Changeset 24035 in vbox for trunk/src/VBox/HostDrivers

Timestamp:

Oct 23, 2009 1:07:16 PM (15 years ago)

Author:

vboxsync

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

53885

Message:

Backed out dead, but incorrect code

File:

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

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

@@ -325 +325 @@
         int rc = supdrvIOCtlFast(ulCmd, (unsigned)(uintptr_t)pIrp->UserBuffer /* VMCPU id */, pDevExt, pSession);
 #else
-# if 1 /* experiment */
-        /* Prevent Windows from rescheduling us to another CPU/core. */
-        KeSetSystemAffinityThread((KAFFINITY)1 << KeGetCurrentProcessorNumber());
-        int rc = supdrvIOCtlFast(ulCmd, (unsigned)(uintptr_t)pIrp->UserBuffer /* VMCPU id */, pDevExt, pSession);
-        KeSetSystmeAffinityThread(KeQueryActiveProcessors());
-# else /* old code */
         /* Raise the IRQL to DISPATCH_LEVEL to prevent Windows from rescheduling us to another CPU/core. */
         Assert(KeGetCurrentIrql() <= DISPATCH_LEVEL);
@@ -337 +331 @@
         int rc = supdrvIOCtlFast(ulCmd, (unsigned)(uintptr_t)pIrp->UserBuffer /* VMCPU id */, pDevExt, pSession);
         KeLowerIrql(oldIrql);
-# endif
 #endif