From 5141945b5767a33b08c182a57f3f9f4eb8b8f561 Mon Sep 17 00:00:00 2001
From: Filip Navara <filip.navara@gmail.com>
Date: Wed, 26 May 2004 19:56:35 +0000
Subject: [PATCH] - Return success for SystemFileCacheInformation requests to
 NtQuerySystemInformation, so we can see some information in the Task Manager.

svn path=/trunk/; revision=9501
---
 reactos/include/ntos/zwtypes.h |  4 +++-
 reactos/ntoskrnl/ex/sysinfo.c  | 16 +++++++++++++---
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/reactos/include/ntos/zwtypes.h b/reactos/include/ntos/zwtypes.h
index 8e240f772d6..3b8f166351c 100755
--- a/reactos/include/ntos/zwtypes.h
+++ b/reactos/include/ntos/zwtypes.h
@@ -441,7 +441,9 @@ struct _SYSTEM_CACHE_INFORMATION
 	ULONG	PageFaultCount;
 	ULONG	MinimumWorkingSet;
 	ULONG	MaximumWorkingSet;
-	ULONG	Unused[4];
+	ULONG   TransitionSharedPages;
+	ULONG   TransitionSharedPagesPeak;
+	ULONG	Unused[2];
 
 } SYSTEM_CACHE_INFORMATION;
 
diff --git a/reactos/ntoskrnl/ex/sysinfo.c b/reactos/ntoskrnl/ex/sysinfo.c
index 0ed3180ee36..94e61dac831 100644
--- a/reactos/ntoskrnl/ex/sysinfo.c
+++ b/reactos/ntoskrnl/ex/sysinfo.c
@@ -1,4 +1,4 @@
-/* $Id: sysinfo.c,v 1.34 2004/05/02 19:34:21 ekohl Exp $
+/* $Id: sysinfo.c,v 1.35 2004/05/26 19:56:35 navaraf Exp $
  *
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS kernel
@@ -763,13 +763,23 @@ QSI_DEF(SystemVdmBopInformation)
 /* Class 21 - File Cache Information */
 QSI_DEF(SystemFileCacheInformation)
 {
+	SYSTEM_CACHE_INFORMATION *Sci = (SYSTEM_CACHE_INFORMATION *) Buffer;
+
 	if (Size < sizeof (SYSTEM_CACHE_INFORMATION))
 	{
 		* ReqSize = sizeof (SYSTEM_CACHE_INFORMATION);
 		return (STATUS_INFO_LENGTH_MISMATCH);
 	}
-	/* FIXME */
-	return (STATUS_NOT_IMPLEMENTED);
+
+	Sci->CurrentSize = 0; /* FIXME */
+	Sci->PeakSize = 0; /* FIXME */
+	Sci->PageFaultCount = 0; /* FIXME */
+	Sci->MinimumWorkingSet = 0; /* FIXME */
+	Sci->MaximumWorkingSet = 0; /* FIXME */
+	Sci->TransitionSharedPages = 0; /* FIXME */
+	Sci->TransitionSharedPagesPeak = 0; /* FIXME */
+
+	return (STATUS_SUCCESS);
 }
 
 SSI_DEF(SystemFileCacheInformation)