Changeset 53343 in vbox for trunk

Timestamp:

Nov 18, 2014 7:53:24 AM (10 years ago)

Author:

vboxsync

Message:

Devices/DevLsiLogic: fixed race

File:

• trunk/src/VBox/Devices/Storage/DevLsiLogicSCSI.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Storage/DevLsiLogicSCSI.cpp

@@ -1285 +1285 @@
             /* Send notification to R3 if there is not one sent already. Do this
              * only if the worker thread is not sleeping or might go sleeping. */
-            if (ASMAtomicReadBool(&pThis->fWrkThreadSleeping))
+            if (!ASMAtomicXchgBool(&pThis->fNotificationSent, true))
             {
-                if (!ASMAtomicXchgBool(&pThis->fNotificationSent, true))
+                if (ASMAtomicReadBool(&pThis->fWrkThreadSleeping))
                 {
 #ifdef IN_RC