Changeset 54264 in vbox for trunk/src/VBox/HostDrivers/Support

Timestamp:

Feb 18, 2015 2:56:16 PM (10 years ago)

Author:

vboxsync

Message:

HostDrivers/Support: Fix recomputing of TSC-deltas for newly online'd CPUs.

File:

• trunk/src/VBox/HostDrivers/Support/SUPDrv.c (modified) (2 diffs)

trunk/src/VBox/HostDrivers/Support/SUPDrv.c

@@ -7101 +7101 @@
     {
         RTSpinlockAcquire(pDevExt->hTscDeltaSpinlock);
+        RTCpuSetAdd(&pDevExt->TscDeltaCpuSet, idCpu);
         if (   pDevExt->enmTscDeltaState == kSupDrvTscDeltaState_Listening
             || pDevExt->enmTscDeltaState == kSupDrvTscDeltaState_Measuring)
         {
-            RTCpuSetAdd(&pDevExt->TscDeltaCpuSet, idCpu);
             pDevExt->enmTscDeltaState = kSupDrvTscDeltaState_WaitAndMeasure;
         }
@@ -8346 +8346 @@
                  *        to pass those options to the thread somehow and implement it in the
                  *        thread. Check if anyone uses/needs fAsync before implementing this. */
+                RTSpinlockAcquire(pDevExt->hTscDeltaSpinlock);
                 RTCpuSetAdd(&pDevExt->TscDeltaCpuSet, pGipCpuWorker->idCpu);
-                RTSpinlockAcquire(pDevExt->hTscDeltaSpinlock);
                 if (   pDevExt->enmTscDeltaState == kSupDrvTscDeltaState_Listening
                     || pDevExt->enmTscDeltaState == kSupDrvTscDeltaState_Measuring)