Call Fs notifications at PASSIVE_LEVEL by using a guarded mutex
Use ExFreePoolWithTag instead of ExFreePool

Modified: trunk/reactos/ntoskrnl/io/fs.c

--- trunk/reactos/ntoskrnl/io/fs.c	2005-05-05 13:24:39 UTC (rev 14999)
+++ trunk/reactos/ntoskrnl/io/fs.c	2005-05-05 13:27:00 UTC (rev 15000)
@@ -35,7 +35,7 @@

 static ERESOURCE FileSystemListLock;
 static LIST_ENTRY FileSystemListHead;
 

-static FAST_MUTEX FsChangeNotifyListLock;

+static KGUARDED_MUTEX FsChangeNotifyListLock;

 static LIST_ENTRY FsChangeNotifyListHead;
 
 #define TAG_FILE_SYSTEM       TAG('F', 'S', 'Y', 'S')
@@ -178,7 +178,7 @@

   ExInitializeResourceLite(&FileSystemListLock);
 
   InitializeListHead(&FsChangeNotifyListHead);

-  ExInitializeFastMutex(&FsChangeNotifyListLock);

+  KeInitializeGuardedMutex(&FsChangeNotifyListLock);

 }
 
 
@@ -631,7 +631,7 @@

       if (current->DeviceObject == DeviceObject)
 	{
 	  RemoveEntryList(current_entry);

-	  ExFreePool(current);

+	  ExFreePoolWithTag(current, TAG_FILE_SYSTEM);

 	  ExReleaseResourceLite(&FileSystemListLock);
 	  KeLeaveCriticalRegion();
 	  IopNotifyFileSystemChange(DeviceObject, FALSE);
@@ -710,7 +710,7 @@

   PFS_CHANGE_NOTIFY_ENTRY ChangeEntry;
   PLIST_ENTRY Entry;
 

-  ExAcquireFastMutex(&FsChangeNotifyListLock);

+  KeAcquireGuardedMutex(&FsChangeNotifyListLock);

   Entry = FsChangeNotifyListHead.Flink;
   while (Entry != &FsChangeNotifyListHead)
     {
@@ -720,7 +720,7 @@

 
       Entry = Entry->Flink;
     }

-  ExReleaseFastMutex(&FsChangeNotifyListLock);

+  KeReleaseGuardedMutex(&FsChangeNotifyListLock);

 }
 
 
@@ -742,10 +742,10 @@

   Entry->DriverObject = DriverObject;
   Entry->FSDNotificationProc = FSDNotificationProc;
 

-  ExAcquireFastMutex(&FsChangeNotifyListLock);

+  KeAcquireGuardedMutex(&FsChangeNotifyListLock);

   InsertHeadList(&FsChangeNotifyListHead,
 			      &Entry->FsChangeNotifyList);

-  ExReleaseFastMutex(&FsChangeNotifyListLock);

+  KeReleaseGuardedMutex(&FsChangeNotifyListLock);

 
   return(STATUS_SUCCESS);
 }
@@ -768,11 +768,11 @@

       if (ChangeEntry->DriverObject == DriverObject &&
 	  ChangeEntry->FSDNotificationProc == FSDNotificationProc)
 	{

-	  ExAcquireFastMutex(&FsChangeNotifyListLock);

+	  KeAcquireGuardedMutex(&FsChangeNotifyListLock);

 	  RemoveEntryList(Entry);

-	  ExReleaseFastMutex(&FsChangeNotifyListLock);

+	  KeReleaseGuardedMutex(&FsChangeNotifyListLock);

-	  ExFreePool(Entry);

+	  ExFreePoolWithTag(Entry, TAG_FS_CHANGE_NOTIFY);

 	  return;
 	}