Changeset 90319 in vbox

Timestamp:

Jul 23, 2021 5:12:19 PM (4 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

145880

Message:

VMSVGA: prevent screen artifacts after restoring VM from saved state, bugref:10071, ticketref:20067.

File:

• trunk/src/VBox/Devices/Graphics/DevVGA-SVGA.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Graphics/DevVGA-SVGA.cpp

@@ -5617 +5617 @@
     }
 
+    /* VMSVGA is working via VBVA interface, therefore it needs to be
+     * enabled on saved state restore. See @bugref{10071#c7}. */
+    if (pThis->svga.fEnabled)
+    {
+        for (uint32_t idScreen = 0; idScreen < pThis->cMonitors; ++idScreen)
+            pThisCC->pDrv->pfnVBVAEnable(pThisCC->pDrv, idScreen, NULL /*pHostFlags*/);
+    }
+
     /* Let the FIFO thread deal with changing the mode. */
     ASMAtomicOrU32(&pThis->svga.u32ActionFlags, VMSVGA_ACTION_CHANGEMODE);