Changeset 28460 in vbox

Timestamp:

Apr 19, 2010 1:19:39 PM (15 years ago)

Author:

vboxsync

Message:

Don't catch cr8 writes by default for nested paging

File:

• trunk/src/VBox/VMM/VMMR0/HWSVMR0.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/HWSVMR0.cpp

@@ -299 +299 @@
             pVMCB->ctrl.u16InterceptWrCRx = RT_BIT(0) | RT_BIT(3) | RT_BIT(4);
         else
-            pVMCB->ctrl.u16InterceptWrCRx = RT_BIT(0) | RT_BIT(4) | RT_BIT(8);
+            pVMCB->ctrl.u16InterceptWrCRx = RT_BIT(0) | RT_BIT(4);
 
         /* Intercept all DRx reads and writes by default. Changed later on. */
@@ -741 +741 @@
         {
             val |= X86_CR0_PG;          /* Paging is always enabled; even when the guest is running in real mode or PE without paging. */
-            val |= X86_CR0_WP;          /* Must set this as we rely on protect various pages and supervisor writes must be caught. */
+            val |= X86_CR0_WP;          /* Must set this as we rely on protecting various pages and supervisor writes must be caught. */
         }
         pVMCB->guest.u64CR0 = val;