From 3639da02504621e40ed8ce9a704a7a7f744f7737 Mon Sep 17 00:00:00 2001
From: Filip Navara <filip.navara@gmail.com>
Date: Mon, 2 Aug 2004 15:09:22 +0000
Subject: [PATCH] - Use __KeStallExecutionProcessor instead of plain loop in
 HalCalibratePerformanceCounter since __KeStallExecutionProcessor is safe even
 for optimized builds.

svn path=/trunk/; revision=10361
---
 reactos/hal/halx86/timer.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/reactos/hal/halx86/timer.c b/reactos/hal/halx86/timer.c
index 186df53c363..c2b520ebbed 100644
--- a/reactos/hal/halx86/timer.c
+++ b/reactos/hal/halx86/timer.c
@@ -20,7 +20,7 @@
  * MA 02139, USA.  
  *
  */
-/* $Id: timer.c,v 1.5 2004/07/20 21:25:36 hbirr Exp $
+/* $Id: timer.c,v 1.6 2004/08/02 15:09:22 navaraf Exp $
  *
  * PROJECT:        ReactOS kernel
  * FILE:           ntoskrnl/hal/x86/udelay.c
@@ -97,7 +97,7 @@ static BOOLEAN UdelayCalibrated = FALSE;
  *    also access RAM at the same time - making the delay imprecise.
  * 2. Use compiler-specific #pragma's to disable optimization.
  * 3. Use inline assembly, making it equally unportable as #2.
- * For supported compilers we use incline assembler. for the others,
+ * For supported compilers we use inline assembler. For the others,
  * portable plain C.
  */
 VOID STDCALL
@@ -262,14 +262,13 @@ VOID HalpCalibrateStallExecution(VOID)
 VOID STDCALL
 HalCalibratePerformanceCounter(ULONG Count)
 {
-   ULONG i;
    ULONG flags;
 
    /* save flags and disable interrupts */
    Ki386SaveFlags(flags);
    Ki386DisableInterrupts();
 
-   for (i = 0; i < Count; i++);
+   __KeStallExecutionProcessor(Count);
 
    /* restore flags */
    Ki386RestoreFlags(flags);