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- Use a paged lookside list for window messages.

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svn path=/trunk/; revision=5271
This commit is contained in:
David Welch 2003-07-25 23:53:36 +00:00
parent 2a0a58c945
commit 99f9c40405
2 changed files with 19 additions and 8 deletions
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6
reactos/subsys/win32k/ntuser/message.c
View file

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: message.c,v 1.24 2003/07/24 05:51:26 gvg Exp $
/* $Id: message.c,v 1.25 2003/07/25 23:53:36 dwelch Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -171,7 +171,7 @@ W32kPeekMessage(LPMSG Msg,
RtlCopyMemory(Msg, &Message->Msg, sizeof(MSG));
if (RemoveMessages)
{
ExFreePool(Message);
MsqDestroyMessage(Message);
}
return TRUE;
}
@ -189,7 +189,7 @@ W32kPeekMessage(LPMSG Msg,
RtlCopyMemory(Msg, &Message->Msg, sizeof(MSG));
if (RemoveMessages)
{
ExFreePool(Message);
MsqDestroyMessage(Message);
}
return TRUE;
}

21
reactos/subsys/win32k/ntuser/msgqueue.c
View file

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: msgqueue.c,v 1.10 2003/07/05 16:04:01 chorns Exp $
/* $Id: msgqueue.c,v 1.11 2003/07/25 23:53:36 dwelch Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -56,6 +56,8 @@ static FAST_MUTEX HardwareMessageQueueLock;
static KEVENT HardwareMessageEvent;
static PAGED_LOOKASIDE_LIST MessageLookasideList;
/* FUNCTIONS *****************************************************************/
VOID FASTCALL
@ -89,6 +91,15 @@ MsqInitializeImpl(VOID)
KeInitializeEvent(&HardwareMessageEvent, NotificationEvent, 0);
KeInitializeSpinLock(&SystemMessageQueueLock);
ExInitializeFastMutex(&HardwareMessageQueueLock);
ExInitializePagedLookasideList(&MessageLookasideList,
NULL,
NULL,
0,
sizeof(USER_MESSAGE),
0,
256);
return(STATUS_SUCCESS);
}
@ -276,7 +287,7 @@ MsqPeekHardwareMessage(PUSER_MESSAGE_QUEUE MessageQueue, HWND hWnd,
(SystemMessageQueueHead + 1) % SYSTEM_MESSAGE_QUEUE_SIZE;
SystemMessageQueueCount--;
KeReleaseSpinLock(&SystemMessageQueueLock, OldIrql);
UserMsg = ExAllocatePool(NonPagedPool, sizeof(USER_MESSAGE));
UserMsg = ExAllocateFromPagedLookasideList(&MessageLookasideList);
UserMsg->Msg = Msg;
InsertTailList(&HardwareMessageQueueHead, &UserMsg->ListEntry);
KeAcquireSpinLock(&SystemMessageQueueLock, &OldIrql);
@ -394,7 +405,7 @@ MsqCreateMessage(LPMSG Msg)
{
PUSER_MESSAGE Message;
Message = (PUSER_MESSAGE)ExAllocatePool(PagedPool, sizeof(USER_MESSAGE));
Message = ExAllocateFromPagedLookasideList(&MessageLookasideList);
if (!Message)
{
return NULL;
@ -408,7 +419,7 @@ MsqCreateMessage(LPMSG Msg)
VOID FASTCALL
MsqDestroyMessage(PUSER_MESSAGE Message)
{
ExFreePool(Message);
ExFreeToPagedLookasideList(&MessageLookasideList, Message);
}
VOID FASTCALL
@ -622,7 +633,7 @@ MsqFreeMessageQueue(PUSER_MESSAGE_QUEUE MessageQueue)
CurrentMessage = CONTAINING_RECORD(CurrentEntry, USER_MESSAGE,
ListEntry);
CurrentEntry = CurrentEntry->Flink;
ExFreePool(CurrentMessage);
MsqDestroyMessage(CurrentMessage);
}
}