sched: Correct word spelling mistakes.

This commit fixed serveral word spelling mistakes.

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

include/nuttx/clock.h

@@ -571,7 +571,7 @@ int clock_isleapyear(int year);
  *
  ****************************************************************************/
 
-int clock_daysbeforemonth(int month, bool leapyear);
+int clock_daysbeforemonth(int month, bool leap_year);
 
 /****************************************************************************
  * Name:  clock_dayoftheweek

libs/libc/time/lib_daysbeforemonth.c

@@ -52,19 +52,19 @@ static const uint16_t g_daysbeforemonth[13] =
  *    month.
  *
  * Input Parameters:
- *    month    - The month in the form of tm_mon, that is a range of 0-11.
+ *    month     - The month in the form of tm_mon, that is a range of 0-11.
- *    leapyear - True if leap year and there are 29 days in February.
+ *    leap_year - True if leap year and there are 29 days in February.
- *               NOTE the month=1 is February.
+ *                NOTE the month=1 is February.
  *
  * Returned Value:
  *    The number of days that occurred before the month
  *
  ****************************************************************************/
 
-int clock_daysbeforemonth(int month, bool leapyear)
+int clock_daysbeforemonth(int month, bool leap_year)
 {
   int retval = g_daysbeforemonth[month];
-  if (month >= 2 && leapyear)
+  if (month >= 2 && leap_year)
     {
       retval++;
     }

sched/Kconfig

@@ -1179,7 +1179,7 @@ config SCHED_PROFILE_TICKSPERSEC
 	int "Profile sampling rate"
 	default 1000
 	---help---
-		This is the frequency at which the profil functon will sample the
+		This is the frequency at which the profil function will sample the
 		running program. The default is 1000Hz.
 
 menuconfig SCHED_INSTRUMENTATION
@@ -2000,11 +2000,11 @@ config SCHED_EVENTS
 		events to event objects.
 
 config ASSERT_PAUSE_CPU_TIMEOUT
-	int "Timeout in milisecond to pause another CPU when assert"
+	int "Timeout in millisecond to pause another CPU when assert"
 	default 2000
 	depends on SMP
 	---help---
-		Timeout in milisecond to pause another CPU when assert. Only available
+		Timeout in millisecond to pause another CPU when assert. Only available
 		when SMP is enabled.
 		Enable to support perf events.
 

sched/group/group_continue.c

@@ -67,7 +67,7 @@ static int group_continue_handler(pid_t pid, FAR void *arg)
   rtcb = nxsched_get_tcb(pid);
   if (rtcb != NULL)
     {
-      /* Remove the task from waitting list */
+      /* Remove the task from waiting list */
 
       nxsched_remove_blocked(rtcb);
 

sched/sched/sched_timerexpiration.c

@@ -410,7 +410,7 @@ static clock_t nxsched_timer_start(clock_t ticks, clock_t interval)
       /* Normally, timer event cannot triggered on exact time
        * due to the existence of interrupt latency.
        * Assuming that the interrupt latency is distributed within
-       * [Best-Case Execution Time, Worst-Case Excution Time],
+       * [Best-Case Execution Time, Worst-Case Execution Time],
        * we can set the timer adjustment value to the BCET to
        * reduce the latency.
        * After the adjustment, the timer interrupt latency will be

sched/signal/sig_timedwait.c

@@ -113,7 +113,7 @@ static void nxsig_timeout(wdparm_t arg)
 #endif
         }
 
-      /* Remove the task from waitting list */
+      /* Remove the task from waiting list */
 
       dq_rem((FAR dq_entry_t *)wtcb, list_waitingforsignal());
 
@@ -183,7 +183,7 @@ void nxsig_wait_irq(FAR struct tcb_s *wtcb, int errcode)
 #endif
         }
 
-      /* Remove the task from waitting list */
+      /* Remove the task from waiting list */
 
       dq_rem((FAR dq_entry_t *)wtcb, list_waitingforsignal());