Changeset 15046 in vbox for trunk

Timestamp:

Dec 5, 2008 1:58:00 PM (16 years ago)

Author:

vboxsync

Message:

No need to restore CR2 for AMD-V.

Location:

trunk/src/VBox/VMM

Files:

• VMMGC/HWACCMGCA.asm (modified) (1 diff)
• VMMR0/HWACCMR0Mixed.mac (modified) (2 diffs)

trunk/src/VBox/VMM/VMMGC/HWACCMGCA.asm

@@ -348 +348 @@
     ;/* Save the Guest CPU context pointer. */
     push    rsi                     ; push for saving the state at the end
-
-    ; Restore CR2
-    mov     rbx, [rsi + CPUMCTX.cr2]
-    mov     cr2, rbx
 
     ; save host fs, gs, sysenter msr etc

trunk/src/VBox/VMM/VMMR0/HWACCMR0Mixed.mac

@@ -528 +528 @@
     mov     xSI, [xBP + xS*2 + RTHCPHYS_CB*2]   ; pCtx
     push    xSI                     ; push for saving the state at the end
-
-    ; Restore CR2
-    mov     ebx, [xSI + CPUMCTX.cr2]
-    mov     cr2, xBX
 
     ; save host fs, gs, sysenter msr etc
@@ -636 +632 @@
     push    rsi                     ; push for saving the state at the end
 
-    ; Restore CR2
-    mov     rbx, [rsi + CPUMCTX.cr2]
-    mov     cr2, rbx
-
     ; save host fs, gs, sysenter msr etc
     mov     rax, [rbp + xS*2]       ; pVMCBHostPhys (64 bits physical address; x86: take low dword only)