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authorandip71 <andreasp@gmx.de>2013-05-22 10:57:35 +0200
committerSimon Shields <keepcalm444@gmail.com>2016-01-14 00:38:06 +1100
commitf0190e5f80638444d95a06f3bdab5b850ab467e6 (patch)
tree0bb704a87b0d6be452275be2df2202fc3eaabb03
parent0512bc28ad3814518827e147925fc29f7967ec85 (diff)
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Revert "tick: Cleanup NOHZ per cpu data on cpu down"
andip71: This was a bug introduced in upstream to 3.0.79 which impacts CPU frequency scaling This reverts commit b9cbfd27308999d2ae56d1d341a3a77f91d04a19. Change-Id: I20aec7487cd7e426d52ce1724ee6216e594ba199
-rw-r--r--kernel/time/tick-sched.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index c0be5f2..c473ce2 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -811,7 +811,7 @@ void tick_cancel_sched_timer(int cpu)
hrtimer_cancel(&ts->sched_timer);
# endif
- memset(ts, 0, sizeof(*ts));
+ ts->nohz_mode = NOHZ_MODE_INACTIVE;
}
#endif