rk3568 rt init

hc

2023-11-06 e3e12f52b214121840b44c91de5b3e5af5d3eb84

 kernel/kernel/irq/handle.c
..
..
@@ -185,10 +185,16 @@
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 {
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 	irqreturn_t retval;
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 	unsigned int flags = 0;
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+	struct pt_regs *regs = get_irq_regs();
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+	u64 ip = regs ? instruction_pointer(regs) : 0;
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 	retval = __handle_irq_event_percpu(desc, &flags);
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-	add_interrupt_randomness(desc->irq_data.irq, flags);
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+#ifdef CONFIG_PREEMPT_RT_FULL
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+	desc->random_ip = ip;
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+#else
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+	add_interrupt_randomness(desc->irq_data.irq, flags, ip);
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+#endif
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 	if (!noirqdebug)
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 		note_interrupt(desc, retval);