Not for merge. This may become a real tracepoint.
Signed-off-by: Frederic Weisbecker <[email protected]>
Cc: Alessio Igor Bogani <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Chris Metcalf <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Geoff Levand <[email protected]>
Cc: Gilad Ben Yossef <[email protected]>
Cc: Hakan Akkan <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Li Zhong <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul E. McKenney <[email protected]>
Cc: Paul Gortmaker <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: Thomas Gleixner <[email protected]>
---
kernel/time/tick-sched.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index b75e302..a35ae96 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -118,8 +118,10 @@ static void tick_sched_do_timer(ktime_t now)
#endif
/* Check, if the jiffies need an update */
- if (tick_do_timer_cpu == cpu)
+ if (tick_do_timer_cpu == cpu) {
+ trace_printk("do timekeeping\n");
tick_do_update_jiffies64(now);
+ }
}
static void tick_sched_handle(struct tick_sched *ts, struct pt_regs *regs)
--
1.7.5.4
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