VBox

Timestamp:

Mar 2, 2015 2:56:02 PM (10 years ago)

Author:

vboxsync

Message:

HostDrivers/Support: add and use supdrvOSAreCpusOfflinedOnSuspend(). FreeBSD, Darwin, Solaris need verification.

Location:

trunk/src/VBox/HostDrivers/Support

Files:

trunk/src/VBox/HostDrivers/Support/SUPDrvGip.cpp

-              r54579
+              r54581
         ASMAtomicWriteBool(&pDevExt->fInvTscRefinePowerEvent, true);
         if (   RT_LIKELY(pGip)
+            && pGip->enmUseTscDelta > SUPGIPUSETSCDELTA_ZERO_CLAIMED)
+            && pGip->enmUseTscDelta > SUPGIPUSETSCDELTA_ZERO_CLAIMED
+            && !supdrvOSAreCpusOfflinedOnSuspend())
+        {
 #ifdef SUPDRV_USE_TSC_DELTA_THREAD

r54578	r54581
805	805	bool VBOXCALL supdrvOSObjCanAccess(PSUPDRVOBJ pObj, PSUPDRVSESSION pSession, const char pszObjName, int prc);
806	806	bool VBOXCALL supdrvOSGetForcedAsyncTscMode(PSUPDRVDEVEXT pDevExt);
	807	bool VBOXCALL supdrvOSAreCpusOfflinedOnSuspend(void);
807	808	bool VBOXCALL supdrvOSAreTscDeltasInSync(void);
808	809	int VBOXCALL supdrvOSEnableVTx(bool fEnabled);

-              r53396
+              r54581
+bool VBOXCALL supdrvOSAreCpusOfflinedOnSuspend(void)
+{
+    /** @todo verify this. */
+    return false;
+}
 bool VBOXCALL supdrvOSAreTscDeltasInSync(void)
+{

-              r53396
+              r54581
+bool VBOXCALL  supdrvOSAreCpusOfflinedOnSuspend(void)
+{
+    /** @todo verify this. */
+    return false;
+}
 bool VBOXCALL  supdrvOSAreTscDeltasInSync(void)
+{

-              r54144
+              r54581
+bool VBOXCALL supdrvOSAreCpusOfflinedOnSuspend(void)
+{
+    return true;
+}
 bool VBOXCALL supdrvOSAreTscDeltasInSync(void)
+{

-              r53396
+              r54581
+bool VBOXCALL  supdrvOSAreCpusOfflinedOnSuspend(void)
+{
+    return false;
+}
 bool VBOXCALL  supdrvOSAreTscDeltasInSync(void)
+{

-              r53396
+              r54581
+bool VBOXCALL  supdrvOSAreCpusOfflinedOnSuspend(void)
+{
+    /** @todo verify this. */
+    return false;
+}
 bool VBOXCALL  supdrvOSAreTscDeltasInSync(void)
+{

-              r54502
+              r54581
 /**
+ * Whether the host takes CPUs offline during a suspend/resume operation.
+ */
+bool VBOXCALL  supdrvOSAreCpusOfflinedOnSuspend(void)
+{
+    return false;
+}
+/**
  * Whether the hardware TSC has been synchronized by the OS.
  */

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