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diff --git a/nuttx/sched/pthread_barrierattrinit.c b/nuttx/sched/pthread_barrierattrinit.c
new file mode 100644
index 000000000..b2787bd31
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+++ b/nuttx/sched/pthread_barrierattrinit.c
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+/********************************************************************************
+ * pthread_barrierattrinit.c
+ *
+ *   Copyright (C) 2007 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name Gregory Nutt nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ********************************************************************************/
+
+/********************************************************************************
+ * Included Files
+ ********************************************************************************/
+
+#include <sys/types.h>
+#include <pthread.h>
+#include <errno.h>
+#include <debug.h>
+
+/********************************************************************************
+ * Definitions
+ ********************************************************************************/
+
+/********************************************************************************
+ * Private Type Declarations
+ ********************************************************************************/
+
+/********************************************************************************
+ * Global Variables
+ ********************************************************************************/
+
+/********************************************************************************
+ * Private Variables
+ ********************************************************************************/
+
+/********************************************************************************
+ * Private Function Prototypes
+ ********************************************************************************/
+
+/********************************************************************************
+ * Public Functions
+ ********************************************************************************/
+
+/********************************************************************************
+ * Function: pthread_barrierattr_init
+ *
+ * Description:
+ *   The pthread_barrierattr_init() function will initialize a barrier attribute
+ *   object attr with the default value for all of the attributes defined by the
+ *   implementation.
+ *
+ * Parameters:
+ *   attr - barrier attributes to be initialized.
+ *
+ * Return Value:
+ *   0 (OK) on success or EINVAL if attr is invalid.
+ *
+ * Assumptions:
+ *
+ ********************************************************************************/
+
+int pthread_barrierattr_init(FAR pthread_barrierattr_t *attr)
+{
+  int ret = OK;
+
+  if (!attr)
+    {
+      ret = EINVAL;
+    }
+  else
+    {
+      attr->pshared = PTHREAD_PROCESS_PRIVATE;
+    }
+  return ret;
+}