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-rw-r--r--cpukit/posix/src/pspininit.c52
1 files changed, 7 insertions, 45 deletions
diff --git a/cpukit/posix/src/pspininit.c b/cpukit/posix/src/pspininit.c
index bc131e2e81..313633a11e 100644
--- a/cpukit/posix/src/pspininit.c
+++ b/cpukit/posix/src/pspininit.c
@@ -11,6 +11,8 @@
* COPYRIGHT (c) 1989-2006.
* On-Line Applications Research Corporation (OAR).
*
+ * Copyright (c) 2016 embedded brains GmbH
+ *
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
@@ -20,58 +22,18 @@
#include "config.h"
#endif
-#include <pthread.h>
-#include <errno.h>
-
-#include <rtems/system.h>
#include <rtems/posix/spinlockimpl.h>
-/*
- * pthread_spinlock_init
- *
- * This directive creates a spinlock. A spinlock id is returned.
- *
- * Input parameters:
- * spinlock - pointer to spinlock id
- * pshared - is this spinlock shared between processes
- *
- * Output parameters:
- * spinlock - spinlock id
- * 0 - if successful
- * error code - if unsuccessful
- */
-
int pthread_spin_init(
pthread_spinlock_t *spinlock,
int pshared
)
{
- POSIX_Spinlock_Control *the_spinlock;
+#if defined(RTEMS_SMP) && defined(POSIX_SPINLOCKS_ARE_SELF_CONTAINED)
+ POSIX_Spinlock_Control *the_spinlock;
- if ( !spinlock )
- return EINVAL;
-
- switch ( pshared ) {
- case PTHREAD_PROCESS_PRIVATE: /* only supported values */
- break;
- case PTHREAD_PROCESS_SHARED:
- default:
- return EINVAL;
- }
-
- the_spinlock = _POSIX_Spinlock_Allocate();
-
- if ( !the_spinlock ) {
- _Objects_Allocator_unlock();
- return EAGAIN;
- }
-
- _CORE_spinlock_Initialize( &the_spinlock->Spinlock );
-
- _Objects_Open_u32( &_POSIX_Spinlock_Information, &the_spinlock->Object, 0 );
-
- *spinlock = the_spinlock->Object.id;
-
- _Objects_Allocator_unlock();
+ the_spinlock = _POSIX_Spinlock_Get( spinlock );
+ _SMP_ticket_lock_Initialize( &the_spinlock->Lock );
+#endif
return 0;
}