Changeset 34187 in vbox

Timestamp:

Nov 18, 2010 9:26:02 PM (14 years ago)

Author:

vboxsync

Message:

HWACCM.cpp: Added CFGM value /HWACCM/UsePreemptTimer <bool> for overriding fUsePreemptTimer. Added LogRel when fUsePreemptTimer is set.

File:

• trunk/src/VBox/VMM/HWACCM.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/HWACCM.cpp

@@ -1049 +1049 @@
 
             LogRel(("HWACCM: MSR_IA32_VMX_MISC             = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_misc));
-            if (   !pVM->hwaccm.s.vmx.fUsePreemptTimer
-                || MSR_IA32_VMX_MISC_PREEMPT_TSC_BIT(pVM->hwaccm.s.vmx.msr.vmx_misc) == pVM->hwaccm.s.vmx.cPreemptTimerShift)
+            if (MSR_IA32_VMX_MISC_PREEMPT_TSC_BIT(pVM->hwaccm.s.vmx.msr.vmx_misc) == pVM->hwaccm.s.vmx.cPreemptTimerShift)
                 LogRel(("HWACCM:    MSR_IA32_VMX_MISC_PREEMPT_TSC_BIT %x\n", MSR_IA32_VMX_MISC_PREEMPT_TSC_BIT(pVM->hwaccm.s.vmx.msr.vmx_misc)));
             else
@@ -1223 +1222 @@
                 }
                 LogRel(("HWACCM: TPR Patching %s.\n", (pVM->hwaccm.s.fTRPPatchingAllowed) ? "enabled" : "disabled"));
+
+                /*
+                 * Check for preemption timer config override and log the state of it.
+                 */
+                if (pVM->hwaccm.s.vmx.fUsePreemptTimer)
+                {
+                    PCFGMNODE pCfgHwAccM = CFGMR3GetChild(CFGMR3GetRoot(pVM), "HWACCM");
+                    int rc2 = CFGMR3QueryBoolDef(pCfgHwAccM, "UsePreemptTimer", &pVM->hwaccm.s.vmx.fUsePreemptTimer, true);
+                    AssertLogRelRC(rc2);
+                }
+                if (pVM->hwaccm.s.vmx.fUsePreemptTimer)
+                    LogRel(("HWACCM: Using the VMX-preemption timer (cPreemptTimerShift=%u)\n", pVM->hwaccm.s.vmx.cPreemptTimerShift));
             }
             else