Changeset 30766 in vbox

Timestamp:

Jul 9, 2010 2:36:47 PM (14 years ago)

Author:

vboxsync

Message:

No need to flush the handy pages immediately after copy-on-write for a shared page

Location:

trunk/src/VBox/VMM

Files:

• VMMAll/PGMAllPhys.cpp (modified) (2 diffs)
• VMMR0/GMMR0.cpp (modified) (1 diff)

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

@@ -441 +441 @@
         pVM->pgm.s.aHandyPages[iHandyPage].idSharedPage = PGM_PAGE_GET_PAGEID(pPage);
         Assert(PGM_PAGE_GET_PAGEID(pPage) != NIL_GMM_PAGEID);
-        VM_FF_SET(pVM, VM_FF_PGM_NEED_HANDY_PAGES);
 
         Log(("PGM: Replaced shared page %#x at %RGp with %#x / %RHp\n", PGM_PAGE_GET_PAGEID(pPage),
@@ -457 +456 @@
         STAM_COUNTER_INC(&pVM->pgm.s.StatRZPageReplaceZero);
         pVM->pgm.s.cZeroPages--;
-        Assert(pVM->pgm.s.aHandyPages[iHandyPage].idSharedPage == NIL_GMM_PAGEID);
     }
 

trunk/src/VBox/VMM/VMMR0/GMMR0.cpp

@@ -2065 +2065 @@
     if (GMM_CHECK_SANITY_UPON_ENTERING(pGMM))
     {
-
         /* No allocations before the initial reservation has been made! */
         if (RT_LIKELY(    pGVM->gmm.s.Reserved.cBasePages