If the user mode is intercepted by an interrupt, we must deliver user mode apc's.

Modified: trunk/reactos/ntoskrnl/ke/i386/irq.c

--- trunk/reactos/ntoskrnl/ke/i386/irq.c	2005-07-17 18:34:23 UTC (rev 16626)
+++ trunk/reactos/ntoskrnl/ke/i386/irq.c	2005-07-17 18:36:01 UTC (rev 16627)
@@ -306,12 +306,12 @@

     */
    Ke386DisableInterrupts();
 

-   HalEndSystemInterrupt (old_level, 0);
-

    if (old_level==PASSIVE_LEVEL && Trapframe->Cs != KERNEL_CS)
      {

+       HalEndSystemInterrupt (APC_LEVEL, 0);
+

        CurrentThread = KeGetCurrentThread();

-       if (CurrentThread!=NULL && CurrentThread->Alerted[1])

+       if (CurrentThread!=NULL && CurrentThread->ApcState.UserApcPending)

          {
            DPRINT("PID: %d, TID: %d CS %04x/%04x\n",
 	          ((PETHREAD)CurrentThread)->ThreadsProcess->UniqueProcessId,
@@ -325,8 +325,8 @@

 	       CurrentThread->TrapFrame = &KernelTrapFrame;
 	     }
 

-	   Ke386EnableInterrupts();
-           KiDeliverApc(KernelMode, NULL, NULL);

+           Ke386EnableInterrupts();
+           KiDeliverApc(UserMode, NULL, NULL);

            Ke386DisableInterrupts();
 
 	   ASSERT(KeGetCurrentThread() == CurrentThread);
@@ -336,7 +336,13 @@

 	       CurrentThread->TrapFrame = OldTrapFrame;
 	     }
 	 }

+       KeLowerIrql(PASSIVE_LEVEL);

      }

+   else
+     {
+       HalEndSystemInterrupt (old_level, 0);
+     }
+

 }
 
 static VOID