Changeset 32458 in vbox for trunk/src/VBox/VMM/VMMGC

Timestamp:

Sep 13, 2010 4:30:10 PM (14 years ago)

Author:

vboxsync

Message:

VMM: Return to ring-3 when DMA work is pending.

File:

• trunk/src/VBox/VMM/VMMGC/TRPMGCHandlers.cpp (modified) (3 diffs)

trunk/src/VBox/VMM/VMMGC/TRPMGCHandlers.cpp

@@ -186 +186 @@
      */
     if (    rc == VINF_SUCCESS
-        &&  (   VM_FF_ISPENDING(pVM, VM_FF_TM_VIRTUAL_SYNC | VM_FF_REQUEST | VM_FF_PGM_NO_MEMORY)
+        &&  (   VM_FF_ISPENDING(pVM, VM_FF_TM_VIRTUAL_SYNC | VM_FF_REQUEST | VM_FF_PGM_NO_MEMORY | VM_FF_PDM_DMA)
              || VMCPU_FF_ISPENDING(pVCpu, VMCPU_FF_TIMER | VMCPU_FF_TO_R3 | VMCPU_FF_INTERRUPT_APIC | VMCPU_FF_INTERRUPT_PIC | VMCPU_FF_REQUEST | VMCPU_FF_PGM_SYNC_CR3 | VMCPU_FF_PGM_SYNC_CR3_NON_GLOBAL)
             )
@@ -205 +205 @@
         /* The Virtual Sync clock has stopped. */
         else if (VM_FF_ISPENDING(pVM, VM_FF_TM_VIRTUAL_SYNC))
+            rc = VINF_EM_RAW_TO_R3;
+        /* DMA work pending? */
+        else if (VM_FF_ISPENDING(pVM, VM_FF_PDM_DMA))
             rc = VINF_EM_RAW_TO_R3;
         /* Pending interrupt: dispatch it. */
@@ -243 +246 @@
 #endif
         }
+        /** @todo move up before SyncCR3 */
         /* Pending request packets might contain actions that need immediate attention, such as pending hardware interrupts. */
         else if (   VM_FF_ISPENDING(pVM, VM_FF_REQUEST)