Get rid of the MonitorEvent from CACHE context

The event is being signalled but nothing ever takes notice of it so one
can only conclude that it is not needed.

Signed-off-by: Paul Durrant <paul.durrant@citrix.com>

diff --git a/src/xenbus/cache.c b/src/xenbus/cache.c
index 9058d563bc7ab7ac0c3a36b1848ecb544a706371..e2c83a8df629c02a4d2aeff40eab93c54b4d56fa 100644 (file)
--- a/src/xenbus/cache.c
+++ b/src/xenbus/cache.c
@@ -92,7 +92,6 @@ struct _XENBUS_CACHE_CONTEXT {
     PXENBUS_DEBUG_CALLBACK  DebugCallback;
     XENBUS_STORE_INTERFACE  StoreInterface;
     PXENBUS_THREAD          MonitorThread;
-    KEVENT                  MonitorEvent;
     LIST_ENTRY              List;
 };
 
@@ -787,8 +786,6 @@ CacheMonitor(
 
 loop:
         KeReleaseSpinLock(&Context->Lock, Irql);
-
-        KeSetEvent(&Context->MonitorEvent, IO_NO_INCREMENT, FALSE);
     }
 
     Trace("====>\n");
@@ -921,8 +918,6 @@ CacheInitialize(
     InitializeListHead(&(*Context)->List);
     KeInitializeSpinLock(&(*Context)->Lock);
 
-    KeInitializeEvent(&(*Context)->MonitorEvent, NotificationEvent, FALSE);
-
     status = ThreadCreate(CacheMonitor, *Context, &(*Context)->MonitorThread);
     if (!NT_SUCCESS(status))
         goto fail2;
@@ -936,8 +931,6 @@ CacheInitialize(
 fail2:
     Error("fail2\n");
 
-    RtlZeroMemory(&(*Context)->MonitorEvent, sizeof (KEVENT));
-
     RtlZeroMemory(&(*Context)->Lock, sizeof (KSPIN_LOCK));
     RtlZeroMemory(&(*Context)->List, sizeof (LIST_ENTRY));
 
@@ -1004,8 +997,6 @@ CacheTeardown(
     ThreadJoin(Context->MonitorThread);
     Context->MonitorThread = NULL;
 
-    RtlZeroMemory(&Context->MonitorEvent, sizeof (KEVENT));
-
     RtlZeroMemory(&Context->Lock, sizeof (KSPIN_LOCK));
     RtlZeroMemory(&Context->List, sizeof (LIST_ENTRY));