Changeset 48302 in vbox for trunk/src/VBox/VMM/VMMR0

Timestamp:

Sep 5, 2013 12:11:58 PM (11 years ago)

Author:

vboxsync

Message:

VMM/HMSVMR0: Comments similar to Intel.

File:

• trunk/src/VBox/VMM/VMMR0/HMSVMR0.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/HMSVMR0.cpp

@@ -3031 +3031 @@
         HMSVM_ASSERT_CPU_SAFE();
 
-        /* Preparatory work for running guest code, this may return to ring-3 for some last minute updates. */
+        /* Preparatory work for running guest code, this may force us to return
+           to ring-3.  This bugger disables interrupts on VINF_SUCCESS! */
         STAM_PROFILE_ADV_START(&pVCpu->hm.s.StatEntry, x);
         rc = hmR0SvmPreRunGuest(pVM, pVCpu, pCtx, &SvmTransient);
@@ -3040 +3041 @@
         rc = hmR0SvmRunGuest(pVM, pVCpu, pCtx);
 
-        /* Restore any residual host-state and save any bits shared between host and guest into the guest-CPU state. */
+        /* Restore any residual host-state and save any bits shared between host
+           and guest into the guest-CPU state.  Re-enables interrupts! */
         hmR0SvmPostRunGuest(pVM, pVCpu, pCtx, &SvmTransient, rc);