Zebediah Figura : ntoskrnl.exe: Implement KeReleaseSpinLock().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 55463d4aa8f09a4ff835464fe2c51e5e3788b04f
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=55463d4aa8f09a4ff835464fe2c51e5e3788b04f

Author: Zebediah Figura <z.figura12 at gmail.com>
Date:   Wed Jan 23 23:50:35 2019 -0600

ntoskrnl.exe: Implement KeReleaseSpinLock().

Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ntoskrnl.exe/ntoskrnl.c        |  8 --------
 dlls/ntoskrnl.exe/ntoskrnl.exe.spec |  2 +-
 dlls/ntoskrnl.exe/sync.c            | 11 +++++++++++
 3 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index 06a1cbd..dd822c0 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -3864,14 +3864,6 @@ KIRQL WINAPI KeAcquireSpinLockRaiseToDpc(KSPIN_LOCK *spinlock)
 }
 
 /***********************************************************************
- *           KeReleaseSpinLock (NTOSKRNL.EXE.@)
- */
-void WINAPI KeReleaseSpinLock( KSPIN_LOCK *spinlock, KIRQL irql )
-{
-    FIXME( "stub: %p %u\n", spinlock, irql );
-}
-
-/***********************************************************************
  *           IoCreateNotificationEvent (NTOSKRNL.EXE.@)
  */
 PKEVENT WINAPI IoCreateNotificationEvent(UNICODE_STRING *name, HANDLE *handle)
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index a30459a..ed3e2c6 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -593,7 +593,7 @@
 @ stub KeReleaseMutant
 @ stdcall KeReleaseMutex(ptr long)
 @ stdcall KeReleaseSemaphore(ptr long long long)
-@ stdcall KeReleaseSpinLock(ptr long)
+@ stdcall -arch=arm,arm64,x86_64 KeReleaseSpinLock(ptr long)
 @ stub KeReleaseSpinLockFromDpcLevel
 @ stub KeRemoveByKeyDeviceQueue
 @ stub KeRemoveByKeyDeviceQueueIfBusy
diff --git a/dlls/ntoskrnl.exe/sync.c b/dlls/ntoskrnl.exe/sync.c
index bd58f33..832b048 100644
--- a/dlls/ntoskrnl.exe/sync.c
+++ b/dlls/ntoskrnl.exe/sync.c
@@ -382,3 +382,14 @@ void WINAPI KeInitializeSpinLock( KSPIN_LOCK *lock )
     TRACE("lock %p.\n", lock);
     *lock = 0;
 }
+
+#ifndef __i386__
+/***********************************************************************
+ *           KeReleaseSpinLock (NTOSKRNL.EXE.@)
+ */
+void WINAPI KeReleaseSpinLock( KSPIN_LOCK *lock, KIRQL irql )
+{
+    TRACE("lock %p, irql %u.\n", lock, irql);
+    InterlockedExchangePointer( (void **)lock, 0 );
+}
+#endif