Changeset 51867 in vbox

Timestamp:

Jul 4, 2014 12:53:36 PM (11 years ago)

Author:

vboxsync

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

94723

Message:

TM: Made the SYNC_TSC_PAUSE code default.

File:

• trunk/src/VBox/VMM/VMMR3/TM.cpp (modified) (3 diffs)

trunk/src/VBox/VMM/VMMR3/TM.cpp

@@ -163 +163 @@
 
 
-//#define SYNC_TSC_PAUSE
 /*******************************************************************************
 *   Internal Functions                                                         *
@@ -2686 +2685 @@
     if (!pVM->tm.s.fTSCTiedToExecution)
     {
-#ifdef SYNC_TSC_PAUSE
-        TM_LOCK_TIMERS(pVM);    /* Paranoia: Exploiting the timer lock here. */
+        TM_LOCK_TIMERS(pVM);    /* Exploit the timer lock for synchronization. */
         rc = tmCpuTickPauseLocked(pVM, pVCpu);
         TM_UNLOCK_TIMERS(pVM);
-#else
-        rc = tmCpuTickPause(pVCpu);
-#endif
         if (RT_FAILURE(rc))
             return rc;
@@ -2739 +2734 @@
     if (!pVM->tm.s.fTSCTiedToExecution)
     {
-#ifdef SYNC_TSC_PAUSE
-        TM_LOCK_TIMERS(pVM);                    /* Paranoia: Exploiting the timer lock here. */
+        TM_LOCK_TIMERS(pVM);    /* Exploit the timer lock for synchronization. */
         rc = tmCpuTickResumeLocked(pVM, pVCpu);
         TM_UNLOCK_TIMERS(pVM);
-#else
-        rc = tmCpuTickResume(pVM, pVCpu);
-#endif
         if (RT_FAILURE(rc))
             return rc;