Changeset 1562 in vbox

Timestamp:

Mar 19, 2007 7:13:44 PM (18 years ago)

Author:

vboxsync

Message:

Forgot to include offset into first page into page number calculation in another place as well.

File:

• trunk/src/VBox/Devices/VMMDev/VMMDevHGCM.cpp (modified) (1 diff)

trunk/src/VBox/Devices/VMMDev/VMMDevHGCM.cpp

@@ -281 +281 @@
                 {
                     cLinPtrs++;
-                    cLinPtrPages += (pGuestParm->u.Pointer.size + PAGE_SIZE - 1) / PAGE_SIZE;
+                    /* Take the offset into the current page also into account! */
+                    cLinPtrPages += ((pGuestParm->u.Pointer.u.linearAddr & PAGE_OFFSET_MASK)
+                                      + pGuestParm->u.Pointer.size + PAGE_SIZE - 1) / PAGE_SIZE;
                 }