Changeset 30499 in vbox

Timestamp:

Jun 29, 2010 12:59:00 PM (15 years ago)

Author:

vboxsync

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

63191

Message:

Corrections

File:

• trunk/src/VBox/VMM/PATM/CSAM.cpp (modified) (3 diffs)

trunk/src/VBox/VMM/PATM/CSAM.cpp

@@ -684 +684 @@
     PVMCPU pVCpu = VMMGetCpu0(pVM);
 
+    pLock->pvMap = NULL;    /* invalidate it in case we don't call PGMPhysGCPtr2CCPtrReadOnly */
     STAM_PROFILE_START(&pVM->csam.s.StatTimeAddrConv, a);
 
@@ -875 +876 @@
                 cpu.mode = (fCode32) ? CPUMODE_32BIT : CPUMODE_16BIT;
                 rc = CSAMR3DISInstr(pVM, &cpu, pCurInstrGC, pCurInstrHC, &opsize, NULL);
-                PGMPhysReleasePageMappingLock(pVM, &PageLock);
+                if (PageLock.pvMap)
+                    PGMPhysReleasePageMappingLock(pVM, &PageLock);
             }
             AssertRC(rc);
@@ -1277 +1279 @@
 #endif
             STAM_PROFILE_STOP(&pVM->csam.s.StatTimeDisasm, a);
-            PGMPhysReleasePageMappingLock(pVM, &PageLock);
+            if (PageLock.pvMap)
+                PGMPhysReleasePageMappingLock(pVM, &PageLock);
         }
         if (RT_FAILURE(rc2))