Changeset 97006 in vbox

Timestamp:

Oct 5, 2022 2:40:47 PM (3 years ago)

Author:

vboxsync

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

153938

Message:

VMM/IEM-VMX: Added a few missing cPotentialExits++ statements, lots still missing but this is what was needed for some vmread experiments. bugref:10092

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllCImplVmxInstr.cpp (modified) (7 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllCImplVmxInstr.cpp ¶

@@ -2433 +2433 @@
 # else
     PVMXVVMCS const pVmcs = &pVCpu->cpum.GstCtx.hwvirt.vmx.Vmcs;
+
+    /* Just count this as an exit and be done with that. */
+    pVCpu->iem.s.cPotentialExits++;
 
     /*
@@ -8070 +8073 @@
 }
 
+
 /**
  * Interface for HM and EM to read a VMCS field from the nested-guest VMCS.
@@ -8125 +8129 @@
     }
 
+    pVCpu->iem.s.cPotentialExits++;
+
     /* VMCS pointer in root mode. */
     if (   !IEM_VMX_IS_ROOT_MODE(pVCpu)
@@ -8171 +8177 @@
                      : &pVCpu->cpum.GstCtx.hwvirt.vmx.ShadowVmcs;
     iemVmxVmreadNoCheck(pVmcs, pu64Dst, u64VmcsField);
+    Log4(("vmread %#RX64 => %#RX64\n", u64VmcsField, *pu64Dst));
     return VINF_SUCCESS;
 }
@@ -8425 +8432 @@
     }
 
+    pVCpu->iem.s.cPotentialExits++;
+
     /* VMCS pointer in root mode. */
     if (   !IEM_VMX_IS_ROOT_MODE(pVCpu)
@@ -8509 +8518 @@
                     : &pVCpu->cpum.GstCtx.hwvirt.vmx.ShadowVmcs;
     iemVmxVmwriteNoCheck(pVmcs, u64Val, u64VmcsField);
+    Log4(("vmwrite %#RX64 <= %#RX64\n", u64VmcsField, u64Val));
 
     if (   !fInVmxNonRootMode
@@ -9862 +9872 @@
 IEM_CIMPL_DEF_0(iemCImpl_vmcall)
 {
+    pVCpu->iem.s.cPotentialExits++;
+
 #ifdef VBOX_WITH_NESTED_HWVIRT_VMX
     /* Nested-guest intercept. */