xnu-517.tar.gz

[apple/xnu.git] / iokit / IOKit / IOSharedLock.h

diff --git a/iokit/IOKit/IOSharedLock.h b/iokit/IOKit/IOSharedLock.h
index 803ec162cbd881dacb59e644a95f648898626ce1..0899e775fe7d2b895bef46b96dc54236d1c82ca6 100644 (file)
--- a/iokit/IOKit/IOSharedLock.h
+++ b/iokit/IOKit/IOSharedLock.h
@@ -58,9 +58,12 @@ extern "C" {
 typedef volatile int           IOSharedLockData;
 typedef IOSharedLockData    *   IOSharedLock;
 
-#define IOSpinLockInit(l)      (*(l) = (IOSpinLockData)0)
+#define IOSpinLockInit(l)      (*(l) = (IOSharedLockData)0)
 
+#ifndef KERNEL
 extern void IOSpinLock(IOSharedLock l);
+#endif
+
 extern void IOSpinUnlock(IOSharedLock l);
 extern boolean_t IOTrySpinLock(IOSharedLock l);
 
@@ -73,7 +76,10 @@ typedef ev_lock_data_t           *   ev_lock_t;
 // needs isync?
 //#define ev_is_locked(l)      (*(l) != (ev_lock_data_t)0)
 
+#ifndef KERNEL
 extern void ev_lock(ev_lock_t l);              // Spin lock!
+#endif
+
 extern void ev_unlock(ev_lock_t l);
 extern boolean_t ev_try_lock(ev_lock_t l);