Author: tkreuzer
Date: Sat Jan 2 20:41:03 2010
New Revision: 44893
URL:
http://svn.reactos.org/svn/reactos?rev=44893&view=rev
Log:
[NTOS]
Move spinlock inline functions into their own header, so they can be shared with hal.
Added:
branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/spinlock.h (with
props)
Modified:
branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ke_x.h
branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ntoskrnl.h
Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ke_x.h
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntosk…
==============================================================================
--- branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ke_x.h [iso-8859-1]
(original)
+++ branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ke_x.h [iso-8859-1] Sat
Jan 2 20:41:03 2010
@@ -101,32 +101,7 @@
} \
}
-VOID
-NTAPI
-Kii386SpinOnSpinLock(PKSPIN_LOCK SpinLock, ULONG Flags);
-
#ifndef CONFIG_SMP
-//
-// Spinlock Acquire at IRQL >= DISPATCH_LEVEL
-//
-FORCEINLINE
-VOID
-KxAcquireSpinLock(IN PKSPIN_LOCK SpinLock)
-{
- /* On UP builds, spinlocks don't exist at IRQL >= DISPATCH */
- UNREFERENCED_PARAMETER(SpinLock);
-}
-
-//
-// Spinlock Release at IRQL >= DISPATCH_LEVEL
-//
-FORCEINLINE
-VOID
-KxReleaseSpinLock(IN PKSPIN_LOCK SpinLock)
-{
- /* On UP builds, spinlocks don't exist at IRQL >= DISPATCH */
- UNREFERENCED_PARAMETER(SpinLock);
-}
//
// This routine protects against multiple CPU acquires, it's meaningless on UP.
@@ -306,62 +281,6 @@
}
#else
-
-//
-// Spinlock Acquisition at IRQL >= DISPATCH_LEVEL
-//
-FORCEINLINE
-VOID
-KxAcquireSpinLock(IN PKSPIN_LOCK SpinLock)
-{
-#ifdef DBG
- /* Make sure that we don't own the lock already */
- if (((KSPIN_LOCK)KeGetCurrentThread() | 1) == *SpinLock)
- {
- /* We do, bugcheck! */
- KeBugCheckEx(SPIN_LOCK_ALREADY_OWNED, (ULONG_PTR)SpinLock, 0, 0, 0);
- }
-#endif
-
- /* Try to acquire the lock */
- while (InterlockedBitTestAndSet((PLONG)SpinLock, 0))
- {
-#if defined(_M_IX86) && defined(DBG)
- /* On x86 debug builds, we use a much slower but useful routine */
- Kii386SpinOnSpinLock(SpinLock, 5);
-#else
- /* It's locked... spin until it's unlocked */
- while (*(volatile KSPIN_LOCK *)SpinLock & 1)
- {
- /* Yield and keep looping */
- YieldProcessor();
- }
-#endif
- }
-#ifdef DBG
- /* On debug builds, we OR in the KTHREAD */
- *SpinLock = (KSPIN_LOCK)KeGetCurrentThread() | 1;
-#endif
-}
-
-//
-// Spinlock Release at IRQL >= DISPATCH_LEVEL
-//
-FORCEINLINE
-VOID
-KxReleaseSpinLock(IN PKSPIN_LOCK SpinLock)
-{
-#if DBG
- /* Make sure that the threads match */
- if (((KSPIN_LOCK)KeGetCurrentThread() | 1) != *SpinLock)
- {
- /* They don't, bugcheck */
- KeBugCheckEx(SPIN_LOCK_NOT_OWNED, (ULONG_PTR)SpinLock, 0, 0, 0);
- }
-#endif
- /* Clear the lock */
- InterlockedAnd((PLONG)SpinLock, 0);
-}
FORCEINLINE
VOID
Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ntoskrnl.h
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntosk…
==============================================================================
--- branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ntoskrnl.h [iso-8859-1]
(original)
+++ branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/ntoskrnl.h [iso-8859-1]
Sat Jan 2 20:41:03 2010
@@ -83,6 +83,7 @@
#include "../kdbg/kdb.h"
#endif
#include "dbgk.h"
+#include "spinlock.h"
#include "tag.h"
#include "test.h"
#include "inbv.h"
Added: branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/spinlock.h
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntosk…
==============================================================================
--- branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/spinlock.h (added)
+++ branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/spinlock.h [iso-8859-1]
Sat Jan 2 20:41:03 2010
@@ -1,0 +1,95 @@
+/*
+* PROJECT: ReactOS Kernel
+* LICENSE: GPL - See COPYING in the top level directory
+* FILE: ntoskrnl/include/spinlock.h
+* PURPOSE: Internal Inlined Functions for spinlocks, shared with HAL
+* PROGRAMMERS: Alex Ionescu (alex.ionescu(a)reactos.org)
+*/
+
+VOID
+NTAPI
+Kii386SpinOnSpinLock(PKSPIN_LOCK SpinLock, ULONG Flags);
+
+#ifndef CONFIG_SMP
+
+//
+// Spinlock Acquire at IRQL >= DISPATCH_LEVEL
+//
+FORCEINLINE
+VOID
+KxAcquireSpinLock(IN PKSPIN_LOCK SpinLock)
+{
+ /* On UP builds, spinlocks don't exist at IRQL >= DISPATCH */
+ UNREFERENCED_PARAMETER(SpinLock);
+}
+
+//
+// Spinlock Release at IRQL >= DISPATCH_LEVEL
+//
+FORCEINLINE
+VOID
+KxReleaseSpinLock(IN PKSPIN_LOCK SpinLock)
+{
+ /* On UP builds, spinlocks don't exist at IRQL >= DISPATCH */
+ UNREFERENCED_PARAMETER(SpinLock);
+}
+
+#else
+
+//
+// Spinlock Acquisition at IRQL >= DISPATCH_LEVEL
+//
+FORCEINLINE
+VOID
+KxAcquireSpinLock(IN PKSPIN_LOCK SpinLock)
+{
+#ifdef DBG
+ /* Make sure that we don't own the lock already */
+ if (((KSPIN_LOCK)KeGetCurrentThread() | 1) == *SpinLock)
+ {
+ /* We do, bugcheck! */
+ KeBugCheckEx(SPIN_LOCK_ALREADY_OWNED, (ULONG_PTR)SpinLock, 0, 0, 0);
+ }
+#endif
+
+ /* Try to acquire the lock */
+ while (InterlockedBitTestAndSet((PLONG)SpinLock, 0))
+ {
+#if defined(_M_IX86) && defined(DBG)
+ /* On x86 debug builds, we use a much slower but useful routine */
+ Kii386SpinOnSpinLock(SpinLock, 5);
+#else
+ /* It's locked... spin until it's unlocked */
+ while (*(volatile KSPIN_LOCK *)SpinLock & 1)
+ {
+ /* Yield and keep looping */
+ YieldProcessor();
+ }
+#endif
+ }
+#ifdef DBG
+ /* On debug builds, we OR in the KTHREAD */
+ *SpinLock = (KSPIN_LOCK)KeGetCurrentThread() | 1;
+#endif
+}
+
+//
+// Spinlock Release at IRQL >= DISPATCH_LEVEL
+//
+FORCEINLINE
+VOID
+KxReleaseSpinLock(IN PKSPIN_LOCK SpinLock)
+{
+#if DBG
+ /* Make sure that the threads match */
+ if (((KSPIN_LOCK)KeGetCurrentThread() | 1) != *SpinLock)
+ {
+ /* They don't, bugcheck */
+ KeBugCheckEx(SPIN_LOCK_NOT_OWNED, (ULONG_PTR)SpinLock, 0, 0, 0);
+ }
+#endif
+ /* Clear the lock */
+ InterlockedAnd((PLONG)SpinLock, 0);
+}
+
+#endif
Propchange: branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/spinlock.h
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