From ceea042aaf3e373b598b3295c256feaef4e4236c Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Wed, 31 Jul 2013 12:26:02 +0000
Subject: git-svn-id:
 svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6056
 35acf78f-673a-0410-8e92-d51de3d6d3f4

---
 os/kernel/src/chstats.c   | 5 +++--
 os/kernel/src/chthreads.c | 3 +++
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'os/kernel/src')

diff --git a/os/kernel/src/chstats.c b/os/kernel/src/chstats.c
index 93739da17..06ac21d1d 100644
--- a/os/kernel/src/chstats.c
+++ b/os/kernel/src/chstats.c
@@ -83,11 +83,12 @@ void _stats_increase_irq(void) {
 }
 
 /**
- * @brief   Increases the context switch counter.
+ * @brief   Updates context switch related statistics.
  */
-void _stats_increase_ctxswc(void) {
+void _stats_ctxswc(thread_t *ntp, thread_t *otp) {
 
   kernel_stats.n_ctxswc++;
+  chTMChainMeasurementToX(&otp->p_stats, &ntp->p_stats);
 }
 
 /**
diff --git a/os/kernel/src/chthreads.c b/os/kernel/src/chthreads.c
index b707b4562..ff6e5e597 100644
--- a/os/kernel/src/chthreads.c
+++ b/os/kernel/src/chthreads.c
@@ -124,6 +124,9 @@ thread_t *_thread_init(thread_t *tp, tprio_t prio) {
 #if CH_DBG_ENABLE_STACK_CHECK
   tp->p_stklimit = (stkalign_t *)(tp + 1);
 #endif
+#if CH_DBG_STATISTICS || defined(__DOXYGEN__)
+  chTMStartMeasurementX(&tp->p_stats);
+#endif
 #if defined(CH_CFG_THREAD_INIT_HOOK)
   CH_CFG_THREAD_INIT_HOOK(tp);
 #endif
-- 
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