From: Timo Kreuzer <timo.kreuzer@reactos.org>
Date: Wed, 17 Mar 2010 21:26:04 +0000 (+0000)
Subject: [NTOS]
X-Git-Tag: backups/header-work@57446~118^2
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=814940c42b29a6c054ecc75343f9eafc466ae608

[NTOS]
Add DPRINTs to tell if SYSENTER is detected. Requested by Christoph for testing the test machine.

svn path=/trunk/; revision=46253
---

diff --git a/reactos/ntoskrnl/ke/i386/cpu.c b/reactos/ntoskrnl/ke/i386/cpu.c
index 9434259f104..e05a8960470 100644
--- a/reactos/ntoskrnl/ke/i386/cpu.c
+++ b/reactos/ntoskrnl/ke/i386/cpu.c
@@ -1010,18 +1010,21 @@ KiRestoreFastSyscallReturnState(VOID)
 
             /* It's enabled, so use the proper exit stub */
             KiFastCallExitHandler = KiSystemCallSysExitReturn;
+            DPRINT1("Support for SYSENTER detected.\n");
         }
         else
         {
             /* Disable fast system call */
             KeFeatureBits &= ~KF_FAST_SYSCALL;
             KiFastCallExitHandler = KiSystemCallTrapReturn;
+            DPRINT1("Support for SYSENTER disabled.\n");
         }
     }
     else
     {
         /* Use the IRET handler */
         KiFastCallExitHandler = KiSystemCallTrapReturn;
+        DPRINT1("No support for SYSENTER detected.\n");
     }
 }