clocksource/drivers/c-sky: fixup ftrace call-graph panic
We must add notrace on sched_clock_read, because it's called by ftrace_graph_caller. Signed-off-by: Guo Ren <ren_guo@c-sky.com>
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@ -97,7 +97,7 @@ static int csky_mptimer_dying_cpu(unsigned int cpu)
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/*
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* clock source
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*/
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static u64 sched_clock_read(void)
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static u64 notrace sched_clock_read(void)
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{
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return (u64)mfcr(PTIM_CCVR);
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}
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