Changeset 19402 in vbox

Timestamp:

May 5, 2009 10:12:34 PM (16 years ago)

Author:

vboxsync

Message:

VMReq: Added VMREQFLAGS_POKE for high priority requests.

Location:

trunk

Files:

• include/VBox/vmapi.h (modified) (1 diff)
• src/VBox/VMM/VMReq.cpp (modified) (4 diffs)

trunk/include/VBox/vmapi.h

@@ -263 +263 @@
     VMREQFLAGS_RETURN_MASK  = 1,
     /** Caller does not wait on the packet, EMT will free it. */
-    VMREQFLAGS_NO_WAIT      = 2
+    VMREQFLAGS_NO_WAIT      = 2,
+    /** Poke the destination EMT(s) if executing guest code. Use with care. */
+    VMREQFLAGS_POKE         = 4
 } VMREQFLAGS;
 

trunk/src/VBox/VMM/VMReq.cpp

@@ -269 +269 @@
     AssertPtrReturn(pfnFunction, VERR_INVALID_POINTER);
     AssertPtrReturn(pUVM, VERR_INVALID_POINTER);
-    AssertReturn(!(fFlags & ~(VMREQFLAGS_RETURN_MASK | VMREQFLAGS_NO_WAIT)), VERR_INVALID_PARAMETER);
+    AssertReturn(!(fFlags & ~(VMREQFLAGS_RETURN_MASK | VMREQFLAGS_NO_WAIT | VMREQFLAGS_POKE)), VERR_INVALID_PARAMETER);
     if (!(fFlags & VMREQFLAGS_NO_WAIT) || ppReq)
     {
@@ -633 +633 @@
                      pReq->enmType, VMREQTYPE_INVALID + 1, VMREQTYPE_MAX - 1),
                     VERR_VM_REQUEST_INVALID_TYPE);
+    Assert(!(pReq->fFlags & ~(VMREQFLAGS_RETURN_MASK | VMREQFLAGS_NO_WAIT | VMREQFLAGS_POKE)));
 
     /*
@@ -697 +698 @@
         if (pUVM->pVM)
             VMCPU_FF_SET(pVCpu, VMCPU_FF_REQUEST);
-        VMR3NotifyCpuFFU(pUVCpu, 0);
+        VMR3NotifyCpuFFU(pUVCpu, fFlags & VMREQFLAGS_POKE ? VMNOTIFYFF_FLAGS_POKE : 0);
 
         /*
@@ -727 +728 @@
         if (pUVM->pVM)
             VM_FF_SET(pUVM->pVM, VM_FF_REQUEST);
-        VMR3NotifyGlobalFFU(pUVM, 0);
+        VMR3NotifyGlobalFFU(pUVM, fFlags & VMREQFLAGS_POKE ? VMNOTIFYFF_FLAGS_POKE : 0);
 
         /*