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Date: Wed, 25 Dec 2019 15:44:04 +0800 From: Li Guanglei <guangleix.li@...il.com> To: mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com, vincent.guittot@...aro.org Cc: dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de, linux-kernel@...r.kernel.org, guangleix.li@...il.com, guanglei.li@...soc.com Subject: [PATCH v01] sched/core: uclamp: fix rq.uclamp memory size of initialization From: Li Guanglei <guanglei.li@...soc.com> uclamp_rq for each clamp id(UCLAMP_CNT) should be initialized when call init_uclamp. Signed-off-by: Li Guanglei <guanglei.li@...soc.com> --- kernel/sched/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 44123b4..05f870b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1252,7 +1252,8 @@ static void __init init_uclamp(void) mutex_init(&uclamp_mutex); for_each_possible_cpu(cpu) { - memset(&cpu_rq(cpu)->uclamp, 0, sizeof(struct uclamp_rq)); + memset(&cpu_rq(cpu)->uclamp, 0, + sizeof(struct uclamp_rq)*UCLAMP_CNT); cpu_rq(cpu)->uclamp_flags = 0; } -- 2.7.4
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