +217,7 @@ GDIOBJ_iAllocHandleTable (WORD Size)
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ExInitializePagedLookasideList(handleTable->LookasideLists + ObjType, NULL, NULL, 0,
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ExInitializePagedLookasideList(handleTable->LookasideLists + ObjType, NULL, NULL, 0,
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ObjSizes[ObjType].Size + sizeof(GDIOBJHDR), TAG_GDIOBJ, 0);
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ObjSizes[ObjType].Size + sizeof(GDIOBJHDR), TAG_GDIOBJ, 0);
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}
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}
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ExReleaseFastMutexUnsafe (&HandleTableMutex);
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ExReleaseFastMutex(&HandleTableMutex);
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KfLowerIrql(PrevIrql);
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return handleTable;
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return handleTable;
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}
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}
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