[hpoussin] 15000: Call Fs notifications at PASSIVE_LEVEL by using a guarded mutex

Call Fs notifications at PASSIVE_LEVEL by using a guarded mutex
Use ExFreePoolWithTag instead of ExFreePool
Modified: trunk/reactos/ntoskrnl/io/fs.c
  _____

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;
    }