Changeset 26388 in vbox for trunk/src/VBox/Additions

Timestamp:

Feb 9, 2010 4:05:42 PM (15 years ago)

Author:

vboxsync

Message:

Convert physical page nr to physical page address

File:

• trunk/src/VBox/Additions/WINNT/VBoxGuest/VBoxGuest.cpp (modified) (3 diffs)

trunk/src/VBox/Additions/WINNT/VBoxGuest/VBoxGuest.cpp

@@ -641 +641 @@
             /* Copy manually as RTGCPHYS is always 64 bits */
             for (uint32_t j=0;j<VMMDEV_MEMORY_BALLOON_CHUNK_PAGES;j++)
-                req->aPhysPage[j] = pPageDesc[j];
+                req->aPhysPage[j] = pPageDesc[j] << PAGE_SHIFT; /* PFN_NUMBER is physical page nr, so shift left by 12 to get the physical address */
 
             req->header.size = RT_OFFSETOF(VMMDevChangeMemBalloon, aPhysPage[VMMDEV_MEMORY_BALLOON_CHUNK_PAGES]);
@@ -677 +677 @@
     {
         /* deflate */
-        for (uint32_t _i=pDevExt->MemBalloon.cBalloons;_i>u32BalloonSize;_i--)
+        for (uint32_t _i = pDevExt->MemBalloon.cBalloons - 1; _i > u32BalloonSize; _i--)
         {
             uint32_t index = _i - 1;
@@ -692 +692 @@
 
                 /* Copy manually as RTGCPHYS is always 64 bits */
-                for (uint32_t j=0;j<VMMDEV_MEMORY_BALLOON_CHUNK_PAGES;j++)
-                    req->aPhysPage[j] = pPageDesc[j];
+                for (uint32_t j = 0; j < VMMDEV_MEMORY_BALLOON_CHUNK_PAGES; j++)
+                    req->aPhysPage[j] = pPageDesc[j] << PAGE_SHIFT; /* PFN_NUMBER is physical page nr, so shift left by 12 to get the physical address */
 
                 req->header.size = RT_OFFSETOF(VMMDevChangeMemBalloon, aPhysPage[VMMDEV_MEMORY_BALLOON_CHUNK_PAGES]);