wqueue: remove unused work_foreach() API

Signed-off-by: ligd <[email protected]>

Author: GUIDINGLI

include/nuttx/wqueue.h

@@ -406,25 +406,6 @@ int work_cancel(int qid, FAR struct work_s *work);
 
 int work_cancel_sync(int qid, FAR struct work_s *work);
 
-/****************************************************************************
- * Name: work_foreach
- *
- * Description:
- *   Enumerate over each work thread and provide the tid of each task to a
- *   user callback functions.
- *
- * Input Parameters:
- *   qid     - The work queue ID
- *   handler - The function to be called with the pid of each task
- *   arg     - The function callback
- *
- * Returned Value:
- *   None
- *
- ****************************************************************************/
-
-void work_foreach(int qid, work_foreach_t handler, FAR void *arg);
-
 /****************************************************************************
  * Name: work_available
  *

sched/wqueue/kwork_thread.c

@@ -279,55 +279,6 @@ static int work_thread_create(FAR const char *name, int priority,
  * Public Functions
  ****************************************************************************/
 
-/****************************************************************************
- * Name: work_foreach
- *
- * Description:
- *   Enumerate over each work thread and provide the tid of each task to a
- *   user callback functions.
- *
- * Input Parameters:
- *   qid     - The work queue ID
- *   handler - The function to be called with the pid of each task
- *   arg     - The function callback
- *
- * Returned Value:
- *   None
- *
- ****************************************************************************/
-
-void work_foreach(int qid, work_foreach_t handler, FAR void *arg)
-{
-  FAR struct kwork_wqueue_s *wqueue;
-  int nthread;
-  int wndx;
-
-#ifdef CONFIG_SCHED_HPWORK
-  if (qid == HPWORK)
-    {
-      wqueue  = (FAR struct kwork_wqueue_s *)&g_hpwork;
-      nthread = CONFIG_SCHED_HPNTHREADS;
-    }
-  else
-#endif
-#ifdef CONFIG_SCHED_LPWORK
-  if (qid == LPWORK)
-    {
-      wqueue  = (FAR struct kwork_wqueue_s *)&g_lpwork;
-      nthread = CONFIG_SCHED_LPNTHREADS;
-    }
-  else
-#endif
-    {
-      return;
-    }
-
-  for (wndx = 0; wndx < nthread; wndx++)
-    {
-      handler(wqueue->worker[wndx].pid, arg);
-    }
-}
-
 /****************************************************************************
  * Name: work_start_highpri
  *