kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/include/linux/sched/rt.h
..
..
@@ -39,12 +39,20 @@
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 }
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 extern void rt_mutex_setprio(struct task_struct *p, struct task_struct *pi_task);
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 extern void rt_mutex_adjust_pi(struct task_struct *p);
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+static inline bool tsk_is_pi_blocked(struct task_struct *tsk)
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+{
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+	return tsk->pi_blocked_on != NULL;
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+}
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 #else
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 static inline struct task_struct *rt_mutex_get_top_task(struct task_struct *task)
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 {
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 	return NULL;
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 }
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 # define rt_mutex_adjust_pi(p)		do { } while (0)
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+static inline bool tsk_is_pi_blocked(struct task_struct *tsk)
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+{
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+	return false;
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+}
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 #endif
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 extern void normalize_rt_tasks(void);