sched/tls: Add task_init_info and task_uninit_info

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

sched/group/group_create.c

@@ -35,10 +35,10 @@
 #include <nuttx/lib/lib.h>
 #include <nuttx/semaphore.h>
 #include <nuttx/sched.h>
-#include <nuttx/tls.h>
 
 #include "sched/sched.h"
 #include "group/group.h"
+#include "tls/tls.h"
 
 /****************************************************************************
  * Pre-processor Definitions
@@ -185,9 +185,8 @@ int group_allocate(FAR struct task_tcb_s *tcb, uint8_t ttype)
 
   /* Alloc task info for group  */
 
-  group->tg_info = (FAR struct task_info_s *)
-    group_zalloc(group, sizeof(struct task_info_s));
-  if (!group->tg_info)
+  ret = task_init_info(group);
+  if (ret < 0)
     {
       goto errout_with_member;
     }
@@ -200,10 +199,6 @@ int group_allocate(FAR struct task_tcb_s *tcb, uint8_t ttype)
 
   group_inherit_identity(group);
 
-  /* Initial user space semaphore */
-
-  nxsem_init(&group->tg_info->ta_sem, 0, 1);
-
   /* Initialize file descriptors for the TCB */
 
   files_initlist(&group->tg_filelist);

sched/group/group_leave.c

@@ -44,6 +44,7 @@
 #include "pthread/pthread.h"
 #include "mqueue/mqueue.h"
 #include "group/group.h"
+#include "tls/tls.h"
 
 /****************************************************************************
  * Private Functions
@@ -137,8 +138,7 @@ static inline void group_release(FAR struct task_group_s *group)
   task_tls_destruct();
 #endif
 
-  nxsem_destroy(&group->tg_info->ta_sem);
-  group_free(group, group->tg_info);
+  task_uninit_info(group);
 
 #if defined(CONFIG_SCHED_HAVE_PARENT) && defined(CONFIG_SCHED_CHILD_STATUS)
   /* Free all un-reaped child exit status */

sched/tls/Make.defs

@@ -18,7 +18,7 @@
 #
 ############################################################################
 
-CSRCS += tls_initinfo.c tls_dupinfo.c
+CSRCS += task_initinfo.c task_uninitinfo.c tls_initinfo.c tls_dupinfo.c
 
 # Include tls build support
 

sched/tls/task_initinfo.c

@@ -0,0 +1,69 @@
+/****************************************************************************
+ * sched/tls/task_initinfo.c
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <errno.h>
+
+#include <nuttx/kmalloc.h>
+#include <nuttx/semaphore.h>
+#include <nuttx/tls.h>
+
+#include "tls.h"
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: task_init_info
+ *
+ * Description:
+ *   Allocate and initilize task_info_s structure.
+ *
+ * Input Parameters:
+ *   - group: The group of new task
+ *
+ * Returned Value:
+ *   Zero (OK) on success; a negated errno value on failure.
+ *
+ ****************************************************************************/
+
+int task_init_info(FAR struct task_group_s *group)
+{
+  FAR struct task_info_s *info;
+
+  /* Allocate task info for group */
+
+  info = group_zalloc(group, sizeof(struct task_info_s));
+  if (info == NULL)
+    {
+      return -ENOMEM;
+    }
+
+  /* Initialize user space semaphore */
+
+  nxsem_init(&info->ta_sem, 0, 1);
+  group->tg_info = info;
+
+  return OK;
+}

sched/tls/task_uninitinfo.c

@@ -0,0 +1,55 @@
+/****************************************************************************
+ * sched/tls/task_uninitinfo.c
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/kmalloc.h>
+#include <nuttx/semaphore.h>
+#include <nuttx/tls.h>
+
+#include "tls.h"
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: task_uninit_info
+ *
+ * Description:
+ *   Uninitilize and free task_info_s structure.
+ *
+ * Input Parameters:
+ *   - group: The group of new task
+ *
+ * Returned Value:
+ *   None.
+ *
+ ****************************************************************************/
+
+void task_uninit_info(FAR struct task_group_s *group)
+{
+  FAR struct task_info_s *info = group->tg_info;
+
+  nxsem_destroy(&info->ta_sem);
+  group_free(group, info);
+}

sched/tls/tls.h

@@ -31,6 +31,38 @@
  * Public Function Prototypes
  ****************************************************************************/
 
+/****************************************************************************
+ * Name: task_init_info
+ *
+ * Description:
+ *   Allocate and initilize task_info_s structure.
+ *
+ * Input Parameters:
+ *   - group: The group of new task
+ *
+ * Returned Value:
+ *   Zero (OK) on success; a negated errno value on failure.
+ *
+ ****************************************************************************/
+
+int task_init_info(FAR struct task_group_s *group);
+
+/****************************************************************************
+ * Name: task_uninit_info
+ *
+ * Description:
+ *   Uninitilize and free task_info_s structure.
+ *
+ * Input Parameters:
+ *   - group: The group of new task
+ *
+ * Returned Value:
+ *   None.
+ *
+ ****************************************************************************/
+
+void task_uninit_info(FAR struct task_group_s *group);
+
 /****************************************************************************
  * Name: tls_init_info
  *