Changeset 21993 in vbox

Timestamp:

Aug 5, 2009 12:37:29 PM (15 years ago)

Author:

vboxsync

Message:

PGMPhys.cpp: Point out VMMR0_DO_GMM_MAP_UNMAP_CHUNK bug.

File:

trunk/src/VBox/VMM/PGMPhys.cpp

-              r20874
+              r21993
     if (pVM->pgm.s.ChunkR3Map.c >= pVM->pgm.s.ChunkR3Map.cMax)
         Req.idChunkUnmap = pgmR3PhysChunkFindUnmapCandidate(pVM);
+/** @todo This is wrong. Any thread in the VM process should be able to do this,
+ *        there are depenenecies on this.  What currently saves the day is that
+ *        we don't unmap anything and that all non-zero memory will therefore
+ *        be present when non-EMTs tries to access it.  */
     rc = VMMR3CallR0(pVM, VMMR0_DO_GMM_MAP_UNMAP_CHUNK, 0, &Req.Hdr);
     if (RT_SUCCESS(rc))

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