Changeset 12407 in vbox for trunk/src/VBox/VMM

Timestamp:

Sep 11, 2008 3:28:42 PM (16 years ago)

Author:

vboxsync

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

36465

Message:

Refined the PGM pool flush check. No need to flush when switching between real & protected mode.

File:

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

trunk/src/VBox/VMM/PGM.cpp

@@ -3244 +3244 @@
      * switch shadow paging mode (e.g. protected->32-bit) and shouldn't reuse
      * the shadow page tables.
+     *
+     * That only applies when switching between paging and non-paging modes. 
+     *
+     * @todo A20 setting
      */
     if (   pVM->pgm.s.CTXSUFF(pPool)
-        && pVM->pgm.s.enmGuestMode != enmGuestMode)
+        && PGMMODE_WITH_PAGING(pVM->pgm.s.enmGuestMode) != PGMMODE_WITH_PAGING(enmGuestMode))
     {
         Log(("PGMR3ChangeMode: changing guest paging mode -> flush pgm pool cache!\n"));