Changeset 71530 in vbox

Timestamp:

Mar 28, 2018 6:33:19 AM (7 years ago)

Author:

vboxsync

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

121506

Message:

VMM/IEM: Nested hw.virt: MSRPM bit access assertion, fix.

File:

TabularUnified trunk/src/VBox/VMM/VMMAll/IEMAllCImplSvmInstr.cpp.h ¶

-              r71307
+              r71530
      */
     uint16_t offMsrpm;
     uint32_t uMsrpmBit;
+    uint8_t  uMsrpmBit;
     int rc = HMSvmGetMsrpmOffsetAndBit(idMsr, &offMsrpm, &uMsrpmBit);
     if (RT_SUCCESS(rc))
+    {
         Assert(uMsrpmBit < 0x3fff);
+        Assert(uMsrpmBit == 0 || uMsrpmBit == 2 || uMsrpmBit == 4 || uMsrpmBit == 6);
         Assert(offMsrpm < SVM_MSRPM_PAGES << X86_PAGE_4K_SHIFT);
         if (fWrite)

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