Changeset 28229 in vbox for trunk/src/VBox

Timestamp:

Apr 12, 2010 11:03:47 PM (15 years ago)

Author:

vboxsync

Message:

wddm: bufgix

File:

• trunk/src/VBox/Additions/WINNT/Graphics/Miniport/wddm/VBoxVideoVdma.cpp (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Miniport/wddm/VBoxVideoVdma.cpp

@@ -32 +32 @@
 static int vboxWddmVdmaSubmitVbva(struct _DEVICE_EXTENSION* pDevExt, PVBOXVDMAINFO pInfo, HGSMIOFFSET offDr)
 {
-    return vboxVbvaReportCmdOffset(pDevExt, &pDevExt->u.primary.Vbva, offDr);
+    int rc;
+    if (vboxVbvaBufferBeginUpdate (pDevExt, &pDevExt->u.primary.Vbva))
+    {
+        rc = vboxVbvaReportCmdOffset(pDevExt, &pDevExt->u.primary.Vbva, offDr);
+        vboxVbvaBufferEndUpdate (pDevExt, &pDevExt->u.primary.Vbva);
+    }
+    else
+    {
+        AssertBreakpoint();
+        rc = VERR_INVALID_STATE;
+    }
+    return rc;
 }
 #define vboxWddmVdmaSubmit vboxWddmVdmaSubmitVbva