Changeset 51744 in vbox for trunk/src/VBox/HostDrivers

Timestamp:

Jun 27, 2014 9:37:17 AM (11 years ago)

Author:

vboxsync

Message:

SUPDrv-win.cpp: pvOutput is the equivalent to the UserBuffer, not pvInput.

File:

• trunk/src/VBox/HostDrivers/Support/win/SUPDrv-win.cpp (modified) (2 diffs)

trunk/src/VBox/HostDrivers/Support/win/SUPDrv-win.cpp

@@ -67 +67 @@
 
 /** Enables the fast I/O control code path. */
-//@todo: Currently breaks guest SMP. Must be disabled until fixed.
-//#define VBOXDRV_WITH_FAST_IO
+#define VBOXDRV_WITH_FAST_IO
 
 
@@ -532 +531 @@
         && pSession->fUnrestricted == true)
     {
-        int rc = supdrvIOCtlFast(uCmd, (unsigned)(uintptr_t)pvInput/* VMCPU id */, pDevExt, pSession);
+        int rc = supdrvIOCtlFast(uCmd, (unsigned)(uintptr_t)pvOutput /* VMCPU id */, pDevExt, pSession);
         pIoStatus->Status      = RT_SUCCESS(rc) ? STATUS_SUCCESS : STATUS_INVALID_PARAMETER;
         pIoStatus->Information = 0; /* Could be used to pass rc if we liked. */