Changeset 32746 in vbox for trunk/src/VBox/VMM

Timestamp:

Sep 24, 2010 7:56:47 AM (14 years ago)

Author:

vboxsync

Message:

pgmPoolFlushDirtyPage,pgmPoolAddDirtyPage: Must use PGM_GCPHYS_2_PTR_EX instead of PGM_GCPHYS_2_PTR since PAE shadow pages for 32-bit guest PT/PD only covers half a page. (PGM_GCPHYS_2_PTR requires page aligned requests)

File:

• trunk/src/VBox/VMM/VMMAll/PGMAllPool.cpp (modified) (2 diffs)

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

@@ -1660 +1660 @@
     void *pvShw = PGMPOOL_PAGE_2_PTR(pVM, pPage);
     void *pvGst;
-    rc = PGM_GCPHYS_2_PTR(pVM, pPage->GCPhys, &pvGst); AssertReleaseRC(rc);
+    rc = PGM_GCPHYS_2_PTR_EX(pVM, pPage->GCPhys, &pvGst); AssertReleaseRC(rc);
     bool  fFlush;
     unsigned cChanges;
@@ -1741 +1741 @@
      */
     void *pvGst;
-    int   rc  = PGM_GCPHYS_2_PTR(pVM, pPage->GCPhys, &pvGst); AssertReleaseRC(rc);
+    int   rc  = PGM_GCPHYS_2_PTR_EX(pVM, pPage->GCPhys, &pvGst); AssertReleaseRC(rc);
     memcpy(&pPool->aDirtyPages[idxFree].aPage[0], pvGst, (pPage->enmKind == PGMPOOLKIND_PAE_PT_FOR_PAE_PT) ? PAGE_SIZE : PAGE_SIZE/2);
 #ifdef VBOX_STRICT