Changeset 12735 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

Sep 25, 2008 2:07:53 PM (17 years ago)

Author:

vboxsync

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

37058

Message:

CPUMGetGuestCPL fix for real mode in VT-x.

File:

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

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

@@ -1923 +1923 @@
          * at SS. (ACP2 regression during install after a far call to ring 2)
          */
-        cpl = pCtxCore->ssHid.Attr.n.u2Dpl;
+        if (RT_LIKELY(pVM->cpum.s.Guest.cr0 & X86_CR0_PE))
+            cpl = pCtxCore->ssHid.Attr.n.u2Dpl;
+        else
+            cpl = 0;  /* CPL set to 3 for VT-x real-mode emulation. */
     }
     else if (RT_LIKELY(pVM->cpum.s.Guest.cr0 & X86_CR0_PE))