Changeset 91710 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

Oct 13, 2021 11:05:26 AM (3 years ago)

Author:

vboxsync

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

147446

Message:

VMM/CPUM: Nested VMX: bugref:10092 Added some VMX CPUMFEATURES' bit. Cleaned up cpumR3AreVmxCpuFeaturesCompatible to avoid some duplication.

File:

• trunk/src/VBox/VMM/VMMAll/CPUMAllRegs.cpp (modified) (1 diff)

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

@@ -3033 +3033 @@
 }
 
+
+/**
+ * Checks whether the guest is in VMX non-root mode and using EPT paging.
+ *
+ * @returns @c true if in VMX non-root operation with EPT, @c false otherwise.
+ * @param   pVCpu   The cross context virtual CPU structure.
+ */
+VMM_INT_DECL(bool) CPUMIsGuestVmxEptPagingEnabled(PCVMCPUCC pVCpu)
+{
+    return    CPUMIsGuestInVmxNonRootMode(&pVCpu->cpum.s.Guest)
+           && CPUMIsGuestVmxProcCtls2Set(&pVCpu->cpum.s.Guest, VMX_PROC_CTLS2_EPT);
+}
+