Changeset 25298 in vbox

Timestamp:

Dec 10, 2009 1:33:12 PM (15 years ago)

Author:

vboxsync

Message:

Put back incorrectly removed tlb flushes (3.1 regression; #4485)

File:

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

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

@@ -1954 +1954 @@
      * Found a usable page, flush it and return.
      */
-    return pgmPoolFlushPage(pPool, pPage);
+    int rc = pgmPoolFlushPage(pPool, pPage); 
+    /* This flush was initiated by us and not the guest, so explicitly flush the TLB. */ 
+    if (rc == VINF_SUCCESS) 
+        PGM_INVL_ALL_VCPU_TLBS(pVM); 
+    return rc; 
 }
 
@@ -2128 +2132 @@
                         STAM_COUNTER_INC(&pPool->StatCacheKindMismatches);
                         pgmPoolFlushPage(pPool, pPage);
+                        PGM_INVL_VCPU_TLBS(VMMGetCpu(pVM));
                         break;
                     }