sched_trace: new implementation

This provides and hooks up a new made-from-scratch sched_trace()
implementation based on Feather-Trace and ftdev.

1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index 9ee07ba365..fdeced2628 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -67,6 +67,7 @@
 #include <asm/tlb.h>
 #include <asm/irq_regs.h>
 
+#include <litmus/sched_trace.h>
 #include <litmus/trace.h>
 
 #include <litmus/norqlock.h>
@@ -3691,6 +3692,8 @@ need_resched_nonpreemptible:
                 rq->nr_switches++;
                 rq->curr = next;
                 ++*switch_count;
+                sched_trace_task_switch_away(prev);
+                sched_trace_task_switch_to(next);
 
                 TS_SCHED_END(next);
                 TS_CXS_START(next);