No need to call sched_lock explicitly after call spin_lock_irqsave, since it will be called in func spin_lock_irqsave.

Signed-off-by: wangzhi16 <wangzhi16@xiaomi.com>

sched/clock/clock_adjtime.c

@@ -115,7 +115,6 @@ static int adjtime_start(long long adjust_usec)
     }
 
   flags = spin_lock_irqsave(&g_adjtime_lock);
-  sched_lock();
 
   /* Set new adjustment */
 
@@ -142,7 +141,6 @@ static int adjtime_start(long long adjust_usec)
     }
 
   spin_unlock_irqrestore(&g_adjtime_lock, flags);
-  sched_unlock();
 
   return ret;
 }

sched/misc/assert.c

@@ -840,7 +840,6 @@ void _assert(FAR const char *filename, int linenum,
   if (os_ready)
     {
       flags = spin_lock_irqsave(&g_assert_lock);
-      sched_lock();
     }
 
 #if CONFIG_BOARD_RESET_ON_ASSERT < 2
@@ -914,6 +913,5 @@ void _assert(FAR const char *filename, int linenum,
   if (os_ready)
     {
       spin_unlock_irqrestore(&g_assert_lock, flags);
-      sched_unlock();
     }
 }

sched/wqueue/kwork_notifier.c

@@ -31,7 +31,6 @@
 #include <stdbool.h>
 #include <unistd.h>
 #include <string.h>
-#include <sched.h>
 #include <assert.h>
 
 #include <nuttx/arch.h>
@@ -361,7 +360,6 @@ void work_notifier_signal(enum work_evtype_e evtype,
    */
 
   flags = spin_lock_irqsave(&g_notifier_lock);
-  sched_lock();
 
   /* Process the notification at the head of the pending list until the
    * pending list is empty
@@ -405,7 +403,6 @@ void work_notifier_signal(enum work_evtype_e evtype,
     }
 
   spin_unlock_irqrestore(&g_notifier_lock, flags);
-  sched_unlock();
 }
 
 #endif /* CONFIG_WQUEUE_NOTIFIER */

sched/wqueue/kwork_queue.c

@@ -69,7 +69,6 @@ static void work_timer_expiry(wdparm_t arg)
   FAR struct work_s *work = (FAR struct work_s *)arg;
 
   irqstate_t flags = spin_lock_irqsave(&work->wq->lock);
-  sched_lock();
 
   /* We have being canceled */
 
@@ -79,7 +78,6 @@ static void work_timer_expiry(wdparm_t arg)
     }
 
   spin_unlock_irqrestore(&work->wq->lock, flags);
-  sched_unlock();
 }
 
 static bool work_is_canceling(FAR struct kworker_s *kworkers, int nthreads,
@@ -184,10 +182,8 @@ int work_queue_wq(FAR struct kwork_wqueue_s *wqueue,
 
   if (!delay)
     {
-      sched_lock();
       queue_work(wqueue, work);
       spin_unlock_irqrestore(&wqueue->lock, flags);
-      sched_unlock();
     }
   else
     {

sched/wqueue/kwork_thread.c

@@ -27,7 +27,6 @@
 #include <nuttx/config.h>
 
 #include <unistd.h>
-#include <sched.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -205,9 +204,7 @@ static int work_thread(int argc, FAR char *argv[])
           while (kworker->wait_count > 0)
             {
               kworker->wait_count--;
-              sched_lock();
               nxsem_post(&kworker->wait);
-              sched_unlock();
             }
         }