Changeset 15981 in vbox for trunk/src/VBox/VMM/VMMR0

Timestamp:

Jan 16, 2009 9:10:53 AM (16 years ago)

Author:

vboxsync

Message:

Hidden selector limit must be set to 0xffff in real mode.

File:

• trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp

@@ -1212 +1212 @@
                     &&  enmGuestMode == PGMMODE_REAL)
                 {
-                    /* The limit must also be adjusted. */
-                    pCtx->csHid.u32Limit &= 0xffff;
-                    pCtx->dsHid.u32Limit &= 0xffff;
-                    pCtx->esHid.u32Limit &= 0xffff;
-                    pCtx->fsHid.u32Limit &= 0xffff;
-                    pCtx->gsHid.u32Limit &= 0xffff;
-                    pCtx->ssHid.u32Limit &= 0xffff;
+                    /* The limit must also be set to 0xffff. */
+                    pCtx->csHid.u32Limit = 0xffff;
+                    pCtx->dsHid.u32Limit = 0xffff;
+                    pCtx->esHid.u32Limit = 0xffff;
+                    pCtx->fsHid.u32Limit = 0xffff;
+                    pCtx->gsHid.u32Limit = 0xffff;
+                    pCtx->ssHid.u32Limit = 0xffff;
 
                     Assert(pCtx->csHid.u64Base <= 0xfffff);