Changeset 25578 in vbox

Timestamp:

Dec 23, 2009 4:59:37 PM (15 years ago)

Author:

vboxsync

Message:

PGMHandlerPhysicalDeregister: don't flush the TLB as we haven't changed any PTEs yet
Trap0eHandler: only flush the TLB entry on the current cpu in case of a stale TLB entry with R/W=0; overkill to do this for all VCPUs, as we can just take faults of stale TLBs

Location:

trunk/src/VBox/VMM/VMMAll

Files:

• PGMAllBth.h (modified) (1 diff)
• PGMAllHandler.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/PGMAllBth.h

@@ -839 +839 @@
                         HWACCMInvalidatePhysPage(pVM, (RTGCPHYS)pvFault);
 #   else
-                        PGM_INVL_PG_ALL_VCPU(pVM, pvFault);
+                        PGM_INVL_PG(pVM, pvFault);
 #   endif
 #   ifdef VBOX_STRICT

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

@@ -272 +272 @@
         MMHyperFree(pVM, pCur);
         pgmUnlock(pVM);
-        /** @todo not really necessary; we'll correct this for dirty tlb entries in the page fault handler. */
-        PGM_INVL_ALL_VCPU_TLBS(pVM);
         return VINF_SUCCESS;
     }