Changeset 72229 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

May 17, 2018 9:07:22 AM (7 years ago)

Author:

vboxsync

Message:

NEM/win: Always set HvX64RegisterDeliverabilityNotifications on exit if we're waiting to deliver an interrupt or NMI. This fixes the NT OS loader up/down hang.

File:

• trunk/src/VBox/VMM/VMMAll/NEMAllNativeTemplate-win.cpp.h (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/NEMAllNativeTemplate-win.cpp.h

@@ -1961 +1961 @@
         /*
          * Ensure that hyper-V has the whole state.
+         * (We always update the interrupt windows settings when active as hyper-V seems
+         * to forget about it after an exit.)
          */
         if (      (pCtx->fExtrn & (CPUMCTX_EXTRN_ALL | CPUMCTX_EXTRN_NEM_WIN_MASK))
                !=                 (CPUMCTX_EXTRN_ALL | CPUMCTX_EXTRN_NEM_WIN_MASK)
+            || pVCpu->nem.s.fDesiredInterruptWindows
             || pVCpu->nem.s.fCurrentInterruptWindows != pVCpu->nem.s.fDesiredInterruptWindows)
         {