- Optimized the dispatcher lock. It is now gone on non-SMP systems and IRQL is raised...

[reactos.git] / reactos / ntoskrnl / ke / i386 / ctxswitch.S

diff --git a/reactos/ntoskrnl/ke/i386/ctxswitch.S b/reactos/ntoskrnl/ke/i386/ctxswitch.S
index f8de2f0..3192531 100644 (file)
--- a/reactos/ntoskrnl/ke/i386/ctxswitch.S
+++ b/reactos/ntoskrnl/ke/i386/ctxswitch.S
@@ -21,6 +21,8 @@
 
 /* GLOBALS ****************************************************************/  
 
+.extern _DispatcherDatabaseLock
+
 /* FUNCTIONS ****************************************************************/
 
 /*++
@@ -244,7 +246,10 @@ SameProcess:
     pop [ebx+KPCR_EXCEPTION_LIST]
 
     /* Return */
-    call @KeReleaseDispatcherDatabaseLockFromDpcLevel@0
+//#ifdef CONFIG_SMP
+    mov ecx, _DispatcherDatabaseLock
+    call @KefReleaseSpinLockFromDpcLevel@4
+//#endif
     ret 
 
 /*++