修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/kernel/time/tick-sched.h
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@@ -49,6 +49,8 @@
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  * @timer_expires_base:	Base time clock monotonic for @timer_expires
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  * @next_timer:		Expiry time of next expiring timer for debugging purpose only
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  * @tick_dep_mask:	Tick dependency mask - is set, if someone needs the tick
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+ * @last_tick_jiffies:	Value of jiffies seen on last tick
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+ * @stalled_jiffies:	Number of stalled jiffies detected across ticks
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  */
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 struct tick_sched {
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 	struct hrtimer			sched_timer;
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@@ -77,6 +79,8 @@
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 	u64				next_timer;
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 	ktime_t				idle_expires;
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 	atomic_t			tick_dep_mask;
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+	unsigned long			last_tick_jiffies;
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+	unsigned int			stalled_jiffies;
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 };
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 extern struct tick_sched *tick_get_tick_sched(int cpu);