Changeset 84815 in vbox for trunk

Timestamp:

Jun 12, 2020 12:52:16 PM (5 years ago)

Author:

vboxsync

Message:

Devices/Audio/DevIchAc97: Workaround a hang upon resume when a NetBSD guest is used, see bugref:9759

File:

• trunk/src/VBox/Devices/Audio/DevIchAc97.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Audio/DevIchAc97.cpp

@@ -3802 +3802 @@
         {
             /* Re-arm the timer for this stream. */
-            ichac97R3TimerSet(pDevIns, pStream, pStreamCC->State.cTransferTicks);
+            /** @todo r=aeichner This causes a VM hang upon saved state resume when NetBSD is used as a guest
+             * Stopping the timer if cTransferTicks is 0 is a workaround but needs further investigation,
+             * see @bugref{9759} for more information. */
+            if (pStreamCC->State.cTransferTicks)
+                ichac97R3TimerSet(pDevIns, pStream, pStreamCC->State.cTransferTicks);
+            else
+                PDMDevHlpTimerStop(pDevIns, pStream->hTimer);
         }