Changeset 23176 in vbox

Timestamp:

Sep 21, 2009 9:58:32 AM (16 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

52600

Message:

Also unqueue the poke dpc.

File:

• trunk/src/VBox/Runtime/r0drv/nt/thread-r0drv-nt.cpp (modified) (2 diffs)

trunk/src/VBox/Runtime/r0drv/nt/thread-r0drv-nt.cpp

@@ -95 +95 @@
     Assert(hThread == NIL_RTTHREAD);
 
+    /* Remove any pending poke DPC from the queue, so another call to RTMpPokeCpu will send an IPI 
+     * Also do this so we don't exit from ring 0 for the poke DPC (which does nothing).
+     */
+    rtMpPokeCpuClear();
+
     /*
      * Read the globals and check if they are useful.
@@ -102 +107 @@
     uint32_t const offDpcQueueDepth  = g_offrtNtPbDpcQueueDepth;
     if (!offQuantumEnd && !cbQuantumEnd && !offDpcQueueDepth)
-    {
-        /* Remove any pending poke DPC from the queue, so another call to RTMpPokeCpu will send an IPI */
-        rtMpPokeCpuClear();
         return false;
-    }
     Assert((offQuantumEnd && cbQuantumEnd) || (!offQuantumEnd && !cbQuantumEnd));