vbox的更動 4592 路徑 trunk/src/VBox/VMM/VMMAll/TMAllVirtual.cpp

時間撮記:

2007-9-7 上午04:35:17 (17 年 以前)

作者:

vboxsync

訊息:

Give up earlier, esp. if we're not the EMT - just had EMT in a HLT loop and the timer thread racing each other.

檔案:

• trunk/src/VBox/VMM/VMMAll/TMAllVirtual.cpp (修改) (2 筆差異)

trunk/src/VBox/VMM/VMMAll/TMAllVirtual.cpp

@@ -194 +194 @@
      * that might occure at any point in the return path as well.
      */
-    for (int cTries = 100;;)
+    for (int cTries = 50;;)
     {
         u64PrevNanoTS = ASMAtomicReadU64(&pVM->tm.s.u64VirtualRawPrev);
@@ -202 +202 @@
             break;
         AssertBreak(--cTries <= 0, );
+        if (cTries < 25 && !VM_IS_EMT(pVM)) /* give up early */
+            break;
     }