2 files changed, 10 insertions, 10 deletions
diff --git a/os/kernel/src/chdebug.c b/os/kernel/src/chdebug.c
index ebe93e8a5..969718082 100644
--- a/os/kernel/src/chdebug.c
+++ b/os/kernel/src/chdebug.c
@@ -45,10 +45,10 @@ void trace_init(void) {
 /**
  * @brief   Inserts in the circular debug trace buffer a context switch record.
  *
- * @param[in] otp       the thread being switched out
  * @param[in] ntp       the thread to be switched in
+ * @param[in] otp       the thread being switched out
  */
-void chDbgTrace(Thread *otp, Thread *ntp) {
+void chDbgTrace(Thread *ntp, Thread *otp) {
 
   trace_buffer.tb_ptr->cse_wtobjp = otp->p_u.wtobjp;
   trace_buffer.tb_ptr->cse_time = chTimeNow();
diff --git a/os/kernel/src/chschd.c b/os/kernel/src/chschd.c
index 8cfd5cd81..441559c36 100644
--- a/os/kernel/src/chschd.c
+++ b/os/kernel/src/chschd.c
@@ -90,8 +90,8 @@ void chSchGoSleepS(tstate_t newstate) {
 #if CH_TIME_QUANTUM > 0
   rlist.r_preempt = CH_TIME_QUANTUM;
 #endif
-  chDbgTrace(otp, currp);
-  chSysSwitchI(otp, currp);
+  chDbgTrace(currp, otp);
+  chSysSwitchI(currp, otp);
 }
 
 /*
@@ -185,8 +185,8 @@ void chSchWakeupS(Thread *ntp, msg_t msg) {
     rlist.r_preempt = CH_TIME_QUANTUM;
 #endif
     (currp = ntp)->p_state = THD_STATE_CURRENT;
-    chDbgTrace(otp, ntp);
-    chSysSwitchI(otp, ntp);
+    chDbgTrace(ntp, otp);
+    chSysSwitchI(ntp, otp);
   }
 }
 
@@ -204,8 +204,8 @@ void chSchDoRescheduleI(void) {
 #if CH_TIME_QUANTUM > 0
   rlist.r_preempt = CH_TIME_QUANTUM;
 #endif
-  chDbgTrace(otp, currp);
-  chSysSwitchI(otp, currp);
+  chDbgTrace(currp, otp);
+  chSysSwitchI(currp, otp);
 }
 
 /**
@@ -272,8 +272,8 @@ void chSchDoYieldS(void) {
 #if CH_TIME_QUANTUM > 0
     rlist.r_preempt = CH_TIME_QUANTUM;
 #endif
-    chDbgTrace(otp, currp);
-    chSysSwitchI(otp, currp);
+    chDbgTrace(currp, otp);
+    chSysSwitchI(currp, otp);
   }
 }